Unlike females, males produce gametes throughout life due to the presence of ___ in their seminiferous tubules.
A. type A daughter cells
B. primary spermatocytes
C. spermatozoa
D. spermatogonia
Ans: D. spermatogonia
Anatomy & Physiology
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Where do T cells become immunocompetent?
A. Spleen B. Bone marrow C. Yolk sac D. Lymph nodes E. Thymus
Anatomy & Physiology
________ muscle tissue is found in the walls of blood vessels, hollow organs such as the urinary bladder and the respiratory, digestive, circulatory, and reproductive tracts. (Note: Be sure to capitalize the first letter of your answer).
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
A CT scan differs from a conventional X-ray image because it is
A) two-dimensional. B) safer. C) four-dimensional. D) three-dimensional.
Anatomy & Physiology
The large intestine functions to
A. store food. B. absorb water. C. digest fat. D. All apply.
Anatomy & Physiology