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ch. 9
  • Darya Rose

  • 問題数 100 • 10/15/2023

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    問題一覧

  • 1

    Inotropic drugs control heart rate.

    True

  • 2

    Which of the following is NOT a function of the kidneys?

    Maintenance of oxygen balance

  • 3

    What type of medication increases heart rate?

    Positive chronotropic

  • 4

    Cardiac cells can become excited in which of the following situations? I. Oxygen deficit II. Electrolyte imbalance III. Ischemia

    I, II, and III

  • 5

    Ronexa® is an antianginal therapy that can be considered after other antianginal therapies have been exhausted.

    True

  • 6

    Which of the following is carvedilol considered?

    Beta-blocker

  • 7

    Which of the following is provided in a sublingual form for the relief of angina?

    Nitroglycerin

  • 8

    When cardiac cells can no longer receive stimulus, it is referred to as the refractory period.

    True

  • 9

    Which of the following would happen after administration of a diuretic?

    Decrease in afterload

  • 10

    Which receptors are primarily found in the heart?

    Beta1

  • 11

    Chest pain is angina.

    False

  • 12

    Angiotensin II causes which of the following?

    Vasoconstriction

  • 13

    Nitrates are advantageous for all EXCEPT which of the following reasons?

    Increased oxygen consumption

  • 14

    Nitroglycerin is only available as a sublingual spray.

    False

  • 15

    The SA node is the heart’s backup pacemaker.

    False

  • 16

    Which of the following long-term therapy medications post-heart attack may be prescribed to an individual for the prevention of stroke?

    ARBs

  • 17

    The normal pacemaker of the heart is _____.

    SA node

  • 18

    Which of the following is NOT expected in heart failure?

    Increased fluid removal by the kidneys

  • 19

    Which term describes the inability of a cell to receive further stimulation?

    Refractory period

  • 20

    The T-wave represents which of the following?

    Ventricular repolarization

  • 21

    A calcium-channel blocker would NOT cause which of the following?

    Increase in HR

  • 22

    The P wave represents atrial depolarization.

    True

  • 23

    Which chamber pumps blood into pulmonary circulation?

    Right ventricle

  • 24

    Which of the following medications has positive inotropic effects?

    Digoxin

  • 25

    The pulmonic semilunar valve allows the passage of blood directly into systemic circulation.

    False

  • 26

    The aortic semilunar valve allows the passage of blood directly into pulmonary circulation.

    False

  • 27

    Chronotropic drugs affect the force of contraction.

    False

  • 28

    All of the following are considered causes of arrhythmias EXCEPT _____.

    pacemaker origination in the SA node

  • 29

    Contractility of the heart is affected by which of the following?

    Inotropic

  • 30

    Sympathetic stimulation causes an increase in HR.

    True

  • 31

    The QRS complex is indicative of which of the following?

    Ventricular depolarization

  • 32

    Hypokalemic patients would be administered which of the following diuretics?

    Aldactone

  • 33

    The P-wave represents which of the following?

    Atrial depolarization

  • 34

    Sympathetic stimulation would result in _____.

    increase in automaticity

  • 35

    Which chamber pumps blood into systemic circulation?

    Left ventricle

  • 36

    The tricuspid valve separates the right atrium and right ventricle.

    True

  • 37

    When dopamine is administered at high doses, it has positive inotropic effects by stimulating which of the following receptors?

    Beta1

  • 38

    Individuals who present with low potassium levels but are in need of diuresis may be prescribed which of the following diuretics?

    Inspra

  • 39

    Which is NOT associated with the administration of a vasodilator?

    Constriction of arterial vessels

  • 40

    Which of the following is a positive inotropic medication?

    Digoxin

  • 41

    Chronotropic agents affect the heart rate.

    True

  • 42

    The left side of the heart is responsible for pumping blood into the systemic circuit.

    True

  • 43

    Arrhythmias caused by administration of certain medications are called proarrhythmias.

    True

  • 44

    Which of the following is a supraventricular rhythm?

    Atrial fibrillation

  • 45

    Which of the following lung sounds would be expected upon auscultation of the patient with CHF?

    Crackles

  • 46

    The right heart chambers are separated by which of the following valves?

    Tricuspid valve

  • 47

    Which type of diabetes is present when the body fails to be able to utilize insulin?

    Type II diabetes

  • 48

    Which of the following is NOT influential in the conduction system of the heart?

    Magnesium

  • 49

    What is the physiologic response to the administration of ACE inhibitors?

    Inducing vasodilation

  • 50

    Which of the following medications is a phosphodiesterase inhibitor?

    Milrinone

  • 51

    Which medication will block cholesterol biosynthesis?

    Simvastatin

  • 52

    Which of the following endogenous chemicals is nesiritide identical to?

    Brain natriuretic peptide (BNP)

  • 53

    Ventricular depolarization is represented by the QRS wave on the ECG tracing.

    True

  • 54

    What type of medication could be given in conjunction with an ACE Inhibitor to be certain angiotensin II does NOT cause further problems?

    Angiotensin receptor blockers (ARB)

  • 55

    Ranolazine has been known to prolong which of the following ECG intervals?

    QT

  • 56

    Which of the following drug classes cause a decrease in glucagon secretion?

    DPP-IV inhibitors

  • 57

    Which of the following is considered to be a ventricular rhythm?

    Torsade de pointe

  • 58

    An increase in which of the following leads to venodilation following the administration of nitroglycerin?

    GMP

  • 59

    Antistatic agents affect conductivity.

    True

  • 60

    When the parasympathetic nervous system is stimulated, the heart rate decreases?

    True

  • 61

    Which of the following medications would you administer to a patient with a non-ST-segment ACS?

    Plavix

  • 62

    The FDA approved the use of Inhaled nitric oxide therapy for the treatment of persistent pulmonary hypertension of the newborn (PPHN).

    True

  • 63

    Antiarrhythmic medications do NOT have pharmacologic and electrophysiological actions.

    False

  • 64

    Beneficial effects of ACE inhibitors for the treatment of heart failure include which of the following? I. Decrease in pulmonary capillary wedge pressure II. Control of the ventricular rate III. Decrease in systemic vascular resistance

    I and III

  • 65

    Milrinone is given by which of the following routes of administration?

    Intravenous

  • 66

    Atrial depolarization is represented by no wave on the ECG tracing. (there are no wave representative).

    True

  • 67

    Supraventricular tachycardia is a rhythm for which adenosine may be administered.

    True

  • 68

    One backup pacemaker of the heart is the atrioventricular node.

    True

  • 69

    Milrinone is classified as _____.

    a phosphodiesterase inhibitor

  • 70

    A normal sinus rhythm is an arrhythmia.

    False

  • 71

    The left side of the heart is responsible for pumping blood into the pulmonary circuit.

    False

  • 72

    Side effects of the lipid-lowering agent gemfibrozil include _____.

    gallstones

  • 73

    Electrical conduction is affected by the administration of which of the following medications?

    Dromotropic

  • 74

    Which of the following is the normal pacemaker of the heart?

    The SA node

  • 75

    Sympathetic stimulation results in decreased force of cardiac contraction.

    False

  • 76

    The normal pacemaker of the heart is called the SA node.

    True

  • 77

    Dromotropic medications affect the force of contraction.

    False

  • 78

    What is the benefit of digoxin’s negative dromotropic effects?

    Allows more time for ventricular filling

  • 79

    The chambers of the left heart are separated by which valve?

    Bicuspid valve

  • 80

    A patient’s HR would be affected by the administration of which of the following medications?

    Chronotropic

  • 81

    Which of the following classifications of medications could be used as an antianginal? I. Beta-agonists II. Calcium-channel blockers III. Nitroglycerin

    II and III

  • 82

    PSVT can be treated with which of the following?

    Adenosine

  • 83

    Parasympathetic stimulation would result in all of the following EXCEPT _____.

    increase in AV conduction

  • 84

    Afterload is best described as _____.

    the resistance against which the heart must pump

  • 85

    Which of the following would NOT be used to treat shock?

    Verapamil

  • 86

    The bicuspid valve separates the left atrium from the right atrium.

    True

  • 87

    Ventricular repolarization is represented by the T wave on the ECG tracing.

    True

  • 88

    When the sympathetic nervous system is stimulated, the heart rate increases.

    True

  • 89

    What is the purpose of diuretic therapy?

    To reduce excess fluid retention

  • 90

    All of the following are atrial arrhythmias EXCEPT?

    Torsade de pointes

  • 91

    The T wave represents ventricular depolarization.

    True

  • 92

    The QRS complex represents ventricular repolarization.

    False

  • 93

    ARBs are used for the treatment of hypertension.

    True

  • 94

    A patient presents with a COPD exacerbation and has also been taking Coreg. Which of the following inhaled bronchodilators would MOST likely be beneficial in the treatment of this patient?

    Ipratropium bromide

  • 95

    Agents that affect the overall force of contraction are inotropic.

    True

  • 96

    The primary pacemaker of the heart is the AV node.

    False

  • 97

    All of the following decrease afterload of the heart EXCEPT _____.

    digoxin

  • 98

    Drug-induced arrhythmia, or proarrhythmia, is when an arrhythmia develops due to the administration of a drug or medication.

    True

  • 99

    Which of the following medications is known to be photosensitive?

    Nitroprusside

  • 100

    Vasodilators reduce afterload.

    True