ANATOMY
LIMB VASCULATURE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which statement is FALSE?
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A decrease in thoracic cavity volume causes an increase in intrathoracic pressure
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Inspiration at rest, inspiration during exercise, and expiration during exercise are all active processes
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The conducting Zone does not participate in gas exchange and is also where the the anatomical dead space is
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Alveoli type ll cells make up the walls of the alveoli
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30% of the blood flow from the atria to the ventricles is due to an active process
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Explanation:
Detailed explanation-1: -Type II cells produce and secrete pulmonary surfactant and for that purpose they need to synthesize the lipids of surfactant. One of the regulators of lipogenesis is the transcription factor sterol regulatory element binding protein-1c (SREBP-1c). This is a key transcription factor regulating fatty acid synthesis.
Detailed explanation-2: -Which of the following is correct about alveolar type I and II cells? Alveolar type I cells make up the alveolar membrane and alveolar type II cells produce surfactant.
There is 1 question to complete.