The nerve plexus that innervates the muscles of the pelvic floor and the skin over the coccyx is the ______.

a. sacral plexus
b. lumbar plexus
c. cervical plexus
d. brachial plexus
e. coccygeal plexus


Answer: e. coccygeal plexus

Anatomy & Physiology

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Which of the following is not a structural characteristic that contributes to erythrocyte gas transport functions?

A) produces energy anaerobically B) few organelles provide room for more hemoglobin C) biconcave shape D) mitotically active

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The final electron acceptor in aerobic cell respiration is ________.

A. water B. carbon dioxide C. ATP D. oxygen

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In the CNS all axons are myelinated, but in the PNS some are myelinated and some are unmyelinated.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

The right side of the heart pumps blood through vessels to the lungs and back to the left side of the heart through the __________ circulation.

a. systemic b. coronary c. fetal d. pulmonary

Anatomy & Physiology