Question

The superior gluteal nerve receives contributions from which ventral rami of the sacral plexus and innervates:

A) L4-S1, innervates abdominal muscles
B) L5-S2, innervates the gluteal muscles
C) S1-S3, innervates the quadriceps
D) S2-S4, innervates the hamstrings

Answer 1

The superior gluteal nerve comes from the L4, L5, and S1 ventral rami of the sacral plexus and innervates the gluteal muscles.

Step-by-step explanation:

The superior gluteal nerve receives contributions from the ventral rami of the sacral plexus. Specifically, it originates from the L4, L5, and S1 spinal nerves ventral rami of the sacral plexus and innervates the gluteal muscles.. The superior gluteal nerve innervates the gluteus medius, gluteus minimus, and tensor fasciae latae muscles, which are involved in the abduction and medial rotation of the thigh. In the context of the question provided, the correct answer is B) L5-S2, innervates the gluteal muscles.