EP HUMAN BIOLOGY-MODIFIED MASTERING
8th Edition
ISBN: 9780134326436
Author: Johnson
Publisher: PEARSON CO
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Chapter 8, Problem 15TY
Summary Introduction
Introduction:
Heart attacks are incredibly dangerous occurrences that can cause permanent damage to the cardiac tissue. Heart-related diseases are the biggest cause of death in the United States, necessitating a thorough study.
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Cardiogenic means:
a.
to originate in the heart
b.
graphic record of the heart
c.
disease of the heart
d.
condition of the heart
All of the following are true of cardiac arrest except
A. It is the cessation of all heart activity
B. The EKG shows a flat line
C. Patients may have loss of consciousness and SOB
D. Treatment is surgery
Choose the correct answer
A patient who has a history of coronary artery disease (CAD) is admitted with acute coronary syndrome (ACS). The EKG shows ST-segment depression. The nurse knows that this most likely indicates?
a. Myocardial injury
b. Myocardial infarction
c. Pacemaker is present
d. Myocardial ischemia
Chapter 8 Solutions
EP HUMAN BIOLOGY-MODIFIED MASTERING
Ch. 8 -
1. Who do you want to help you decide which...Ch. 8 - Do you think cost-effectiveness should be a part...Ch. 8 -
1. Why is it so important that the heart always...Ch. 8 - Compare and contrast the structures and functions...Ch. 8 - Prob. 3CRCh. 8 - Describe the function of the heart valves.Ch. 8 - Compare the functions of the pulmonary circuit and...Ch. 8 -
6. Describe the cardiac cycle of relaxation and...Ch. 8 - Describe the function of the SA and AV nodes as...Ch. 8 - Prob. 8CR
Ch. 8 - Prob. 9CRCh. 8 - Prob. 10CRCh. 8 -
1. _______ carry blood away from the heart and...Ch. 8 - Prob. 2TYCh. 8 - Which of the choices represents the order of...Ch. 8 - Prob. 4TYCh. 8 - Prob. 5TYCh. 8 - Prob. 6TYCh. 8 - Prob. 7TYCh. 8 - A pacemaker is used to correct: a. coronary artery...Ch. 8 - Prob. 9TYCh. 8 - Prob. 10TYCh. 8 - Prob. 11TYCh. 8 - Prob. 12TYCh. 8 - Prob. 13TYCh. 8 - Prob. 14TYCh. 8 - Prob. 15TYCh. 8 - Prob. 1AWKCh. 8 - When a coronary artery bypass graft (CABG) is...Ch. 8 - Soldiers have to stand in formation at full...Ch. 8 - Prob. 4AWKCh. 8 - Prob. 5AWKCh. 8 - Ventricular fibrillation is a potentially fatal...Ch. 8 - Prob. 7AWKCh. 8 - Last night, you and your roommate were sound...
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- Patients who had myocardial infarction is commonly given this medication. it is used to prevent clot formation in patients with damaged heart valves or blood vessels. a. digitalis b. amlodipine c. aspirin d. nitroglycerinarrow_forwardYour grandmother, who has been a non-smoker and relatively he her life, has recently noticed that she is becoming increasingly short of breath as she does simple things (such as cimbing the steps in her house). She has also noticed that her heart rate increases when she does mild exercise (such as climbing the stairs or walking outside to get the mail). throughout O causing this?arrow_forwardCardiac arrhythmias are characterized by all of the following except A. Changes in the heart rate and/or rhythm B. May be due to electrolyte imbalance C. May result in reduce cardiac efficiency D. EKG always look normal Choose the correct answerarrow_forward
- Manifestations of weight gain due to peripheral edema, hepatomegaly, splenomegaly, abdominal pains and anorexia suggest the presence of; A. Right-sided heart failure B. Left-sided heart failure C. Systolic failure D. None of the above is correctarrow_forwardAll of the following are consequences of Atherosclerosis except A. MI B. Transient ischemic attack C. Aneurysms D. Renewed perfusion Choose the correct answerarrow_forwardThe heart is located in the chest cavity in the space between the lungs called A. endocardium B. mediastinum C. median plane D. epicardiumarrow_forward
- Select the letter of the choice that best completes the statement. The term “heart attack” is another name fora. rheumatic heart disease.b. myocardial infarction.c. heart block.d. congestive heart failure.arrow_forwardThe ventricular septal defect is characterized by A. A left to right shunt B. A loss of blood blow into the pulmonary artery C. Pulmonary stenosis D. Right ventricular hypertrophy Choose the correct answerarrow_forwardWhich of the following is correct regarding the flow of blood in reference to the left side of the heart? a. Blood flows from the left atrium, through the bicuspid valve, into the left ventricle, through the aortic semilunar valve, and then into the aortic arch b. Blood flows from the left atrium, through the aortic semilunar valve, into the left ventricle, through the bicuspid valve, and then into the aortic arch c. Blood flows from the left atrium, through the bicuspid valve, into the left ventricle, into the aortic arch, through the aortic semilunar valve, and then into systemic arterial systemarrow_forward
- Explain the association between atherosclerosis and ischemic heart disease. Imagine that you were the Surgeon General of the United States. What types of programs would you advocate to decrease heart disease? Do you think that as a society we should invest resources into the development of stemcell therapies for more effective treatment of myocardial infarction?arrow_forwardWhich of the following is the outside layer that lines the inner surface of the fibrous pericardium A. Visceral Pericardium B. Endocardium C. Parietal Pericardium D. Epicardium In systemic circulation, oxygen rich blood returned to the left side of the heart A. Aorta B Pulmonary Ventricles C. Superior vena cava D. Right ventricle 3. The umbilical cord houses A. 1 umblical artery, 2 umbilical veins B. 1 umbilical vein, 2 umbilical artery C. 1 umbilical artery, 1 umbilical vein D. 2 umbilical arteries, 2 umbilical veins 4. The oxygen and nutrients rich blood coming from the placenta is carried by the umbilical vein to the inferior vena cava via A. foramen gvale B. pulmonary vein C. aortic arch D. ductus venosus 5.Cephalic vein drains A. the medial aspect of the arm and empties into the brachial vein B. the posterior part of the head C. the lateral aspect of the arm and empties into the axillary vein D. drains the lower body 6. It is the artery that supplies most of the small intestine…arrow_forwardMac is 13 and has fallen deeply in love with his first sweetheart. He feels his heart “skip a beat” whenever he sees her. Where are the specialized cardiac cells located that initiate a heartbeat? Group of answer choices a. Myocardium of the left atrium b. Myocardium of the right atrium c. Endocardium of the left atrium d. Endocardium of the right atriumarrow_forward
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