Human Physiology: An Integrated Approach (8th Edition)
8th Edition
ISBN: 9780134605197
Author: Dee Unglaub Silverthorn
Publisher: PEARSON
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Chapter 14, Problem 4RQ
Summary Introduction
Introduction: Cardiovascular system consists of heart and blood vessels. The heart pumps the blood and blood vessels deliver the blood to different of the body. The blood does the transport of oxygen and nutrients to the body tissues.
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Chapter 14 Solutions
Human Physiology: An Integrated Approach (8th Edition)
Ch. 14.1 - A cardiovascular system has what three major...Ch. 14.1 - What is the difference between (a) the pulmonary...Ch. 14.2 - Which is more important for determining flow...Ch. 14.2 - The two identical tubes below have the pressures...Ch. 14.2 - All four tubes below have the same driving...Ch. 14.2 - Two canals in Amsterdam are identical in size, but...Ch. 14.3 - What prevents electrical signals from passing...Ch. 14.3 - Prob. 8CCCh. 14.3 - Prob. 9CCCh. 14.3 - Compare the receptors and channels involved in...
Ch. 14.3 - If a myocardial contractile cell is placed in...Ch. 14.3 - A drug that blocks all Ca2+ channels in the...Ch. 14.3 - Which ions moving in what directions cause the...Ch. 14.3 - At the molecular level, what is happening during...Ch. 14.3 - Lidocaine is a molecule that blocks the action of...Ch. 14.3 - What does increasing K+ permeability do to the...Ch. 14.3 - A new cardiac drug called ivabradine selectively...Ch. 14.3 - Do you think that the Ca2+ channels in...Ch. 14.3 - What happens to the action potential of a...Ch. 14.3 - In an experiment, the vagus nerve, which carries...Ch. 14.4 - Name two functions of the AV node. What is the...Ch. 14.4 - Prob. 22CCCh. 14.4 - Occasionally an ectopic pacemaker {ktopos, out of...Ch. 14.4 - Prob. 24CCCh. 14.4 - Which chamberatrium or ventriclehas higher...Ch. 14.4 - Prob. 26CCCh. 14.4 - Prob. 27CCCh. 14.4 - Prob. 28CCCh. 14.4 - Prob. 29CCCh. 14.4 - Why does ventricular pressure shoot up suddenly at...Ch. 14.4 - Prob. 31CCCh. 14.4 - Prob. 32CCCh. 14.4 - A persons aortic valve opening has become...Ch. 14 - What contributions to understanding the...Ch. 14 - List three functions of the cardiovascular system.Ch. 14 - Prob. 3RQCh. 14 - Prob. 4RQCh. 14 - Prob. 5RQCh. 14 - Prob. 6RQCh. 14 - Prob. 7RQCh. 14 - Distinguish between the two members of each of the...Ch. 14 - Prob. 9RQCh. 14 - Prob. 10RQCh. 14 - What is the proper term for each of the following?...Ch. 14 - List the events of the cardiac cycle in sequence,...Ch. 14 - Prob. 13RQCh. 14 - Compare and contrast the structure of a cardiac...Ch. 14 - Prob. 15RQCh. 14 - Correlate the waves of an ECG with mechanical...Ch. 14 - Prob. 17RQCh. 14 - List and briefly explain four types of information...Ch. 14 - Define inotropic effect. Name two drugs that have...Ch. 14 - Prob. 20RQCh. 14 - Police Captain Jeffers has suffered a myocardial...Ch. 14 - Prob. 22RQCh. 14 - Prob. 23RQCh. 14 - Police Captain Jeffers in question 21 has an...Ch. 14 - Prob. 25RQCh. 14 - Prob. 26RQCh. 14 - Prob. 27RQCh. 14 - A person has a total blood volume of 5 L. Of this...
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- Match the type of blood vessel with its major function. _____ arteriesa. diffusion _____ arteriolesb. control of blood distribution _____ capillariesc. transport, blood volume reservoirs _____ veinsd. blood transport and pressure regulatorsarrow_forwardShort-term blood pressure regulation is most associated with what effector organs? a. the heart and veins b. the heart and arteries c. the heart and arterioles d. the heart and kidneys e. the heart and systemic capillariesarrow_forwardLocal control of blood flow through a tissue a) maintains a blood flow independent of changes in blood pressure b) is controlled via a relaxation or contraction of precapillary sphincters c) is controlled by changes in oxygen levels in the tissue d) is controlled by changes in carbon dioxide levels in the tissuearrow_forward
- Describe the control processes that interact to regulate blood flow and pressure in tissues, and explain how the activities of the cardiac, vasomotor, and respiratory centers are coordinated to control blood flow through tissues.arrow_forwardWhich of the following is/are involved in regulating blood pressure? a. heart b. baroreceptors c. cardiovascular center in medulla oblongata d. all of the abovearrow_forwardWhich of the following would increase the resistance to blood flow? Group of answer choices All of these increase resistance A decrease in blood viscosity A decrease in vessel length A decrease in blood vessel radius or diameterarrow_forward
- In veins the ______ than in capillaries. A blood pressure is higher and flow velocity is slower B "blood pressure is the same, but rate of flow is lower" C blood pressure is lower D total blood volume is lowerarrow_forwardA motorcycle rider miscalculated a curve and met a horrible accident which resulted into major blood vessel injuries in the head and neck. Due to these injuries, one would expect to observe all of the following except which one among these? option 1.An increased heart rate option 2.An increase in cardiac output option 3.Increased secretion of renin by the kidneys option 4. An increased total peripheral resistancearrow_forwardVasodilation of blood vessels to the kidneys is due to________.a. more frequent action potentialsb. less frequent action potentialsarrow_forward
- create a flow chart showing the pathway of blood moving through the arteries, capillaries, and veins of kidney. start with blood in the descending aorta and end with the blood in the inferior vena cava.arrow_forwardWhich of the following would increase the resistance in a blood vessel? Group of answer choices All of these would increase resistance. An increase in length of a blood vessel Severe dehydration and loss of water from the plasma Vasoconstriction of blood vesselsarrow_forwardExplain how blood pressure is produced and controlled.arrow_forward
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