anatomy nerve innervations and cranial nerves

Exam 2

musculocutaneous nerve innervations

coracobrachialis, biceps brachii, brachialis

radial nerve innervations

all upper limb extensors, including brachioradialis and supinator

median nerve innervations

anterior forearm

ulnar nerve innervations

flexor carpi ulnaris, lumbricals, adductor pollicis

axillary nerve innervations

teres minor and deltoid

femoral nerve innervations

anterior thigh, ½ of pectineus

tibial nerve innervations

posterior lower limb (except biceps femoris short head), ½ adductor magnus 

obturator nerve innervations

medial thigh, ½ of pectineus, ½ adductor magnus 

common peroneal nerve innervations

biceps femoris short head, lateral and anterior leg

inferior gluteal nerve innervations

gluteus maximus

superior gluteal nerve innervations

tensor fascia latae, gluteus medius, gluteus minimus 

CN III

Oculomotor nerve

CN III innervations

inferior oblique, medial rectus, inferior rectus, superior rectus

CN IV

Trochlear nerve

CN IV innervations

superior oblique

CN V

Trigeminal nerve

CN V innervations

muscles of mastication

CN VI

Abducens nerve

CN VII

Facial nerve

CN VII innervations

muscles of facial expression

CN XI

Accessory nerve

CN XI innervations 

trapezius, sternocleidomastoid 

CN VI innervations

lateral rectus

intercostal nerve innervations

internal and external intercostal muscles

dorsal rami innervations

erector spinae group

phrenic nerve innervations 

respiratory diaphragm