Human Anatomy (8th Edition)
8th Edition
ISBN: 9780134243818
Author: Elaine N. Marieb, Patricia Brady Wilhelm, Jon B. Mallatt
Publisher: PEARSON
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Textbook Question
Chapter 19, Problem 6CRCAQ
Another patient had an abnormal heart sound that indicated a stenotic valve. Define this condition, and contrast it with an incompetent heart valve.
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Another patient had an abnormal heart sound that indicated a stenotic valve. Define this condition, and contrast it with an incompetent heart valve.
A) A heart murmur indicates some kind of valve __________?__________.
B) A heart valve that has a smaller than average opening is said to be
______________?________. (See heart murmur video) https://www.youtube.com/watch?v=dBwr2GZCmQM
C.) Describe where you would place a stethoscope to hear the sounds of each of the following heart valves:
-Aortic:
-Pulmonary:
-Tricuspid:
-Mitral:
D.) At which of the superficial pulse points would you expect to feel the strongest pulse? ___?____.
Which heart sound is longer in duration and louder, the first or the second heart sound. Briefly explain.
Chapter 19 Solutions
Human Anatomy (8th Edition)
Ch. 19 - Prob. 1CYUCh. 19 - Prob. 2CYUCh. 19 - What is another name for the epicardium?Ch. 19 - Identify the heart chamber or chambers that...Ch. 19 - Prob. 5CYUCh. 19 - Prob. 6CYUCh. 19 - During ventricular systole, are the AV valves open...Ch. 19 - Differentiate a stenotic valve from an incompetent...Ch. 19 - What is the significance of the gap junctions in...Ch. 19 - What is the pacemaker of the heart, and where is...
Ch. 19 - Prob. 11CYUCh. 19 - Prob. 12CYUCh. 19 - Prob. 13CYUCh. 19 - How would incomplete formation of the...Ch. 19 - Which chamber of the heart is formed from the...Ch. 19 - What is the single most important factor for...Ch. 19 - The most external part of the pericardium is the...Ch. 19 - Prob. 2RQCh. 19 - How many cusps does the right atrioventricular...Ch. 19 - Prob. 4RQCh. 19 - Prob. 5RQCh. 19 - Prob. 6RQCh. 19 - Prob. 7RQCh. 19 - Prob. 8RQCh. 19 - Prob. 9RQCh. 19 - Which layer of the heart wall is the thickest? (a)...Ch. 19 - The inferior left corner of the heart is located...Ch. 19 - Prob. 12RQCh. 19 - Describe the location of the heart within the...Ch. 19 - Trace a drop of blood through all the heart...Ch. 19 - Prob. 15RQCh. 19 - Sketch the heart and draw all the coronary vessels...Ch. 19 - Prob. 17RQCh. 19 - Prob. 18RQCh. 19 - Make a drawing of the adult heart and the...Ch. 19 - How do the right and left ventricles differ...Ch. 19 - Which is more resistant to fatigue, cardiac muscle...Ch. 19 - Describe the structure and function of an...Ch. 19 - Compare and contrast the structure of cardiac...Ch. 19 - Classify the three congenital heart...Ch. 19 - Prob. 2CRCAQCh. 19 - Prob. 3CRCAQCh. 19 - After a man was stabbed in the chest, his face...Ch. 19 - A heroin addict felt tired, weak, and feverish....Ch. 19 - Another patient had an abnormal heart sound that...Ch. 19 - Prob. 7CRCAQCh. 19 - During a lethal heart attack, a blood. clot lodges...Ch. 19 - Prob. 9CRCAQ
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- Indicate the correct order of the sequence of events occurring during congestive heart failure. Order the sentences (Hint: End with "g") This question is a great summary of what happens, in steps, in congestive heart failure. a. narrowed bicuspid valve makes the L atrium pump harder in order to "push" blood into the L ventricle through an opening that is too narrow. b. pressure of the extra, backed up blood in the lung creates pressure in the capillaries that begin to leak fluid into the lung. c. extra "left-over" blood in the atrium that has not descended into the ventricle after a beat has nowhere to go. d. congenital heart defect causes a narrowed bicuspid valve e. not all blood gets "pushed" from the L atrium to the L ventricle during a regular heart beat f. blood that backed up in the L atrium with nowhere to go backs up further, into the pulmonary veins and eventually into the lung g. the patient gets less oxygen with each breath, feels tired all the time and is…arrow_forwardRight to left shunting is a consequence of congenital abnormalities of the Heart. The major symptom associated with this is cyanosis. What are the four main abnormalities that lead to this condition and what is the terminology that is used for these abnormalities?arrow_forwardThis is an internal view of the heart. Identify the heart structures. C B DE Aorta G I -Harrow_forward
- compare and contrast the difference between, right, left, and biventricular heart failure. Explain why a patient could have right-sided heart failure.arrow_forwardAngina pectoris is a symptom rather than a disease. It's Latin name translates to "pain in the chest." Angina pectoris occurs when the muscle tissue of the heart does not have enough oxygenated blood, resulting in discomfort or pain under the sternum. Do an online search and answer the follow questions: 1. What disease(s) causes angina pectoris? 2. What happens during an angina episode? 3. What type of treatment might be prescribed by the physician? 4. What tests might be ordered by the physician to determine the cause for angina pectoris? Please do not provide more than 2-3 sentences for each question.arrow_forwardAlthough not considered the primary pacemaker of the heart, the atrioventricular node can indeed be considered as playing SOME role in setting the rhythm of the heart (kind of a secondary pacemaker). Explain how/why.arrow_forward
- Draw an ECG and label the waves. Indicate the electrical events in the heart that produce these waves.arrow_forward( explain all point of question with proper step by step answer ).arrow_forwardClassify the three congenital heart defects—ventricular septal defect, coarctation of the aorta, and tetralogy of Fallot (Figure 19.18)— according to whether they produce (1) mixing of oxygenated and unoxygenated blood, (2) increased workload for the ventricles, or (3) both of these problems.arrow_forward
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