Which cells in the male reproductive system possess the smallest, most darkly stained nuclei?
a. Apical (mature) spermatids
b. Epithelial cells of the epididymis
c. Leydig cells
d. Sertoli cells
e. Spermatogonia
ANS: A
As spermatids mature, nuclear DNA becomes greatly condensed for packaging into a small nu-clear volume.
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Which labeled neuron is considered to be a second-order neuron?
a) A b) B c) C d) More than one answer selection is correct. e) None of the answer selections are correct.
What is the acrosomal reaction?
A. The activation of enzymes for action on the surface of the oocyte B. The release of ADP from the mitochondria on the midpiece C. The release of prostatic fluid to produce the semen D. The formation of the acrosome in the epididymis
All of the following are branches of the maxillary artery EXCEPT the
A. posterior auricular. B. deep temporal arteries. C. inferior alveolar artery. D. posterior superior alveolar artery. E. middle meningeal artery.
Spermatagonia, spermatocytes, and spermatids are germ cells; they are found in seminiferous tubules.
Answer the following statement true (T) or false (F)