Multiple Choice
Which of the following are the thinnest blood vessels in the human body?
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19. The Blood Vessels
Capillaries
Back19. The Blood Vessels
Capillaries
- Multiple ChoiceIn the lungs, what type of blood vessels surround the alveoli to allow rapid gas exchange?2views
- Multiple ChoiceIn the lungs, which type of blood vessel forms the dense network that surrounds (covers) the alveoli to allow rapid gas exchange?1views
- Multiple ChoiceWhich of the following is a primary function of capillaries?181views
- Multiple ChoiceWhich of the following is not true of capillaries?268views
- Multiple ChoiceIn the lungs, which type of blood vessel forms a dense network around the alveoli to allow gas exchange?3views
- Multiple ChoiceHow thick are the walls of the alveoli and the capillaries involved in capillary exchange?162views
- Multiple ChoiceIn the cardiovascular system, the smallest blood vessels are called which of the following?3views
- Multiple ChoiceWhy do capillaries need to be thin-walled?262views
- Multiple Choice
Which type of capillary is characterized by a discontinuous basement membrane, allowing for the easy passage of larger molecules and cells?
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Which of the following areas of the body has the highest concentration of capillary beds?
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Which of the following best describes the microcirculatory flow of blood (microcirculation)?
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Which scenario results in constriction of arterioles & precapillary sphincters in mesenteric capillary beds?
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Which structure regulates blood flow distribution in mesenteric capillary beds & diverts blood from one area to another based on local metabolic needs?
703views11rank - Multiple ChoiceExchange of gases and nutrients occurs by diffusion between the __________.1657views2rank