ANATOMY&PHYSIOLOGY W/CONNECT LL
4th Edition
ISBN: 9781266473982
Author: McKinley
Publisher: MCG
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Chapter 23, Problem 10DYKB
Summary Introduction
Introduction:
Hemoglobin is a metalloprotein (iron + protein) found in RBCs (red blood cells), which provides red color to the RBCs. Hemoglobin helps in the oxygen transportation of the body. One molecule of hemoglobin can carry four molecules of oxygen.
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All of the following are accurate statements about hemoglobin except a. hemoglobin carries oxygen on the Fe ion. b. hemoglobin carries carbon dioxide on the globin. c. hemoglobin carries only a small portion of the total carbon dioxide in the blood (less than 25%). d. hemoglobin releases oxygen at the level of the cell, making hemoglobin more saturated.
factors that affect the unloading (releasing ) of oxygen more quickly from hemoglobin include all the following except
a. increased pressure of CO2
b. elevated chlorine ions
c. increased temp
d. lowered pH
The oxyhemoglobin dissociation (saturation) curve shifts to the right as the blood becomes more acidic. Under these conditions answer the following. At a P O2 = 40 mmHg the percent saturation of hemoglobin __________ and the content of oxygen bound to hemoglobin ____________.
A.
Decreases; decreases
B.
Increases; increases
C.
Increases; decreases
D.
Decreases; increases
E.
Does not change; does not change
Chapter 23 Solutions
ANATOMY&PHYSIOLOGY W/CONNECT LL
Ch. 23.1 - Which respiratory structure is associated with the...Ch. 23.1 - Prob. 2WDYLCh. 23.1 - In what ways does the epithelium of the upper...Ch. 23.2 - What changes occur to inhaled air as it passes...Ch. 23.2 - Prob. 5WDYLCh. 23.2 - What two regions of the pharynx contain tonsils?...Ch. 23.2 - How does the larynx assist in increasing abdominal...Ch. 23.2 - What are the three unpaired cartilages in the...Ch. 23.2 - Prob. 9WDYLCh. 23.3 - What is the function of the C-shaped tracheal...
Ch. 23.3 - What are the significant structural differences...Ch. 23.3 - Which of the following respiratory structures are...Ch. 23.3 - The respiratory tract can be damaged from...Ch. 23.3 - Prob. 14WDYLCh. 23.3 - Prob. 15WDYLCh. 23.4 - Match the component of the ling with its air...Ch. 23.4 - Prob. 17WDYLCh. 23.4 - What is the function of serous fluid within the...Ch. 23.4 - Why is the intrapleural pressure normally lower...Ch. 23.5 - Prob. 20WDYLCh. 23.5 - Describe the sequence of events of quiet...Ch. 23.5 - How are larger amounts of air moved between the...Ch. 23.5 - Prob. 23WDYLCh. 23.5 - Which of the following stimuli will cause an...Ch. 23.5 - Are the skeletal muscles of breathing innervated...Ch. 23.5 - The two factors that determine airflow are the...Ch. 23.5 - A person in yoga class is encouraged to take long,...Ch. 23.5 - Prob. 28WDYLCh. 23.6 - Given the same partial pressure for oxygen and...Ch. 23.6 - How do the partial pressures of oxygen and carbon...Ch. 23.6 - Prob. 31WDYLCh. 23.6 - How do the partial pressures of oxygen and carbon...Ch. 23.7 - Why is such a small percentage (about 2%) of...Ch. 23.7 - How is the majority of carbon dioxide transported...Ch. 23.7 - How does oxygen movement occur during alveolar gas...Ch. 23.7 - How does carbon dioxide movement occur during...Ch. 23.7 - Does hemoglobin saturation increase or decrease...Ch. 23.7 - How is oxygen release from hemoglobin during...Ch. 23.8 - How does blood PO2 and PCO2 change if an...Ch. 23.8 - How does blood PO2 and PCO2 change during...Ch. 23.8 - Prob. 41WDYLCh. 23 - Prob. 1DYKBCh. 23 - Prob. 2DYKBCh. 23 - Prob. 3DYKBCh. 23 - Prob. 4DYKBCh. 23 - Prob. 5DYKBCh. 23 - Which areas of the brain contain the respiratory...Ch. 23 - Prob. 7DYKBCh. 23 - Prob. 8DYKBCh. 23 - Prob. 9DYKBCh. 23 - Prob. 10DYKBCh. 23 - Explain how the respiratory tract is organized...Ch. 23 - Describe the relationship of the visceral pleura,...Ch. 23 - List the four processes of respiration, in order,...Ch. 23 - Describe the muscles, volume changes, and pressure...Ch. 23 - Explain how additional air is moved during a...Ch. 23 - Describe bow quiet breathing is controlled by the...Ch. 23 - Explain alveolar and systemic gas exchange.Ch. 23 - List the two means by which oxygen is transported...Ch. 23 - Describe the relationship of PCO2 and hemoglobin...Ch. 23 - List the variables that increase the release of...Ch. 23 - Paramedics arrived at a car accident to find an...Ch. 23 - Use the following to answer questions 24....Ch. 23 - Use the following to answer questions 24....Ch. 23 - Use the following to answer questions 24....Ch. 23 - Prob. 5CALCh. 23 - Prob. 1CSLCh. 23 - The nerve to the sternocleidomastoid muscle was...Ch. 23 - Prob. 3CSL
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- Hemoglobin: A. binds either oxygen or carbon monoxide on its heme group B. molecules can each bind 4 oxygen molecules C. both molecules can each bind 4 oxygen molecules and binds either oxygen or carbon monoxide on its heme group D. molecules can each bind 4 oxygen molecules, and has a higher affinity for carbon dioxide E. has a higher affinity for carbon dioxide than for oxygenarrow_forwardWhich of the following factors play a role in theoxygen–hemoglobin saturation/dissociation curve?a. temperatureb. pHc. BPGd. all of the abovearrow_forwardCarbon monoxide binds to hemoglobin more readily than oxygen. Why is this dangerous?arrow_forward
- Oxyhemoglobin formation is promoted at the while deoxyhemoglobin formation is promoted at the tissues). (lungs/ systemic tissues). (lung/ systemic the most important factor determining how much 02 binds to hemoglobin is the Bodind 0arrow_forwardThe ability of hemoglobin to bind oxygen decreases with decreasing oxygen concentration and also decreases with increasing carbon dioxide concentration. What effect do these phenomena have on the delivery of oxygen to tissues?arrow_forwardA. The affinity of oxygen to hemoglobin in Baguio City B. The affinity of oxygen to hemoglobin at sea level O A. The FIRST quantity is the larger of the 2. O B. The SECOND quantity is the larger of the 2. O C. The two quantities are EQUAL in size A. The rate at which O2 detaches from hemoglobin when temperature is high B. The rate at which O2 detaches from hemoglobin when temperature is low O A. The FIRST quantity is the larger of the 2. O B. The SECOND quantity is the larger of the 2. C. The two quantities are EQUAL in sizearrow_forward
- Which of the following scenariosare correct?Select all that apply A. High levels of PCO2will cause loading of O2ontohemoglobin. B. An increase in pH will causeO2to unload from hemoglobin. C. High PO2levels will increase saturation of Hb with O2. D. An increase in bodytemperature will cause O2to unload from hemoglobin.arrow_forwardDraw three separate oxygen-hemoglobin dissociation curves and then use arrows to show the change in oxygen saturation of most hemoglobins when: 1. deoxygenated blood enters the capillaries in the lungs. 2. oxygenated blood enters the capillaries in muscle tissue at rest. 3. oxygenated blood enters the capillaries in muscle tissue during vigorous exercise.arrow_forwardMatch the Law/Effect with its definition/description A. Boyle’s Law B. Henry’s Law C. Dalton’s Law D. Haldane Effect E. Bohr Effect 1. The pressure of a gas is inversely proportional to its volume 2. A lower, more acidic pH promotes oxygen dissociation from hemoglobin 3. Hemoglobin saturated with oxygen has a low affinity for carbon dioxide 4. The concentration of a gas in a liquid is directly proportional to the solubility and partial pressure of that gas 5. The total pressure exerted by a mixture of gases is the sum of the partial pressures of the gases in the mixturearrow_forward
- The information provided suggests that: A. hemoglobin has more affinity to oxygen than to carbon monoxide. B. hemoglobin has more affinity to carbon dioxide than to carbon monoxide. C .carbon monoxide likely shifts the O2-Hb dissociation curve to the right. D. None of the abovearrow_forwardWhich of the following statements is true for Bohr effect: a. Bohr effect describes carbon monoxide poisoning. b. Bohr effect prevents oxygen binding to hemoglobin. c. Bohr effect allows effective oxygen discharge in tissues due to higher acidity (decreased pH) than in lungs. d. Bohr effect allows effective oxygen discharge in tissues due to lower acidity (increased pH) than in lungs.arrow_forwardWhich of the following is not true with regards to the oxygen-hemoglobin curve?arrow_forward
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