Essentials of Human Anatomy & Physiology (12th Edition)
12th Edition
ISBN: 9780134395326
Author: Elaine N. Marieb, Suzanne M. Keller
Publisher: PEARSON
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Textbook Question
Chapter 13, Problem 10SAE
Why is it important that the trachea be reinforced with cartilaginous rings? What is the advantage of the fact that the rings are incomplete posteriorly?
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Why is it important that the trachea is reinforced with cartilage rings? Why is it advantageous that the rings are incomplete posteriorly?
why do you think the hyaline cartilage rings of the trachea are c -shaped rather than o -shaped?
(a) Why is it important that the trachea is reinforced with cartilage rings? (b) Why is it advantageous that the rings are incomplete posteriorly?
Chapter 13 Solutions
Essentials of Human Anatomy & Physiology (12th Edition)
Ch. 13 - More than one choice may apply. When you exhale,...Ch. 13 - Prob. 2MCCh. 13 - Prob. 3MCCh. 13 - Prob. 4MCCh. 13 - Prob. 5MCCh. 13 - Prob. 6MCCh. 13 - Prob. 7MCCh. 13 - 8. Clearly explain the difference between external...Ch. 13 - Prob. 9SAECh. 13 - 10. Why is it important that the trachea be...
Ch. 13 - Where in the respiratory tract is the air...Ch. 13 - Prob. 12SAECh. 13 - Prob. 13SAECh. 13 - 14. What is it about the structure of the alveoli...Ch. 13 - Prob. 15SAECh. 13 - Name several nonrespiratory air movements, and...Ch. 13 - Prob. 17SAECh. 13 - What is the major way that oxygen is transported...Ch. 13 - Prob. 19SAECh. 13 - Prob. 20SAECh. 13 - Prob. 21SAECh. 13 - Name two chemical factors that modify respiratory...Ch. 13 - Define hyperventilation. If you hyperventilate, do...Ch. 13 - 24. Compare and contrast the signs and symptoms of...Ch. 13 - Prob. 25SAECh. 13 - Prob. 26CTCh. 13 - Why doesn’t Laney have to worry when her...Ch. 13 - 28. Mr. Alvarez bumped a bee’s nest while making...Ch. 13 - Prob. 29CTCh. 13 - Prob. 30CTCh. 13 - Prob. 31CT
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- Trachea do not collapse when there is not much air because they are –a) thick and muscularb) having cartilaginous ringsc) Have valvesd) supported by larynx.arrow_forwardAs you palpate the trachea, what do you observe about the shape of the cartilage rings? Why are they thisshape?arrow_forwardWhat is the function of the abundant elastin fibers that occur in the stroma of the lung and around all respiratory tubes from the trachea through the respiratory tree?arrow_forward
- The alveoli in the lungs where gas exchange occurs are composed of a simple squamous epithelium. What is thestructure of this tissue type, and how does its structure make gas exchange possible?arrow_forwardDescribe the special modifications of the lining of the trachea. How does structure compliment function? . What observations can you make about the structure of the alveolus How does structure of the alveolus complement its function? What observations can you make when you compare normal human lung tissue to carcinoma?arrow_forwardAs mentioned in the chapter, sometimes it is necessary to install a permanent tracheostomy—for example, in smokers who develop laryngeal cancer. Besides interfering with the ability to speak, what sorts of health problems would you expect to see in an individual with a permanent tracheostomy, and why?arrow_forward
- what is the trachea? how does the trachea affect the ciliated pseudo-stratified columnar epithelium, the basement membrane and the hyaline cartilage?arrow_forwardWhy is cartilage unnecessary in the walls of the bronchioles?arrow_forward1.) What are the forces that tend to make the lungs collapse? 2.) Enumerate the structures where gas exchange takes place. 3.) What is/are the significance of incomplete rings of tracheal cartilages?arrow_forward
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