Human Anatomy & Physiology

1st Edition

ISBN: 9780805382952

Author: Erin C. Amerman

Publisher: PEARSON

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Textbook Question

Chapter 21, Problem 11CYR

Which of the following does not affect the efficiency of pulmonary gas exchange?

a. The surface area of the respiratory membrane

b. The degree of match of ventilation to perfusion

c. The percent saturation of hemoglobin

d. The thickness of the respiratory membrane

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Chapter 21, Problem 10CYR

Chapter 21, Problem 12CYR

Chapter 21 Solutions

Human Anatomy & Physiology

Ch. 21.1 - What are the main structures of the respiratory...Ch. 21.1 - 2. Is the larynx part of the upper or lower...Ch. 21.1 - Where are alveoli? What is their basic function?Ch. 21.1 - 4. List and define the four processes that make...Ch. 21.1 - 5. How does the respiratory system contribute to...Ch. 21.1 - List and describe four functions of the...Ch. 21.2 - Match the following terms with the correct...Ch. 21.2 - 2. Describe the external and internal structure...Ch. 21.2 - What happens to the glottis and the pitch of the...Ch. 21.2 - 4. What is the function of the tracheal mucosa?

Ch. 21.2 - How does the epithelium of the bronchial tree...Ch. 21.2 - Trace the pathway from the primary bronchi to the...Ch. 21.2 - 7. What structures make up the respiratory...Ch. 21.2 - Explain the structure of the pleural cavities.Ch. 21.3 - 3. What drives the movement of gases during...Ch. 21.3 - What does the intrapleural pressure prevent under...Ch. 21.3 - 5. How are inspiration and expiration achieved? Ch. 21.3 - 6. What is airway resistance? What is the main...Ch. 21.3 - How does surfactant decrease surface tension?Ch. 21.3 - What drives the movement of gases?Ch. 21.3 - Prob. 7QC Ch. 21.3 - Prob. 8QC Ch. 21.4 - 1. How does the pressure gradient between two gas...Ch. 21.4 - Prob. 2QC Ch. 21.4 - 3. What takes place during pulmonary gas...Ch. 21.4 - Prob. 4QC Ch. 21.4 - Prob. 5QC Ch. 21.4 - What are three factors that influence the...Ch. 21.5 - How is the majority of oxygen transported through...Ch. 21.5 - How do temperature, pH, PCO2, and BPG affect Hbs...Ch. 21.5 - 3. Why is the S shape of the oxygen-hemoglobin...Ch. 21.5 - What are the three ways in which the body...Ch. 21.5 - Prob. 5QC Ch. 21.5 - Prob. 6QC Ch. 21.6 - 1. Which steps of respiration rely on partial...Ch. 21.7 - 1. Which collection of neurons generates the...Ch. 21.7 - What are the functions of the dorsal and ventral...Ch. 21.7 - 3. Where are the central chemoreceptors located?...Ch. 21.7 - What do the central chemoreceptors trigger if...Ch. 21.7 - Prob. 5QC Ch. 21.8 - 1. What are the differences between obstructive...Ch. 21.8 - 2. What are the three subtypes of COPD? What is...Ch. 21.8 - Prob. 3QC Ch. 21 - Which of the following are functions of the...Ch. 21 - Prob. 2CYR Ch. 21 - 3. Mark the following statements as true or false....Ch. 21 - Prob. 4CYR Ch. 21 - 5. Fill in the blanks: The structures that vibrate...Ch. 21 - Prob. 6CYR Ch. 21 - Prob. 7CYR Ch. 21 - Prob. 8CYR Ch. 21 - Match each term with the correct definition....Ch. 21 - Prob. 10CYR Ch. 21 - Which of the following does not affect the...Ch. 21 - Prob. 12CYR Ch. 21 - Fill in the blanks: When the alveolar PO2...Ch. 21 - Prob. 14CYR Ch. 21 - Match the following terms with the correct...Ch. 21 - 16. Fill in the blanks: Hyperventilation causes...Ch. 21 - The basic rhythm for breathing is maintained by...Ch. 21 - Prob. 18CYR Ch. 21 - Prob. 19CYR Ch. 21 - Prob. 20CYR Ch. 21 - Prob. 1CYU Ch. 21 - Prob. 2CYU Ch. 21 - Prob. 3CYU Ch. 21 - Prob. 4CYU Ch. 21 - 1. When a person hyperventilates, what happens to...Ch. 21 - Prob. 2AYKA Ch. 21 - Prob. 3AYKA Ch. 21 - Prob. 4AYKA Ch. 21 - 5. Mrs. Jordan is brought to the emergency room by...Ch. 21 - What happens to the metabolic rate of skeletal...

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