dual innervated muscles Flashcards
1
Q
what muscles are dually innervated?
A
flexor pollicis brevis (FPB)
flexor digitorum profundus (FDP)
lumbricals (1-4)
2
Q
what are the nerve innervations for flexor pollicis brevis?
A
superficial head: median (recurrent branch) C8, T1
deep head: ulnar nerve (deep branch) C8, T1
3
Q
what are the nerve innervations of the flexor digitorum profundus?
A
medial part: ulnar nerve C8, T1
lateral part: median nerve (AIN) C8, T1
4
Q
what are the nerve innervations of lumbricals?
A
1st and 2nd: median nerve (digital branch) C8, T1
3rd and 4th: ulnar nerve (deep branch) C8, T1
