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Amber Willoughby

Physiology Final Stack

QuestionAnswer
The vital capacity is equal to the sum of the: inspiratory reserve volume, tidal volume, and expiratory reserve volume.
Excessive fluid in the pleural cavity would be most likely to cause: decreased vital capacity.
Which of the following helps determine the amount of oxygen that diffuses into the blood each minute? ` The total functional surface area of the respiratory membrane Alveolar ventilation The oxygen pressure gradient between alveolar air and incoming pulmonary blood
Dalton law states that the partial pressure of a gas in a mixture of gases is _____ to the total pressure of the mixture. directly related to the concentration of that gas in the mixture and
Which of the following is not a regulated process associated with the functioning of the respiratory system? Control of cell metabolism rate
The term used to describe the volume of air exchanged during normal inspiration and expiration is: tidal volume.
Normal, quiet breathing is known as: eupnea
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? 97%
One hundred milliliters of arterial blood contains approximately what volume percent of oxygen? 20%
The PCO2 in the atmosphere is: less than in the alveolar air.
Which muscles are used for forced expiration? Abdominal muscles and internal intercostals
If the tidal volume of a given individual is 500 ml, then the anatomical dead space is approximately _____ ml. 150
During inspiration, the expansion of the lungs causes: a decrease in alveolar pressure.
Which of the following constitutes total lung volume? Residual volume and vital capacity
Created by: adwilloughby
 

 



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