Basic anatomy (toronto) Flashcards
Axillary nerve gives motor innervation to which muscles?
Deltoid
Teres minor
Long head of triceps
Axillary nerve gives sensory innervation to which area?
Lateral upper arm AKA sergeant’s patch
What are the nerve roots of axillary nerve?
C5, C6
Musculocutaneous nerve gives motor innervation to which muscles?
Biceps
Brachialis
Musculocutaneous nerve gives sensory innervation to which area?
Lateral forearm
What are the nerve roots of musculocutaneous nerve?
C5, C6
Radial nerve gives motor innervation to which muscles?
Medial and lateral heads of triceps Wrist extensors Wrist abductors Thumb extensors Finger extensors
Radial nerve gives sensory innervation to which area?
Lateral dorsum of hand
Medial upper forearm
What are the nerve roots of radial nerve?
C5, C6, C7, C8
Median nerve gives motor innervation to which muscles?
Wrist flexors
1st-3rd digits flexion
Median nerve gives sensory innervation to which area?
Palmar thumb to radial half of 4th digit
Dorsal tips of 1st digit to radial half of 4th digit
What are the nerve roots of median nerve?
C6, C7
Ulnar nerve gives motor innervation to which muscles?
Wrist flexors
Wrist adductors
4-5th digit flexion
Ulnar nerve gives sensory innervation to which area?
Medial palm
Medial dorsum of hand
5th digit
Medial 1/2 of 4th digit
What are the nerve roots of ulnar nerve?
C8, T1