Biology: Concepts and Investigations
5th Edition
ISBN: 9781260259049
Author: Hoefnagels
Publisher: MCG
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Chapter 31, Problem 7MCQ
Summary Introduction
Introduction:
Respiratory system is the body system whose function is to get oxygen from the environment and remove carbon dioxide from the body.
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BASED ON THE TEXT, what is meant by "semipermeable membrane" and why is it necessary to gas exchange between O2 and CO2?
USE THIS SENTENCE STARTER :
a semipermeable membrane means....
A semipermeable membrane is needed for exchange of oxygen and carbon dioxide because...
Which statement describes how carbon dioxide exits the bloodstream at its final destination?
A. Carbon dioxide diffuses out of the alveolus into the blood from high to low concentration..
B. Carbon dioxide diffuses out of the blood into the alveolus from high to low concentration..
C. Carbon dioxide diffuses out of the blood into the alveolus from low to high concentration..
D. Carbon dioxide diffuses out of the alveolus into the blood from low to high concentration..
The trachea has rings of cartilage to:
a. Allow the trachea to close when air is not present
b. Keep the trachea open for continuous air flow
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Chapter 31 Solutions
Biology: Concepts and Investigations
Ch. 31.1 - Prob. 1MCCh. 31.1 - Prob. 2MCCh. 31.1 - Differentiate between aerobic cellular...Ch. 31.1 - An earthworm prefers moist soil. Why does this...Ch. 31.1 - Prob. 5MCCh. 31.2 - Prob. 1MCCh. 31.2 - Prob. 2MCCh. 31.2 - Describe the relationships among the trachea,...Ch. 31.2 - Prob. 4MCCh. 31.3 - What is the relationship between the volume of the...
Ch. 31.3 - Prob. 2MCCh. 31.3 - Prob. 3MCCh. 31.4 - Prob. 1MCCh. 31.4 - Prob. 2MCCh. 31.4 - Prob. 3MCCh. 31.4 - Prob. 4MCCh. 31.5 - Prob. 1MCCh. 31.5 - Prob. 2MCCh. 31 - Prob. 1MCQCh. 31 - Prob. 2MCQCh. 31 - Prob. 3MCQCh. 31 - Prob. 4MCQCh. 31 - Prob. 5MCQCh. 31 - Prob. 6MCQCh. 31 - Prob. 7MCQCh. 31 - Prob. 8MCQCh. 31 - Write a paragraph comparing four types of...Ch. 31 - Prob. 2WIOCh. 31 - Prob. 3WIOCh. 31 - Prob. 4WIOCh. 31 - Prob. 5WIOCh. 31 - Prob. 6WIOCh. 31 - Prob. 7WIOCh. 31 - Prob. 8WIOCh. 31 - Prob. 9WIOCh. 31 - How does blood transport most CO2? In what other...Ch. 31 - People who suffer from claustrophobia are afraid...Ch. 31 - Prob. 12WIOCh. 31 - Prob. 13WIOCh. 31 - Prob. 14WIOCh. 31 - Prob. 15WIOCh. 31 - How are the lungs similar to the stomata of...Ch. 31 - Prob. 1PITCh. 31 - Prob. 2PITCh. 31 - 3. Add terms to the concept map to explain the...
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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_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_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_forward
- Create a graph of the number of bubbles released and the concentration of carbon dioxide.arrow_forwardUse the image to answer the question. The ability of oxygen to bind hemoglobin changes with altitude as shown. Which statement, if true, BEST explains this observation? A. The partial pressure of atmospheric oxygen decreases with altitude. B. The partial pressure of atmospheric oxygen increases with altitude. C. The partial pressure of atmospheric carbon dioxide decreases with altitude. D. The partial pressure of atmospheric carbon dioxide increases with altitude.arrow_forwardWhat term best describes the exchnage of oxygen and carbon dioxide at the interface between the systemic cappillaries and the peripheral tissues? A. Ventilation B. Cellular respiration C. Internal respiration D. External respirationarrow_forward
- Can you answer all the parts to this question regarding fish A: Describe countercurrent exchange in your own words. B: Describe concurrent exchange in your own words. C: Mammals have dead end sacs called “alveoli” and don’t have the super efficient countercurrent exchange system seen in fish. Why do you think countercurrent exchange is necessary for fish? (hint: think about the difference between where most mammals and fish live).arrow_forwardBased on the text what is meant by "semipermeable membrane" and why is it necessary for gas exchange between O2 and CO2?arrow_forwardWhat controls the movement of the lungs? Describe the flow of air into the lungs. Use the following terms: oral cavity/nasal cavity, trachea, bronchi, bronchioles, alveoli What gases are being exchanged as we inhale? How do the lungs get rid of all the CO2 they've picked up from the blood? Why do the cells in our body need oxygen? Be specific. How do you think your breathing and lungs adapt when you're exercising?arrow_forward
- The rate of diffusion would increase by? A) an increase in airway resistance B) a decrease in lung compliance C) a decrease in alveolar surface area D) a decrease in alveolar barrier thicknessarrow_forwardA smoker develops damage to several alveoli that then can no longer function. How does this affect gas exchange (be specific in your answer)?arrow_forwardThe reason oxygen diffuses into the tissues seen in internal respiration? a. the temperature differences b. the pressure gradient or difference in partial pressure of oxygen in arterial blood and that in a metabolically active tissue c. the larger the partial pressure of the veins d. .the ability of hemoglobin to bind avidly with oxygenarrow_forward
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