Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Chapter 46, Problem 12TYK
Summary Introduction
To review:
Whether pure oxygen is advantageous to a person breathing too much CO2 (carbon dioxide) than simply moving the person to fresh air. Or whether the fresh air or pure O2 (oxygen) would be best for the person unconscious from breathing CO (carbon monoxide).
Introduction:
CO is highly toxic as it displaces O2 from hemoglobin and reduces the amount of O2 reaching the body tissues. Breathing CO continuously for a few minutes will block the flow of O2 to the brain resulting in unconsciousness and brain damage.
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Chapter 46 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 46.1 - Distinguish between the roles of the respiratory...Ch. 46.1 - What is an advantage of water over air as a...Ch. 46.2 - What advantages do gills confer on a...Ch. 46.2 - Prob. 2SBCh. 46.2 - Prob. 3SBCh. 46.2 - Distinguish between positive pressure breathing...Ch. 46.3 - Prob. 1SBCh. 46.3 - Prob. 2SBCh. 46.3 - Prob. 3SBCh. 46.4 - Explain the role of hemoglobin in gas exchange.
Ch. 46.4 - Prob. 2SBCh. 46.5 - What are the key evolutionary adaptations that...Ch. 46 - Prob. 1TYKCh. 46 - Prob. 2TYKCh. 46 - Prob. 3TYKCh. 46 - Prob. 4TYKCh. 46 - Prob. 5TYKCh. 46 - Prob. 6TYKCh. 46 - Prob. 7TYKCh. 46 - Oxygen enters the blood in the lungs because...Ch. 46 - Prob. 9TYKCh. 46 - Prob. 10TYKCh. 46 - Prob. 11TYKCh. 46 - Prob. 12TYKCh. 46 - Prob. 13TYKCh. 46 - Prob. 14TYKCh. 46 - Prob. 15TYKCh. 46 - Lycopene, which is abundant in tomatoes, is...Ch. 46 - Prob. 2ITD
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- Test Your Understanding 1. Which of the following is a benefit of gas exchange in air compared with gas exchange in water? (a) air has a higher concentration of molecular oxygen (b) oxygen diffuses more slowly in air (c) no energy is required for ventilation (d) moist respiratory surface is not needed (e) air is denser than waterarrow_forwardFigure 16.9 Which of the following statements about the human respiratory system is false? a. When we breathe in, air travels from the pharynx to the trachea. b. The bronchioles branch into bronchi. c. Alveolar ducts connect to alveolar sacs. d. Gas exchange between the lungs and blood takes place in the alveolus.arrow_forwardINTERPRET THE DATA Given the makeup of the human body, whatcompound do you think accounts for the high percentage of oxygen?arrow_forward
- Which is an example of diffusion of oxygen? a. Movement of oxygen from the lungs into the blood stream b. Flow of blood from the lungs through the blood vessels to the leg c. Wind blowing d. Ventilation e. Water currentsarrow_forwardWhy are the products of cellular respiration (carbon dioxide, etc) important? For example, to humans and the environment. SIMPLE ANSWER PLS!arrow_forwardIn nature, there are some organisms that are unable to perform aerobic respiration in the presence of oxygen. What could be the possible reason(s) behind this phenomenon? Briefly discuss your answer. Write no more than 100 words.arrow_forward
- Look at the “smoke” rising from the puffballs above. This “smoke” is an example of which process?arrow_forwardRespiration contains the Latin word root spiro, which means “to breathe.” Why is the process described in this chapter called cellular respiration? What might your answer indicate about what scientists already knew when they first observed cellular respiration?arrow_forwardHow will increasing the temperature in a fish tank from 69°F to 77°F change the concentration of oxygen gas? It will decrease the concentration of O2 It will have no effect on the concentration of O2 It will increase the concentration of O2arrow_forward
- If you really have realized the importance of biology, comment a balanced equation below for the interchangeable cycle of oxygen and carbon dioxide.arrow_forwardPeople have been known to do things to increase the amount of hemoglobin, the oxygen transport molecule, in their bloodstream. From a cell's point of view, what would be the advantage of increased oxygen levels during intense exercise?arrow_forwardTwo end products of respiration are: oxygen and water. glucose and oxygen. carbon dioxide and oxygen. carbon dioxide and water.arrow_forward
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