Anatomy & Physiology
5th Edition
ISBN: 9780321861580
Author: Marieb, Elaine N.
Publisher: Pearson College Div
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Textbook Question
Chapter 17, Problem 12CYU
The second heart sound is associated with the closing of which valve(s)?
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Which heart sound is longer in duration and louder, the first or the second heart sound. Briefly explain.
What activity in the heart is associated with the first heart sound, and what is associated with the second?
What valve defect(s) would be indicated by the following sequence of heart sounds: lub-whistle-dup-gurgle?
Chapter 17 Solutions
Anatomy & Physiology
Ch. 17 - The heart is in the mediastinum. Just what is the...Ch. 17 - From inside to outside, list the layers of the...Ch. 17 - What is the purpose of the serous fluid inside the...Ch. 17 - What is the function of the papillary muscles and...Ch. 17 - Which side of the heart acts as the pulmonary...Ch. 17 - Which of the following statements are true? (a)...Ch. 17 - Prob. 7CYUCh. 17 - For each of the following, state whether it...Ch. 17 - Cardiac muscle cannot go into tetany. Why?Ch. 17 - Which part of the intrinsic conduction system...
Ch. 17 - Describe the electrical event in the heart that...Ch. 17 - The second heart sound is associated with the...Ch. 17 - If the mitral valve were insufficient, would you...Ch. 17 - During the cardiac cycle, there are two periods...Ch. 17 - Prob. 15CYUCh. 17 - What problem of cardiac output might ensue if the...Ch. 17 - When the semilunar valves are open, which of the...Ch. 17 - The portion of the intrinsic conduction system...Ch. 17 - An ECG provides information about (a) cardiac...Ch. 17 - The sequence of contraction of the heart chambers...Ch. 17 - The fact that the left ventricular wall is thicker...Ch. 17 - Prob. 6RQCh. 17 - In the heart, which of the following apply? (1)...Ch. 17 - The activity of the heart depends on intrinsic...Ch. 17 - Freshly oxygenated blood is first received by the...Ch. 17 - Describe the location and position of the heart in...Ch. 17 - Describe the pericardium and distinguish between...Ch. 17 - Trace one drop of blood from the time it enters...Ch. 17 - (a) Describe how heart contraction and relaxation...Ch. 17 - The refractory period of cardiac muscle is much...Ch. 17 - (a) Name the elements of the intrinsic conduction...Ch. 17 - Draw a normal ECG pattern. Label and explain the...Ch. 17 - Define cardiac cycle, and follow the events of one...Ch. 17 - What is cardiac output, and how is it calculated?Ch. 17 - Discuss how the Frank-Starling law of the heart...Ch. 17 - Prob. 1CCSCh. 17 - Prob. 2CCSCh. 17 - Prob. 3CCSCh. 17 - Prob. 4CCSCh. 17 - Prob. 5CCSCh. 17 - Prob. 6CCS
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Label the hearts main parts in the diagram below.arrow_forwardWhich region of the heart is innervated by the sympathetic division but not by the parasympathetic division?arrow_forwardExplain the events associated with S1 and S2 heart sounds, indicating where each of these sounds is best heard.arrow_forward
- why a leaking heart valve may cause heart damage over time?arrow_forwardWhich heart sound is the loudest sound when auscultated, the lubb or dupp? Why?arrow_forwardIf the mitral valve were insufficient, would you expect to hear the murmur (of blood flowing through the valve that should be closed) during ventricular systole or diastole?arrow_forward
- Which side of the heart is considered the pulmonary pump? What is the destination of blood from the pulmonary pump? To which side of the heart does it return?arrow_forwardWhich valve does blood pass through on its way to the right ventricle? :_______________ Which vessel carries oxygenated blood in the pulmonary circuit? :_______________ Which chamber of the heart receives blood returning from the body? :_______________ Which chamber of the heart sends blood to the lungs? :_______________ Which valve prevents backflow of blood into the left ventricle? :_______________ Which vessels carry oxygen-rich blood? :_______________ Which vessels carry oxygen-poor blood? :_______________ Which vessels carry blood away from the heart? :_______________ Which vessels carry blood back to the heart? :_______________ Which valve does blood pass through in order to enter the pulmonary artery? :_______________ Where does blood in the right atrium go next? :_______________ Where does blood in the left ventricle go next? :_______________? Where does blood in the vena cava go next? :_______________ Is blood in the pulmonary vein oxygen-rich or oxygen-poor? Where does it go…arrow_forwardBlood flow into the _______________ would ________________if the right side of the heart failed. 1)pulmonary circuit; increase 2)Pulmonary circuit; decrease 3)systemic circuit; decrease 4)systemic circuit; increasearrow_forward
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