MCQ Questions
Q.1.
Which of the following result(s) in an increase in fluid flow rate?-decrease in radius diameter-increase in pressure and increase in radius diameter-increase in pressure and decrease in radius diameter-increase in pressure-increase in radius diameter
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    increase in pressure and increase in radius diameter
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    to accommodate weight gain and height changes
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    all of the above are matched correctly
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    It increases as we approach puberty.
Q.2.
Which flow tube length had the greatest flow rate?20 mm30 mm40 mm10 mmAll flow tube lengths had the same flow rate.
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    10mm
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    3 to 5
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    blood vessel diameter
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    to accommodate weight gain and height changes
Q.3.
Which of the following is INCORRECTLY matched with the corresponding equipment used in this experiment?-left beaker - blood flowing from the heart-flow tube between the beakers - an artery=All of the above are matched correctly.
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    all of the above are matched correctly
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    It increases as we approach puberty.
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    to accommodate weight gain and height changes
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    increase in pressure and increase in radius diameter
Q.4.
Arteries that are closer to the heart _______.-have less elastic tissue-must be able to withstand pressure changes-have more elastic tissue and must be able to withstand pressure changes-have less elastic tissue and must be able to withstand pressure changes-have more elastic tissue
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    have more elastic tissue and must be able to withstand pressure changes
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    blood vessel radius will be kept constant and blood vessel length will be varied
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    has the same effect as decreasing blood vessel radius and increases resistance to flow
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    increase in pressure and increase in radius diameter
Q.5.
Increasing blood vessel length _______.-has the same effect as increasing blood vessel radius and increases resistance to flow-has the same effect as decreasing blood vessel radius-increases resistance to flow-has the same effect as increasing blood vessel radius-has the same effect as decreasing blood vessel radius and increases resistance to flow
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    blood vessel radius will be kept constant and blood vessel length will be varied
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    include platelets and whole cells that slide past one another
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    has the same effect as decreasing blood vessel radius and increases resistance to flow
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    have more elastic tissue and must be able to withstand pressure changes
Q.6.
Which of the following describes why the body might need to increase vessel length?-to accommodate weight gain and height changes-to accommodate weight loss-to accommodate height changes-to accommodate weight gain
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    all of the above are matched correctly
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    increase in pressure and increase in radius diameter
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    to accommodate weight gain and height changes
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    thrombocytes - plasma proteins