Spermatogenesis is regulated by ________.

A. progesterone
B. FSH
C. testosterone and its derivatives
D. growth hormone


Answer: C

Anatomy & Physiology

You might also like to view...

Which of the following is not true of the cytoskeleton?

A. It is important for cellular movement. B. It refers to the cellular components of bone. C. It refers to a network of cytoplasmic filaments. D. It helps to determine a cell's shape. E. It includes actin filaments.

Anatomy & Physiology

The region surrounding the urethral opening, known as the neck of the urinary bladder, contains a muscular ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Which cranial nerve is composed of only motor fibers?

A. V B. IX C. VI D. I E. VIII

Anatomy & Physiology

Gap junctions are characteristic of which of the following?

A. Skeletal muscle B. Unitary smooth muscle C. Multiunit smooth muscle D. Neuromuscular junctions E. Tendon-bone connections

Anatomy & Physiology