★ The Cardiovascular System: Blood Vessels and Hemodynamics Quiz
If blood pressure drops,a negative feedback mechanism causes.
A. activation of the venous reservoirs.
B. increase capillary blood flow.
C. increase heart rate, stroke volume, and vasoconstriction.
D. vasodilation of systemic arterioles.
Select your answer:
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Musculoskeletal Injuries › ViewShin splints are common in people who run on footpaths as part of their training. This is an example of the following injury class:
A. Acute
B. Inflammation
C. Environmental
D. Overuse
Multicellular Organisms › View
What is an organism in the context of multicellular organisms?
A. A single cell
B. A group of tissues
C. An individual animal, plant, or single-celled life form
D. A collection of organ systems