peripheral nervous system and neuromuscular junction Flashcards
limb innervation: recall the spinal levels which contribute to upper and lower limb innervation
1
Q
characteristic of spinal levels which innovate the upper and lower limbs
A
enlargement
2
Q
what spinal levels innovate upper limbs
A
spinal cord segments and vertebral levels: C4 to T1; “cervical enlargement”
3
Q
what spinal levels innovate the lower limbs
A
spinal cord segments: L2 to S3; vertebral levels: T9 to T12; “lumbar enlargement”
4
Q
what nerves does the cervical enlargement correspond to
A
brachial plexus
5
Q
what nerves does the lumbar enlargement correspond to
A
lumbosacral plexus
