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A&P 1
muscles
| Question | Answer |
|---|---|
| frontalis | A: raises eyebrows |
| temporalis | |
| orbicularis oculi | A: closes eyelid |
| orbicularis oris | |
| zygomaticus major | O: zygomatic bone I: angles of mouth A: smiling |
| mentalis | A: pouting |
| depressor labii inferioris | |
| depressor anguli oris | A: frowning |
| masseter | A: chewing |
| buccinator | O: maxilla and mandible I: orbicularis oris A: compresses cheek |
| sternocleidomastoid | O: sternum and clavicle I: mastoid process of temporal bone A: rotates head |
| levator scapulae | |
| pectoralis major | O: clavicle and sternum I: greater tubercle of humerus A: shoulder flexion |
| pectoralis minor | |
| serratus anterior | |
| rectus abdominis | A: compresses abdominal wall + flexes vertebral column |
| external abdominal oblique | A: laterally rotates trunk |
| Internal abdominal oblique | |
| transversus abdominis | |
| trapezius | A: elevates clavicle and scapula |
| rhomboid major | A: adducts scapula |
| rhomboid minor | |
| latissimus dorsi | O: crest of ilium I: intertubercular groove of humerus A: shoulder extension |
| agonist for shoulder flexion | pectoralis major |
| agonist for shoulder extension | latissimus dorsi |
| deltoid | O: acromion and spine of scapula I: deltoid tuberosity of humerus A: extends arm |
| supraspinatus | O: supraspinous fossa of scapula I: greater tubercle of humerus A: abducts arm |
| infraspinatus | |
| teres minor | |
| subscapularis | |
| teres major | |
| triceps brachii | O: infraglenoid tubercle, lateral and posterior surface of humerus I: olecranon process of ulna A: extends arm and forearm |
| brachialis | A: flexes forearm |
| biceps brachii | O: supraglenoid tubercle, coracoid process of scapula I: radial tuberosity A: supinates hand |
| flexor carpi ulnaris | |
| palmaris longus | A: flexes hand |
| flexor carpi radialis | |
| brachioradialis | |
| extensor digitorum | |
| rotator cuff | supraspinatus, infraspinatus, teres minor, subscapularis |
| agonist for elbow flexion | brachialis |
| agonist for elbow extension | triceps brachii |
| gluteus medius | |
| gluteus maximus | A: extends and rotates thigh laterally |
| sartorius | |
| adductor magnus | A: laterally rotates thigh |
| adductor longus | |
| tensor fasciae latae | |
| rectus femoris | O: anterior inferior iliac spine I: tibial tuberosity A: extends leg, flexes thigh |
| vastus lateralis | |
| vastus intermedius | not visible, deep to rectus femoris |
| vastus medialis | |
| biceps femoris | A: flexes leg + extends thigh |
| semitendinosus | |
| semimembranosus | |
| tibialis anterior | A: inverts foot |
| fibularis longus | |
| gastrocnemius | O: condyles of femur I; calcaneus A: plantar flexion of foot + flexes leg |
| soleus | |
| what muscle has IT band | tensor fasciae latae |
| quadriceps | rectus femoris, vastus lateralis, vastus medialis, vastus intermedius |
| hamstrings | biceps femoris semitendinosus, semimembranosus |
| Achilles tendon | gastrocnemius |
Created by:
katiew0