Cardiopulmonary Anatomy & Physiology
7th Edition
ISBN: 9781337794909
Author: Des Jardins, Terry.
Publisher: Cengage Learning,
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Textbook Question
Chapter 10, Problem 3RQ
At birth, the number of alveoli represents; about how much of the total adult gas exchange units?
A. 10 percent
B. 20 percent
C. 30 percent
D. 40 percent
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Chapter 10 Solutions
Cardiopulmonary Anatomy & Physiology
Ch. 10 - 1. During the embryonic period, the lungs first...Ch. 10 - Prob. 2RQCh. 10 - 3. At birth, the number of alveoli represents;...Ch. 10 - 4. The number of alveoli continues to increase...Ch. 10 - Prob. 5RQCh. 10 - 6. The average in the umbilical vein during fetal...Ch. 10 - Prob. 7RQCh. 10 - In the placenta, maternal blood is continuously...Ch. 10 - In the fetal circulation, once blood enters the...Ch. 10 - Prob. 10RQ
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- The respiratory system_______. a. provides body tissues with oxygen b. provides body tissues with oxygen and carbon dioxide c. establishes how many breaths are taken per minute d. provides the body with carbon dioxidearrow_forward4. The number of alveoli continues to increase until about A. 6 years of age B. 8 years of age C. 10 years of age D. 12 years of agearrow_forwardOxygen in air must diffuse across______ to enter the blood. a. pleural sacs b. alveolar sacs c. a moist respiratory surface d. both b and carrow_forward
- Gas exchange occurs at the _______. a. two bronchi b. pleural sacs c. alveoli d. both b and carrow_forwardWhich is the order of airflow during inhalation? a. nasal cavity, trachea, larynx, bronchi, bronchioles, alveoli b. nasal cavity, larynx, trachea, bronchi, bronchioles, alveoli c. nasal cavity, larynx, trachea, bronchioles, bronchi, alveoli d. nasal cavity, trachea, larynx, bronchi, bronchioles, alveoliarrow_forward
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