Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 38, Problem 7SQ
During inhalation _______.
- a. the thoracic cavity expands
- b. the diaphragm relaxes
- c. atmospheric pressure declines
- d. the glottis is closed
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Chapter 38 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
Ch. 38 - Prob. 1DAACh. 38 - Smoking and Lung Function Data from the Coronary...Ch. 38 - Smoking and Lung Function Data from the Coronary...Ch. 38 - The respiratory protein hemocyanin _______. a....Ch. 38 - In a _______, air flows continually across the...Ch. 38 - Prob. 3SQCh. 38 - In human lungs, gas exchange occurs at the ______....Ch. 38 - Which holds the most dissolved oxygen? a. warm,...Ch. 38 - When you breathe quietly, inhalation is _______...Ch. 38 - During inhalation _______. a. the thoracic cavity...
Ch. 38 - Prob. 8SQCh. 38 - Most oxygen transported in human blood _______. a....Ch. 38 - At high altitudes, _______. a. nitrogen bubbles...Ch. 38 - Countercurrent flow allows _______ to maximize...Ch. 38 - ______ in arteries sense changes in the acidity of...Ch. 38 - Vital capacity is the _______. a. amount of...Ch. 38 - Prob. 14SQCh. 38 - Match the words with their descriptions. ____...Ch. 38 - Prob. 1CTCh. 38 - Prob. 2CTCh. 38 - Icefish live in the extremely cold ocean near...
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- During inhalation, ________. a. the thoracic cavity expands d. the diaphragm relaxes c. atmospheric pressure declines d. the lungs deflatearrow_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_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_forward
- 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_forward18. The bronchial arteries nourish the tracheobronchial tree down to, and including, which of the following? A. Respiratory bronchioles B. Segmental bronchi C. Terminal bronchioles D. Subsegmental bronchiarrow_forwardA contraction of the smooth muscle in the walls of the bronchi and bronchioles that tighten and squeeze the airway shut is known as a/an ______________arrow_forward
- 14. The horizontal fissure separates the A. middle and upper lobes of the right lung. B. upper and lower lobes of the left lung. C. middle and lower lobes of the right lung. D. oblique fissure of the left lung.arrow_forwardUnderwater, we humans cant compete with whales and other air-breathing marine mammals, which can stay submerged for extended periods. At the beach one day you meet a surfer who tells you that special training could allow her to swim underwater without breathing for an entire hour. From what you know of respiratory physiology, explain why she is mistaken.arrow_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
- The pressure difference between the intra-alveolar andintrapleural pressures is called ________.a. atmospheric pressureb. pulmonary pressurec. negative pressured. transpulmonary pressurearrow_forwardThe trachea A. Conducts air from the larynx into the bronchi B. Is lined with pseudostratified collated columnar epithelium C. Is supported by smooth muscle D. Only (a) and (b) are correct.arrow_forwardThe majority of carbon dioxide in the blood is transported by ________. a. binding to hemoglobin b. dissolution in the blood c. conversion to bicarbonate d. binding to plasma proteinsarrow_forward
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