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Self-test questions: Chapter 35
Return to Human Physiology 5e - student resources
Self-test questions: Chapter 35
Quiz Content
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not completed
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The respiratory nerves modulate the intrinsic rhythmical activity of the diaphragm.
True
correct
incorrect
False
correct
incorrect
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not completed
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The basic neural machinery for the generation of the respiratory rhythm is located in the brainstem.
True
correct
incorrect
False
correct
incorrect
*
not completed
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Respiration will stop if all afferent nerves to the lungs are cut.
True
correct
incorrect
False
correct
incorrect
*
not completed
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The internal intercostal muscles are most active during inspiration.
True
correct
incorrect
False
correct
incorrect
*
not completed
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Under normal circumstances the partial pressure of carbon dioxide is more important in the regulation of breathing than the partial pressure of oxygen.
True
correct
incorrect
False
correct
incorrect
*
not completed
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Concerning the chemical regulation of respiration:
The depth and rate of ventilation is decreased when a subject breathes air containing pure oxygen at normal atmospheric pressure.
correct
incorrect
The central chemoreceptors sense the oxygen tension of the arterial blood
correct
incorrect
In man, the peripheral chemoreceptors are located in the carotid sinus and aortic arch
correct
incorrect
The peripheral chemoreceptors are the only receptors able to respond to changes in the partial pressure of oxygen in the arterial blood.
correct
incorrect
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