BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 35, Problem 12SA
True or false? Human lungs hold some air even after forced exhalation.
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Chapter 35 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 35 - Respiratory proteins such as hemoglobin...Ch. 35 - In______, gas exchange occurs at the body surface...Ch. 35 - Countercurrent flow of water and blood increases...Ch. 35 - In human lungs, gas exchange occurs at the...Ch. 35 - Prob. 5SACh. 35 - During inhalation, ________. a. the thoracic...Ch. 35 - What type of metal associates with hemoglobin?Ch. 35 - Prob. 8SACh. 35 - Prob. 9SACh. 35 - The medulla oblongata ___________. a. produces...
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- A partial pressure gradient of oxygen exists between ________. a. air and lungs b. lungs and metabolically active tissues c. air at sea level and air at high altitudes d. all of the abovearrow_forwardDue to its partial pressure gradient, carbon dioxide diffuses from cells into tissue fluid and into the ________; in the lungs, carbon dioxide diffuses into the ________. a. alveoli; bronchioles b. bloodstream; bronchioles c. alveoli; bloodstream d. bloodstream; alveoliarrow_forwardDescribe the function of these terms and describe where they are located: main bronchus, trachea, alveoli.arrow_forward
- Underwater, 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_forwardBreathing _______. a. ventilates the lungs b. draws air into airways c. expels air from airways d. causes reversals in pressure gradients e. all of the abovearrow_forwardGas exchange that occurs at the level of the tissues is called ________. external respiration inteipulmonarv respiration internal respiiation pulmonary ventilationarrow_forward
- When you sneeze, abdominal muscles abruptly contract, pushing your diaphragm upward. Given the discussion of the respiratory cycle in Section 10.4, why does this change expel air out your nose?arrow_forwardThe respiratory components of the medulla consist of which of the following? Dorsal respiratory group Apneustic center Ventral respiratory group Pneumotaxic center 1 only 2 only 1 and 3 only 2 and 4 onlyarrow_forwardWe inhale oxygen when we breathe and exhale carbon dioxide. What is the oxygen used for and where does the carbon dioxide come from?arrow_forward
- A 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_forwardMention and describe all important gas laws explaining process of respirationarrow_forwardEnergy cost for breathing significantly decreases with respiratory conditions. True Falsearrow_forward
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Respiratory System; Author: Amoeba Sisters;https://www.youtube.com/watch?v=v_j-LD2YEqg;License: Standard youtube license