UE Anatomy Flashcards
What nerve innervates the abductor pollicis brevis?
Median Nerve
What is the function of the abductor pollicis brevis?
Palmar Adduction
What nerve innervates the opponens pollicis?
Median Nerve
What is the function of the opponens pollicis?
Opposition
What nerve innervates the Flexor pollicis brevis: superficial head?
Median Nerve
What is the function of the pollicis brevis: superficial head?
Thumb MCP flexion
What does MCP stand for?*
Meta carpo phalangeal
What nerve innervates the lumbricals on the
radial side?
Median Nerve
What is a lumbrical?
Deep palm muscles
What is the function of the lumbricals on the radial side?
MCP flexion & extension of IP joints of digits II & III
What does IP stand for?*
Interphalangeal
Label the Hand*
insert pic
What nerve innervates the abductor digiti minimi?
Ulnar nerve
What’s the function of the abductor digiti minimi?
Abduction of the 5th digit
What nerve innervates the opponens digiti minimi
Ulnar nerve
What’s the function of the opponens digiti minimi?
Opposition of the 5th digit
What nerve innervates the flexor digiti minimi?
Ulnar nerve
What’s the function of the flexor digiti minimi?
MCP Joint Flexion & 5th digit opposition
What nerve is innervates the adductor?
Ulnar nerve
What is the function of the adductor?
Adducts CMC joint of thumb
What does CMC stand for?*
carpo meta carpal
What nerve innervates the lumbricals on the ulnar side?
Ulnar nerve
What’s the function of the lumbricals on the ulnar side?
MCP Flexion
IP Extension of digits IV & V
What nerve innervates the palmar interossei?
Ulnar nerve
What is the function of the palmar interossei?
Adduction & Assistance with MCP flexion
IP Joint Extension of digits II-V
What nerve innervates the dorsal interossei?
Ulnar
What is the function of the dorsal interossei?
Abduction & assistance with MCP Flexion
IP Joint Extension of digits II-V
What nerve innervates the flexor digitorum superficialis?
Median nerve
What is the function of the flexor digitorum superficialis?*
Flexion of PIP joints
What does FDS stand for?
Flexor digitorum superficialis
What nerve innervates the flexor digitorum profundus?
Median nerve
What’s the function of the flexor digitorum profundus?
Flexion of DIP joints to digits II & III
What does FDP stand for?
Flexor digitorum profundus
What nerve innervates the flexor pollicis longus?
Median Nerve
What is the function of the flexor pollicis longus?
IP joint flexion of thumb?
What does FPL stand for?
Flexor pollicis longus
What is the function of the flexor digitorum profundus?
Flexion of DIP joints to digits IV & V
What nerve innervates the flexor digitorum profundus?
Ulnar nerve
What nerve innervates the extensor digitorum communis?
Radial nerve
What is the function of the extensor digitorum communis?
Extension of MCP joints
Contributes to extension of the IP joints
What does EDC stand for?
Extensor Digitorum communis
What nerve innervates the extensor digiti minimi?
Radial nerve