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