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BIOL 319 - AOIs

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
A of Obturator Internus   laterally rotates extended thigh  
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O of Obturator Internus   Obturator foramen margin  
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I of Obturator Internus   Greater trochanter of femur  
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A of Flexor Hallucis   Flexes great toe  
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O of Flexor Hallucis   Fibula  
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I of Flexor Hallucis   Distal phalanx 1  
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A of Lumbricals, foot   Flexes metatarsophalangeal joints  
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O of Lumbricals, foot   Flexor digitorum longus tendons  
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I of Lumbricals, foot   Proximal phalanges 2-5  
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A of Extensor hallucis   Extends great toe  
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O of Extensor hallucis   Fibula  
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I of Extensor hallucis   Distal phalanx 1  
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A of Ischiocavernosus   Maintains erection  
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O of Ischiocavernosus   Ischial tuberosity  
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I of Ischiocavernosus   Corpus cavernosa of penis/clitoris  
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A of Serratus ventralis   Holds scapula to chest wall  
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O of Serratus ventralis   Ribs  
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I of Serratus ventralis   Anteromedial scapula  
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A of Palmar interossei, foot   Adducts toes  
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O of Palmar interossei, foot   Metatarsals  
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I of Palmar interossei, foot   Proximal phalanges  
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A of Dorsal interossei, foot   Abducts toes  
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O of Dorsal interossei, foot   Metatarsals  
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I of Dorsal interossei, foot   Proximal phalanges  
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O of Pectineus   Pubis  
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I of Pectineus   Linea aspera of femur  
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A of Subscapularis   Medially rotates humerus  
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O of Subscapularis   Subscapular fossa  
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I of Subscapularis   Lesser tubercle of humerus  
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A of Supraspinatus   Stabilizes shoulder joint  
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O of Supraspinatus   Supraspinous fossa of scapula  
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I of Supraspinatus   Greater tubercle of humerus  
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A of Infraspinatus   Stabilizes shoulder joint; laterally rotates humerus  
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O of Infraspinatus   Infraspinous fossa of scapula  
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I of Infraspinatus   Greater tubercle of humerus  
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A of Teres minor   Stabilizes shoulder joint; laterally rotates humerus  
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O of Teres minor   Scapula  
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I of Teres minor   Greater tubercle of humerus  
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A of Peroneus longus   Plantar flexes, everts foot  
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O of Peroneus longus   Head of fibula  
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I of Peroneus longus   Metatarsal 1  
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A of Opponens pollicis   Opposition of thumb  
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O of Opponens pollicis   Flexor retinaculum  
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I of Opponens pollicis   Metacarpal 1  
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A of Palmaris longus   (weak) Wrist flexor  
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O of Palmaris longus   Common flexor tendon  
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I of Palmaris longus   Palmar aponeurosis  
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A of Tensor fasciae latae   Abducts thigh  
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O of Tensor fasciae latae   Iliac crest  
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I of Tensor fasciae latae   Iliotibial tract  
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A of Gluteus maximus   Extends thigh  
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O of Gluteus maximus   Ilium; sacrum; coccyx  
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I of Gluteus maximus   Gluteal tuberosity of Femur  
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A of Teres major   Extends, medially rotates, adducts humerus  
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O of Teres major   Scapula  
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I of Teres major   Intertubercular groove of humerus  
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A of Peroneus brevis   Plantar flexes, everts foot  
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O of Peroneus brevis   Distal fibula  
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I of Peroneus brevis   Metatarsal 5  
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A of Gastrocnemius   Plantar flexes foot  
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O of Gastrocnemius   Medial and lateral condyles of femur  
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I of Gastrocnemius   Calcaneal tendon  
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A of Coracobrachialis   Flexes, adducts humerus  
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O of Coracobrachialis   Coracoid process of scapula  
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I of Coracobrachialis   Humerus  
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A of Triceps brachii, medial head   Extends forearm  
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O of Triceps brachii, medial head   Posterior humerus  
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I of Triceps brachii, medial head   Olecranon process of ulna  
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A of Soleus   Plantar flexes foot  
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O of Soleus   Superior tibia and fibula  
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I of Soleus   Calcaneal tendon  
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A of Biceps brachii, long head   Flexes elbow, supinates forearm  
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O of Biceps brachii, long head   Glenoid cavity  
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I of Biceps brachii, long head   Radial tuberosity  
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A of Biceps brachii, short head   Flexes elbow, supinates forearm  
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O of Biceps brachii, short head   Coracoid process of scapula  
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I of Biceps brachii, short head   Radial tuberosity  
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O of Gracilis   Pubis, ischial ramus  
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I of Gracilis   Medial tibia  
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A of Flexor carpi radialis   Flexes wrist  
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O of Flexor carpi radialis   Common flexor tendon  
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I of Flexor carpi radialis   Base of lateral # metacarpals  
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A of Lumbricals, hand   Flexes metacarpophalangeal joints  
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O of Lumbricals, hand   Flexor digitorum profundus tendons  
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I of Lumbricals, hand   Proximal phalanges 2-5  
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A of Vastus intermedialis   Extends knee  
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O of Vastus intermedialis   Anterolateral proximal femur  
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I of Vastus intermedialis   Tibial tuberosity via patellar ligament  
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A of Geniohyoid   Pulls hyoid bone superiorly  
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O of Geniohyoid   Mandibular symphysis  
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I of Geniohyoid   Hyoid bone  
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A of Abductor pollicis brevis   Abducts thumb  
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O of Abductor pollicis brevis   Flexor retinaculum  
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I of Abductor pollicis brevis   Base of proximal phalanx 1  
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A of Brachialis   Flexes forearm  
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O of Brachialis   Humerus  
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I of Brachialis   Coranoid process of ulna  
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A of Flexor digitorum profundus   Flexes fingers  
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O of Flexor digitorum profundus   Common flexor tendon  
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I of Flexor digitorum profundus   Distal phalanges 2-5  
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A of Supinator   Supinates forearm  
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O of Supinator   Lateral epicondyle of humerus  
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I of Supinator   Proximal radius  
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A of Adductor longus   Adducts, medially rotates thigh  
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O of Adductor longus   Pubis  
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I of Adductor longus   Linea aspera of femur  
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A of Plantaris   Plantar flexes foot, flexes knee  
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O of Plantaris   Distal posterior femur  
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I of Plantaris   Calcaneal tendon  
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A of Flexor digitorum longus   Flexes toes  
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O of Flexor digitorum longus   Tibia  
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I of Flexor digitorum longus   Distal phalanges 2-5  
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A of Scalenes   Flexes, rotates neck  
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O of Scalenes   Transverse processes of cervical vertebrae  
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I of Scalenes   Anterolateral ribs  
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A of Adductor pollicis   Adducts thumb  
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O of Adductor pollicis   Metacarpal bases  
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I of Adductor pollicis   Base of proximal phalanx 1  
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A of Flexor pollicis longus   Flexes thumb  
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O of Flexor pollicis longus   Common flexor tendon  
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I of Flexor pollicis longus   Distal phalanx 1  
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A of External oblique   Flexes vertebral column  
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O of External oblique   Outer surfaces of ribs  
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I of External oblique   Pubic crest and tubercle; linea alba; iliac crest  
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A of Extensor carpi radialis longus   Extends wrist  
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O of Extensor carpi radialis longus   Common extensor tendon  
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I of Extensor carpi radialis longus   Base of lateral # metacarpals  
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A of Extensor carpi radialis brevis   Extends wrist  
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O of Extensor carpi radialis brevis   Common extensor tendon  
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I of Extensor carpi radialis brevis   Base of lateral # metacarpals  
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A of Rectus femoris   Extends leg at knee, flexes thigh  
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O of Rectus femoris   Anterior inferior iliac spine  
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I of Rectus femoris   Tibial tuberosity via patellar ligament  
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A of Adductor brevis   Adducts, medially rotates thigh  
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O of Adductor brevis   Pubis  
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I of Adductor brevis   Linea aspera of femur  
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A of Peroneus tertius   Dorsiflexes, everts foot  
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O of Peroneus tertius   Distal anterior fibula  
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I of Peroneus tertius   Distal metatarsal 5  
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A of Piriformis   Laterally rotates extended thigh  
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O of Piriformis   Anterolateral sacrum  
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I of Piriformis   Greater trochanter of femur  
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A of Digastric   Elevates hyoid bone  
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O of Digastric   Medial mandible and mastoid process of temporal bone  
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I of Digastric   Hyoid bone  
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A of Stylohyoid   Elevates and retracts hyoid  
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O of Stylohyoid   Styloid process of temporal bone  
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I of Stylohyoid   Hyoid bone  
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A of Mylohyoid   Elevates hyoid and floor of mouth  
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O of Mylohyoid   Medial surface of mandible  
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I of Mylohyoid   Hyoid bone  
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A of Sternohyoid   Depresses larynx and hyoid bone  
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O of Sternohyoid   Manubrium, medial end of clavicle  
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I of Sternohyoid   Hyoid bone  
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A of Sternothyroid   Depresses larynx and thyroid cartilage  
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O of Sternothyroid   Manubrium  
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I of Sternothyroid   Thyroid cartilage  
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A of Obturator externus   Laterally rotates extended thigh  
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O of Obturator externus   Obturator foramen margin  
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I of Obturator externus   Trochanteric fossa of femur  
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A of Rhomboideus   Retracts scapula  
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I of Rhomboideus   Medial border of scapula  
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A of Frontalis   Raises eyebrows  
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A of Orbicularis oculi   Blinking and squinting  
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A of Zygomaticus   Draws lateral corners of mouth upward  
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A of Levator labii superioris   Raises upper lip  
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A of Depressor labii inferioris   Lowers bottom lip  
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A of Sartorius   Abducts, laterally rotates thigh  
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O of Sartorius   Anterior superior iliac spine  
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I of Sartorius   Medial proximal tibia  
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A of Gluteus minimus   Abducts and medially roates thigh  
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O of Gluteus minimus   Gluteal lines of ilium  
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I of Gluteus minimus   Greater trochanter of femur  
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A of Vastus medialis   Extends knee  
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O of Vastus medialis   Intertrochanteric line of femur  
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I of Vastus medialis   Tibial tuberosity via patellar ligament  
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A of Flexor carpi ulnaris   Flexes wrist  
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O of Flexor carpi ulnaris   Common flexor tendon  
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I of Flexor carpi ulnaris   Base of medial # metacarpals  
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A of Psoas   Flexes thigh  
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I of Psoas   Lesser trochanter of femur  
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A of Iliacus   Flexes thigh  
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O of Iliacus   Iliac fossa and crest  
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I of Iliacus   Lesser trochanter of femur  
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A of Extensor pollicis longus   Extends thumb  
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O of Extensor pollicis longus   Dorsal radius; ulna  
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I of Extensor pollicis longus   Base of distal phalanx 1  
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A of Thyrohyoid   Depresses hyoid; elevates larynx  
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O of Thyrohyoid   Thyroid cartilage  
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I of Thyrohyoid   Hyoid bone  
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A of Pharyngeal constrictor muscles   Constricts pharynx  
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O of Pharyngeal constrictor muscles   Mandible, hyoid  
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I of Pharyngeal constrictor muscles   Posterior pharynx  
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A of Abductor pollicis longus   Abducts thumb  
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O of Abductor pollicis longus   Posterior radius; ulna  
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I of Abductor pollicis longus   Base of first metacarpal  
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A of Sternocleidomastoid   Flexes head  
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O of Sternocleidomastoid   Manubrium, medial end of clavicle  
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I of Sternocleidomastoid   Mastoid process of temporal bone,superior nuchal line nuchae of Occipital bone  
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A of Splenius   Extends/hyperextends head  
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A of Iliocostalis   Extends vertebral column  
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O of Iliocostalis   Ribs 3-12  
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I of Iliocostalis   Angles of ribs, transverse processes of cervical vertebrae  
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A of Trapezius   Retracts, rotates, stabilizes, raises scapula  
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O of Trapezius   Occipital bone; ligamentum nuchae; cervical and thoracic spines  
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I of Trapezius   Acromion, spine of scapula, lateral 1/3 clavicle  
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A of Semispinalis   Extends vertebral column and head  
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O of Semispinalis   Transverse processes C7-T12  
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I of Semispinalis   Occipital bone, cervical spines  
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A of Levator scapulae ventralis   Elevates scapula  
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O of Levator scapulae ventralis   Transverse processes C1-4  
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I of Levator scapulae ventralis   Medial border of scapula  
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A of Orbicularis oris   Closes and protrudes lips  
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A of Masseter   Elevates and retracts mandible  
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O of Masseter   Zygomatic arch and maxilla  
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I of Masseter   Angle and ramus of mandible  
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A of Deltoid   Adducts arm  
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O of Deltoid   Acromion, sprine of scapula, lateral 1/3 clavicle  
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I of Deltoid   Deltoid tuberosity of humerus  
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A of External intercostals   Elevates rib cage  
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O of External intercostals   Inferior border of rib above  
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I of External intercostals   Superior border of rib below  
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A of Pronator teres   Pronates forearm  
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O of Pronator teres   Medial epicondyle of humerus  
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I of Pronator teres   Lateral radius  
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A of Triceps brachii, long head   Extends forearm  
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O of Triceps brachii, long head   Ingraglenoid tubercle of scapula  
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I of Triceps brachii, long head   Olecranon process of ulna  
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A of Triceps brachii, lateral head   Extends forearm  
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O of Triceps brachii, lateral head   Posterior shaft of humerus  
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I of Triceps brachii, lateral head   Olecranon process of ulna  
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A of Temporalis   Elevates and retracts mandible  
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O of Temporalis   Temporal fossa  
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I of Temporalis   Coronoid process of mandible  
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A of Gluteus medius   Abducts, medially rotates thigh  
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O of Gluteus medius   Gluteal lines of ilium  
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I of Gluteus medius   Greater trochanter of femur  
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A of Biceps femoris, long head   Extends thigh, flexes leg at knee  
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O of Biceps femoris, long head   Ischial tuberosity  
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I of Biceps femoris, long head   Fibula and tibia  
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A of Biceps femoris, short head   Extends thigh, flexes leg at knee  
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O of Biceps femoris, short head   Linea aspera of femur  
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I of Biceps femoris, short head   Fibula and tibia  
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A of Internal intercostals   Depresses rib cage  
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O of Internal intercostals   Superior border of rib below  
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I of Internal intercostals   Costal groove of rib above  
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A of Diaphragm   Increases intra-abdominal pressure  
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O of Diaphragm   Internal, inferior rib cage and sternum; costal cartilage of last ribs; lumbar vertebrae  
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I of Diaphragm   Central tendon  
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A of Extensor digitorum   Extends fingers  
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O of Extensor digitorum   Common extensor tendon  
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I of Extensor digitorum   Distal phalanges 2-5  
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A of Extensor carpi ulnaris   Extends wrist  
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O of Extensor carpi ulnaris   Common extensor tendon  
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I of Extensor carpi ulnaris   Base of medial # metacarpals  
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A of Medial pterygoid   Elevates and protrudes mandible  
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O of Medial pterygoid   Pterygoid process of sphenoid bone  
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I of Medial pterygoid   Medial surface of mandible near angle  
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A of Latissimus dorsi   Extends, adducts arm  
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I of Latissimus dorsi   Intertubercular groove of humerus  
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A of Brachioradialis   Flexes forearm  
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O of Brachioradialis   Humerus  
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I of Brachioradialis   Styloid process of radius  
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A of Palmar interossei, hand   Adducts fingers  
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O of Palmar interossei, hand   Metacarpals  
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I of Palmar interossei, hand   Proximal phalanges  
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A of Rectus abdominis   Flexes, rotates vertebral column  
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O of Rectus abdominis   Pubic creast  
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I of Rectus abdominis   Xiphoid process; costal cartilages  
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A of Lateral pterygoid   Protrudes mandible  
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O of Lateral pterygoid   Pterygoid process of spenoid bone  
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I of Lateral pterygoid   Mandibular condyle  
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A of Flexor pollicis brevis   Flexes thumb  
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O of Flexor pollicis brevis   Flexor retinaculum  
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I of Flexor pollicis brevis   Base of proximal phalanx 1  
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A of Pectoralis minor   Draws scapula downward and forward  
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O of Pectoralis minor   Anterior surfaces of ribs  
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I of Pectoralis minor   Coracoid process of scapula  
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A of Opponens digiti minimi   Opposition of little finger  
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O of Opponens digiti minimi   Flexor retinaculum  
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I of Opponens digiti minimi   Metacarpal 5  
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A of Vastus lateralis   Extends knee  
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O of Vastus lateralis   Intertrochanteric line of femur  
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I of Vastus lateralis   Tibial tuberosity via patellar ligament  
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A of Buccinator   Draws corners of mouth laterally  
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O of Buccinator   Mandible and maxilla  
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I of Buccinator   Orbicularis oris  
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A of Dorsal interossei, hand   Abducts fingers  
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O of Dorsal interossei, hand   Metacarpals  
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I of Dorsal interossei, hand   Proximal phalanges  
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A of Semitendinosus   Extends thigh, flexes leg at knee  
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O of Semitendinosus   Ischial tuberosity  
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I of Semitendinosus   Tibia  
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A of Semimembranosus   Extends thigh, flexes leg at knee  
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O of Semimembranosus   Ischial tuberosity  
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I of Semimembranosus   Tibia  
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A of Coccygeus   Supports pelvic viscera  
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O of Coccygeus   Ischial spine  
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I of Coccygeus   Sacrum and coccyx  
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A of Sphincter urethrae   Contricts urethra  
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A of Pectoralis major   Flexes arm  
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O of Pectoralis major   Clavicle, sternum, costal cartilage  
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I of Pectoralis major   Intertubercular groove of humerus  
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A of Genioglossus   Protrudes tongue  
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O of Genioglossus   Internal surface of mandibular symphysis  
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I of Genioglossus   Inferior tongue; body of hyoid  
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A of Hyoglossus   Depresses tongue  
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O of Hyoglossus   Hyoid bone  
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I of Hyoglossus   Inferolateral tongue  
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A of Tibialis anterior   Dorsiflexes, inverts foot  
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O of Tibialis anterior   Lateral condyle and proximal tibia  
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I of Tibialis anterior   Metatarsal 1  
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A of Extensor digitorum longus   Extends toes  
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O of Extensor digitorum longus   Tibia and fibula  
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I of Extensor digitorum longus   Distal phalanges 2-5  
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A of Styloglossus   Retracts tongue  
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O of Styloglossus   Styloid process of temporal bone  
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I of Styloglossus   Inferior tongue  
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A of Occipitalis   Pulls scalp posteriorly  
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