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Exam (elaborations)

PHYS 261 questions with complete solutions

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PHYS 261 questions with complete solutions

Institution
West Coast University
Course
WCU PHYS 261








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Institution
West Coast University
Course
WCU PHYS 261
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November 25, 2025
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2025/2026
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  • phys 261 questions with complete solutions

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PHYS 261 questions with complete
solutions

The direction of air flow, when the diaphragm is pulled down(inhale) is - correct answer ✔✔ air
flow into the lungs



The internal pressure of the thoracic cage, when the diaphragm is pulled down (inhale) - -
correct answer ✔✔ Decrease pressure



Air that is breathed in and out during normal respiration is - correct answer ✔✔ tidal volume



Air present in the lungs after forceful expiration - correct answer ✔✔ Residual volume



TV+IRV+ERV is - correct answer ✔✔ vital capacity



increase the respiratory rate and depth is - correct answer ✔✔ Increase CO2



respiratory sounds heard during inspiration only is - correct answer ✔✔ vesicular



Air that can be inspired forcibly after normal inspiration is - correct answer ✔✔ inspiratory
reserve volume



The internal volume of the thoracic cage, when the diaphragm is pulled down - correct answer
✔✔ increased volume
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