Answered: Fill in the blanks Upon inhalation,…

Human Biology (MindTap Course List)

11th Edition

ISBN:9781305112100

Author:Cecie Starr, Beverly McMillan

Publisher:Cecie Starr, Beverly McMillan

Chapter10: The Respiratory System

Section: Chapter Questions

Problem 8SQ: Due to its partial pressure gradient, carbon dioxide diffuses from cells into tissue fluid and into...

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Topic: GAS EXCHANGE AND TRANSPORT/CIRCULATION

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Upon inhalation, molecules of (1.) _______________ diffuse into the lung’s tissues. From there, these molecules then diffuse into (2.) _______________ cells, which contain a pigment called (3.) _______________. Simultaneously, a second substance formed during cellular respiration, (4.) _______________, is released to the lung tissues to be expelled during exhalation. Thus, both inhalation and exhalation needs the process of (5.) ______________ for the exchange of gasses in the alveoli sacs of the lungs.

Definition Definition Set of metabolic processes and reactions that produce energy from organic substances such as glucose. Cellular respiration takes place in the organism’s cells, where the chemical energy from nutrients or molecules of oxygen is converted into adenosine triphosphate (ATP). Cellular respiration that occurs in the presence of oxygen is called aerobic respiration; in the absence of oxygen, it is called anaerobic respiration.

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