Human Physiology: An Integrated Approach (8th Edition)
8th Edition
ISBN: 9780134605197
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Chapter 17, Problem 14RQ
What is the function of surfactants in general? In the respiratory system?
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Chapter 17 Solutions
Human Physiology: An Integrated Approach (8th Edition)
Ch. 17.1 - What is the difference between cellular...Ch. 17.1 - Prob. 2CCCh. 17.1 - Name the components (including muscles) of the...Ch. 17.1 - Which air passages of the respiratory system are...Ch. 17.1 - Cigarette smoking paralyzes cilia in the airways...Ch. 17.1 - Is blood flow through the pulmonary trunk greater...Ch. 17.1 - A person has left ventricular failure but normal...Ch. 17.1 - Calculate the mean pressure in a person whose...Ch. 17.2 - If nitrogen is 78% of atmospheric air, what is the...Ch. 17.2 - The partial pressure of water vapor in inspired...
Ch. 17.3 - How are lung volumes related to lung capacities?Ch. 17.3 - Which lung volume cannot be measured directly?Ch. 17.3 - Prob. 13CCCh. 17.3 - As inhaled air becomes humidified passing down the...Ch. 17.3 - Compare the direction of air movement during one...Ch. 17.3 - Explain the relationship between the lungs, the...Ch. 17.3 - Scarlett OHara is trying to squeeze herself into a...Ch. 17.3 - Why would loss of the ability to cough increase...Ch. 17.3 - Prob. 19CCCh. 17.3 - A stabbing victim is brought to the emergency room...Ch. 17.3 - In a normal person, which contributes more to the...Ch. 17.3 - Coal miners who spend years inhaling fine coal...Ch. 17.3 - How does the work required for breathing change...Ch. 17.3 - A cancerous lung tumor has grown into the walls of...Ch. 17.3 - Prob. 25CCCh. 17.3 - Prob. 26CCCh. 17.3 - Restrictive lung diseases decrease lung...Ch. 17.3 - Chronic obstructive lung disease causes patients...Ch. 17 - List four functions of the respiratory system.Ch. 17 - Give two definitions for the word respiration.Ch. 17 - Which sets of muscles are used for normal quiet...Ch. 17 - Give two functions of pleural fluid.Ch. 17 - Name the anatomical structures that an oxygen...Ch. 17 - Diagram the structure of an alveolus, and state...Ch. 17 - Trace the path of the pulmonary circulation. About...Ch. 17 - What happens to inspired air as it is conditioned...Ch. 17 - During inspiration, most of the thoracic volume...Ch. 17 - Prob. 10RQCh. 17 - Refer to the spirogram in the following figure: a....Ch. 17 - Of the three factors that contribute to the...Ch. 17 - Prob. 13RQCh. 17 - What is the function of surfactants in general? In...Ch. 17 - Prob. 15RQCh. 17 - Prob. 16RQCh. 17 - Prob. 17RQCh. 17 - Compile the following terms into a map of...Ch. 17 - Decide whether each of the following parameters...Ch. 17 - Prob. 20RQCh. 17 - The cartoon coyote is blowing up a balloon in...Ch. 17 - Match the descriptions to the appropriate phase(s)...Ch. 17 - Draw and label a graph showing the PO2 of air in...Ch. 17 - Prob. 24RQCh. 17 - Prob. 25RQCh. 17 - A student breathes at a rate of 20 breaths/min,...Ch. 17 - Prob. 27RQCh. 17 - Prob. 28RQCh. 17 - Assume a normal female has a resting tidal volume...Ch. 17 - Prob. 30RQCh. 17 - Prob. 31RQCh. 17 - Prob. 32RQCh. 17 - Prob. 33RQCh. 17 - Prob. 34RQCh. 17 - Prob. 35RQCh. 17 - Prob. 36RQ
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- Where in the body is the partial pressure of carbon dioxide the highest? Select one: a) Alveolar air b) Systemic venous blood c) Tissue fluids d) Tissue cells e) Pulmonary venous bloodarrow_forwardWhat are the functions of oxygen and carbon dioxide inliving systems?arrow_forward1) What effect does changes in compliance and resistance have the voumes and pressures delivered? A) Increased compliance, decreased resistance B) Increased compliance, increased resistance C) Decreased compliance, increased resistance D) Decreased compliance, decreased resistance 2) Identify possible clinical situations/disorders that would imitate the changes in compliance and resistance as demonstrated on the lung simulator in a patient requiring manual ventilation. A) Normal compliance, normal resistance B) Increased compliance, decreased resistance C) Increased compliance, increased resistance D) Decreased compliance, increased resistance E) Decreased compliance, decreased resistancearrow_forward
- What reactions enhance the transport of carbon dioxide throughout the body? How is carbon dioxide moved out of the body?arrow_forwardWhat are some advantages of gas exchange in air over gas exchange in water?arrow_forwardHow does a decrease in blood pH affect respiratory rate?How does a decrease in CO2 affect respiratory rate?arrow_forward
- Which one of the following drugs should be administered only when resuscitative equipment such as airway control and vasoactive meds are immediately available? A) FLUmazenil B) Meperidine C) Nitrous Oxide D) Propofolarrow_forwardWhat is the equilibrium equation for the interconversion between carbon dioxide, water, carbonic acid and bicarbonate ions?arrow_forwardWhich of the following factors would NOT increase the rate of diffusion of oxygen through the respiratory membrane? A) Increasing the SA/V ratio B) Increasing the partial pressures C) Decreasing the surface area D) Decreasing the thickness of the membrane E) Decreasing the distance the gas has to diffusearrow_forward
- how does an increased PaCO2, respiratory acidosis, alter the delivery of oxygen to the tissues?arrow_forwardWhich of the following is TRUE of airway resistance in the respiratory system? O a) Resistance increases with increasing lung volume b) Resistance decreases with increasing lung volume Oc) Resistance decreases when bronchi are exposed to acetylcholine d) Resistance increases when bronchi are exposed to norepinephrinearrow_forwardWhat is the primary goal of oxygen therapy in patients with chronic obstructive pulmonary disease (COPD)? A) To decrease carbon dioxide levels B) To increase oxygen saturation C) To improve exercise tolerance D) To reduce respiratory ratearrow_forward
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