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FREE AND STUDY GAMES ABOUT AMBER WILLOUGHBY
EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -14 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Excessive fluid in the pleural cavity would be most likely to cause:
Answer:
decreased vital capacity.Question 2: By the time the blood leaves the lung capillaries to return to the heart, what percentage of the blood's hemoglobin has united with oxygen?
Answer:
97% Question 3: During inspiration, the expansion of the lungs causes:
Answer:
a decrease in alveolar pressure.Question 4: Normal, quiet breathing is known as:
Answer:
eupnea
Question 5: Which of the following constitutes total lung volume?
Answer:
Residual volume and vital capacity Question 6: One hundred milliliters of arterial blood contains approximately what volume percent of oxygen?
Answer:
20%
Question 7: Which muscles are used for forced expiration?
Answer:
Abdominal muscles and internal intercostals Question 8: The term used to describe the volume of air exchanged during normal inspiration
and expiration is:
Answer:
tidal volume.Question 9: The vital capacity is equal to the sum of the:
Answer:
inspiratory reserve volume, tidal volume, and expiratory reserve volume.Question 10: The PCO2 in the atmosphere is:
Answer:
less than in the alveolar air.Question 11: Which of the following helps determine the amount of oxygen that diffuses into the blood each minute?`
Answer:
The total functional surface area of the respiratory membrane Alveolar ventilation The oxygen pressure gradient between alveolar air and incoming pulmonary blood
Question 12: Which of the following is not a regulated process associated with the functioning of the respiratory system?
Answer:
Control of cell metabolism rate Question 13: If the tidal volume of a given individual is 500 ml, then the anatomical dead space is approximately _____ ml.
Answer:
150 Question 14: Dalton law states that the partial pressure of a gas in a mixture of gases is _____ to the total pressure of the mixture.
Answer:
directly related to the concentration of that gas in the mixture and
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