Which blood vessels offer the most resistance to flow?
a. venules
b. arterioles
c. veins
d. arteries
e. capillaries
b. arterioles
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Four of the five answers listed below are conditions related to diet. Select the exception
a. colon cancer b. kidney stones c. cardiovascular disorders d. obesity e. Alzheimer's disease
The white-footed mouse, deer, and deer ticks are important to maintaining the transmission cycle associated with
A. Rocky Mountain spotted fever. B. leptospirosis. C. Lyme disease. D. tertiary syphilis. E. chlamydiosis.
Which of the following is incorrect about biofilms?
A. They can protect the bacteria from disinfectants and drugs. B. They are an association of bacterial cells that form on a substrate. C. They can form on contact lenses. D. They are found on teeth. E. They are not associated with disease.
A nerve impulse is initiated when
A. a reversal in the polarized state of the cell causes it to reach action potential. B. voltage-gated channels close. C. physical disruption of the cell membrane causes some of its contents, including ions, to leak out. D. the Schwann cells move into their new position.