The skin plays a role in regulating body temperature by
A. dilating or constricting blood vessels in the skin.
B. stimulating the hypothalamus.
C. eliminating wastes.
D. retaining fluids.
A. dilating or constricting blood vessels in the skin.
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____ is a substance that binds to receptors in the body, resulting in bronchoconstriction, vasodilatation, increased vascular permeability, and gastric acid secretions.
A. Tetracycline B. Epinephrine C. Adrenaline D. Histamine
____ is a full thickness tear (perforation) of the esophagus.
A. A Mallory-Weiss tear B. A Mackler tear C. Hamman's syndrome D. Boerhaave syndrome
After a person has chickenpox, the virus becomes dormant in the spine's dorsal nerve root, but it can become active again later in life to cause shingles, also known as herpes _______________.
Fill in the blank(s) with the appropriate word(s).
The layer of the alimentary canal just inferior to the mucosa that contains loose connective tissue, blood vessels, glands, and nerves is the ________.
Fill in the blank(s) with the appropriate word(s).