This epithelium, located in the respiratory tract, is equipped with __________ on its free surface.
Fill in the blank(s) with correct word.
Answer: Cilia
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Which is a change in the digestive system associated with aging?
A. Thinning of the tunica muscularis B. Decreased enzyme secretion C. Decreased replacement of epithelial cells D. Decreased mucin secretion E. All of the choices are correct.
ATP is a nucleotide that is composed of
?A. adenine, ribose, and three covalently bonded phosphate groups.?B. adenine, thymine, and three covalently bonded phosphate groups.?C. adipose, thymine, and three phosphate groups linked by ionic bonds.?D. adenosine, deoxyribose, and three phosphorous atoms.?E. arginine, thymidine and three phosphorous atoms.
The skin layer that functions as a physical barrier to light and heat waves is the stratum ____
a. germinativum b. spinosum c. corneum d. lucidum
Edema or tissue swelling associated with inflammation results directly from...
A) increased fluid and protein in the interstitial compartment. B) increased hagocytes in the affected area. C) decreased capillary permeability. D) general vasoconstriction