Each ________ that begins meiosis divides into four spermatids, each with 23 chromosomes.

A. primary spermatocyte
B. primary spermatogonium
C. secondary spermatogonium
D. secondary spermatocyte


Answer: A

Anatomy & Physiology

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A lesion in the brain that results in an inability of a person to recognize or understand the meaning of sounds or words would most likely be located in the

A. frontal lobe. B. occipital lobe. C. temporal lobe. D. parietal lobe. E. insula.

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 In the figure showing an anterior view of the arteries, what does the number 4 indicate?

A. Superior mesenteric artery B. Left common carotid artery C. Celiac trunk D. External carotid artery E. Left internal carotid artery

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Which are the smallest components of the cytoskeleton?

A.  Microtubules B.  Microfilaments C.  Intermediate filaments D.  Centrosomes E.  Centrioles

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Label E represents which structure?


A) circular fold
B) submucosa
C) muscularis externa
D) serosa
E) mucosa

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