Which of the four tissue types covers the body's surface and lines the internal cavities?
A. Connective
B. Muscle
C. Epithelial
D. Nervous
C. Epithelial
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Betsy took a fall, broke her arm, and when she took the cast off she was alarmed to see that her muscles
A. looked the same as they did before the fall. B. had undergone atrophy. C. undergone hypertrophy. D. seemed to have an increase in blood flow.
What might chicken pox re-emerge as in an aging individual?
A. Lupus B. Polio C. Lyme disease D. Shingles
Vasoconstriction is a reduction in the lumen diameter of a blood vessel due to smooth muscle contraction. Vasodilation is a widening of the lumen due to smooth muscle relaxation. Both are regulated by vasomotor nerve fibers of the sympathetic division of the autonomic nervous system.
What will be an ideal response?
Once a structural protein is synthesized, it remains a part of the cell for the duration of the cell's life
Indicate whether the statement is true or false