Question

question 10
which of the following nerves is part of the lumbosacral plexus?
a sciatic
b musculocutaneous
c brachial
d phrenic

Explanation:

The lumbosacral plexus is a network of nerves that supplies the lower limb. The sciatic nerve is the largest nerve in the body and is a major branch of the lumbosacral plexus. The musculocutaneous nerve is part of the brachial plexus (supplies the upper limb). The brachial plexus is for the upper limb, not related to the lumbosacral plexus. The phrenic nerve is mainly related to the diaphragm and is not part of the lumbosacral plexus.

Answer:

A. sciatic