unit 6: lumbar spinal nerves

Question 1

there are __ pairs of lumbar nerves, named for the vertebra above, each divides into an APR & PPR

Answer 1

5

Question 2

the ___ primary rami of the lumbar nerves divides into medial and lateral branches

Answer 2

posterior

Question 3

the medial PPR branches supply the ___ and the lateral branches supply the __ __ group

Answer 3

multifidi

erector spinae

Question 4

the anterior primary rami contribute to the __ & __ plexuses

Answer 4

lumbar

sacral

Question 5

there are usually __ lumbar sympathetic ganglia

Answer 5

4

Question 6

there will be ___ rami communicans assoc w/ the L1, L2 & sometimes L3 nerves, and ___ rami associated with EACH lumbar nerve (all 5)

Answer 6

white

gray