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nerve/muscle

finals review

QuestionAnswer
Axillary innervates deltoid & teres minor
Radial innervates all extensor muscles in the upper limb, supinator & brachioradialis muscles
Musculocutaneous innervates anterior muscles of the arm & cutaneous sensory; innervates the forearm
Ulnar innervates two forearm muscles & intrinsic hand muscles (except the thumb), sensory distribution to ulnar side of the hand
Median innervates all but one flexor muscles of the forearm and most hand muscles at base of thumb (thenar area); cutaneous sensory distribution is the radial portion of the palm
Obturator innervates medial thigh
Femoral innervates anterior thigh
Tibial innervates posterior thigh, leg, & foot
Common fibular (peroneal) innervates posterior thigh, anterior and lateral leg and foot
Phrenic Nerve (required for breathing)
Cervical Plexus Phrenic Nerve
Brachial Plexus Median: Radial: Musculocutaneous: Ulnar: Axillary
Lumbar & Sacral Plexuses (Lumbosacral Plexus) Common fibular (peroneal): Tibial: Femoral: Obturator:
Coccygeal Plexus Motor innervation to the muscles of the pelvic floor
Coccygeal Plexus Sensory innervation to the skin over the coccyx
Abductors (tensor fasciae latae, gluteus medius, gluteus minimus)
(tensor fasciae latae, gluteus medius, gluteus minimus) Ilium
Adductors includes madductor longus, adductor brevis, adductor magnus muscles
includes madductor longus, adductor brevis, adductor magnus muscles Pubis, Femur, Brings leg back to and across body.
Biceps brachi Scapula, Radius and ulna, Flexes elbow and moves forearm.
Brachialis Humerus and septa, Coronoid process and ulna, Flexes elbow.
Brachioradialis Humerus and septum Radius Flexes and rotates elbow.
Deltoid Clavicle, deltoid tuberosity, acromion and scapula
Deltoid Insertion: Deltoid tuberosity (humerus)
Deltoid Raises and rotates arm in all directions.
Brachioradialis Flexes and rotates elbow.
Brachioradialis Insertion: Radius
Brachialis Flexes elbow.
Brachialis Insertion: Coronoid process and ulna
Biceps brachi Flexes elbow and moves forearm.
Biceps brachi Insertion: Radius and ulna
Adductors (includes madductor longus, adductor brevis, adductor magnus muscles Brings leg back to and across body.
Adductors (includes madductor longus, adductor brevis, adductor magnus muscles Insertion: Femur
Abductors (tensor fasciae latae, gluteus medius, gluteus minimus) Brings hip away from body
Abductors (tensor fasciae latae, gluteus medius, gluteus minimus) Insertion: Femur
Erector spinae Sacrum and ilium
Erector spinae Insertion: Upper thoracic vertebrae
Erector spinae Extends spine and trunk back.
Gastrocnemius (calf muscle) Femur Lower leg - back
Gastrocnemius (calf muscle) Insertion: Calcaneum (by achilles tendon)
Gastrocnemius (calf muscle) Raises heal when leg is straight.
Gluteus maximus Ilium
Gluteus maximus Insertion: Femur
Gluteus maximus Moves hips forward.
Hamstrings Biceps femoris
Hamstrings Semitendinosus
Hamstrings Semimembranosus
Hamstrings Origin: Ischium
1. Biceps femoris 2. Semitendinosus 3.Semimembranosus Insertion: 1. Fibula and femur 2. Tibia 3. Tibia
Iliopsoas Ilium, sacrum, thoracic and lumbar vertebrae
Iliopsoas Insertion: Femur
Iliopsoas Moves hips backwards.
Latisimus dorsi Lower thoracic, lumbar vertebrae and sacrum
Latisimus dorsi Insertion: Humerus
Latisimus dorsi Brings shoulders and arms back to body.
Pectoralis major and minor Sternum
Pectoralis major and minor Insertion: Humerus
Pectoralis major and minor Moves humerus (arm) to chest.
Quadriceps Rectus femoris
Quadriceps Vastus lateralis
Quadriceps Vastus medialis
Quadriceps Vastus intermediu
Quadriceps 1. Ilium 2. Femur
Quadriceps Insertion: Tibia (patella tendon)
Rectus abdominis Costal cartilages, medial inferiorcostal
Rectus abdominis Insertion: Margin and xiphoid
Rectus abdominis Brings trunk forward, and aids expiration.
Rhomboids Upper thoracic vertebrae
Rhomboids Insertion: Scapula
Rhomboids Pulls back scapula (shoulder blades).
Soleus (calf muscles) Tibia and fibula
Soleus (calf muscles) Insertion: Calcaneum (by Achilles tendon)
Soleus (calf muscles) Raises heal when leg is bent.
Tibialis anterior Tibia
Tibialis anterior Insertion: Metatarsal # 1 (big toe)
Tibialis anterior Raises front of foot.
Trapezius Starts at base of skull. Ends at last thoracic vertebra.
Trapezius Insertion: Scapula and clavicle elevation.
Trapezius Elevates and lowers pectoral girdle. Also moves scapula towards the spine.
Triceps Brachi, scapula and Humerus
Triceps Insertion: Olecranon process (elbow)
Triceps Extends forearm.
Insertion
Created by: SGT.MOSS