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Questions and Answers
What is the primary function of the respiratory system?
What is the primary function of the respiratory system?
- Producing sound
- Supplying the body with oxygen and eliminating carbon dioxide (correct)
- Clearing excess water from the body
- Filtering inspired air
During which respiratory phase does external respiration occur?
During which respiratory phase does external respiration occur?
- Expiration
- Inhalation
- Exchange of gases between alveoli and pulmonary capillaries (correct)
- Pulmonary ventilation
What is the role of elastic fibers in breathing?
What is the role of elastic fibers in breathing?
- To help in the recoil of the lungs and thoracic cage (correct)
- To contract the diaphragm during inhalation
- To relax the diaphragm during exhalation
- To stimulate the phrenic nerves
Which process requires an input of energy?
Which process requires an input of energy?
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What stimulates the diaphragm during breathing?
What stimulates the diaphragm during breathing?
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Which phase of breathing takes advantage of recoil properties of elastic fiber?
Which phase of breathing takes advantage of recoil properties of elastic fiber?
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