Applied Pathophysiology for the Advanced Practice Nurse, First Edition Lucie Dlugasch, Lachel Story Chapter 4 Assessment Quiz
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Course
NURS 502
Institution
St. Thomas University (
)
Chapter: Chapter 04 - Quiz
Multiple Choice
1. Cardiac cells are able to generate an impulse to contract even without an external stimulus. This is
called:
A) excitability.
B) action potential.
C) automaticity.
D) chronotropic effect.
Ans: C
Complexity: Easy
Ahead: Anatomy and Physiology
...
Test Bank for Applied Pathophysiology for the Advanced Practice Nurse 1st Edition Dlugasc
(Test Bank PDF Files)
Applied Pathophysiology for the Advanced Practice Nurse, First Edition
Lucie Dlugasch, Lachel Story
Chapter 4 Assessment Quiz
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NAS ISBN13: 9781284182903, add to Ahead, Title tags
Chapter: Chapter 04 - Quiz
Multiple Choice
1. Cardiac cells are able to generate an impulse to contract even without an external stimulus. This is
called:
A) excitability.
B) action potential.
C) automaticity. GRADESLAB.COM
D) chronotropic effect.
Ans: C
Complexity: Easy
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
2. On an electrocardiogram (EKG), the P wave represents:
A) atrial depolarization.
B) ventricular depolarization.
C) atrial repolarization.
D) ventricular repolarization.
Ans: A
Complexity: Easy
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
3. The QRS wave of an electrocardiogram (EKG) is produced by:
A) depolarization of the atria.
B) repolarization of the atria.
C) depolarization of the ventricles.
D) repolarization of the ventricles.
GARDESLAB.COM
, Test Bank for Applied Pathophysiology for the Advanced Practice Nurse 1st Edition Dlugasc
(Test Bank PDF Files)
Applied Pathophysiology for the Advanced Practice Nurse, First Edition
Lucie Dlugasch, Lachel Story
Chapter 4 Assessment Quiz
Ans: C
Complexity: Easy
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
4. Stimulation of alpha receptors results in:
A) vasoconstriction (alpha 1) and vasodilation (alpha 2).
B) vasodilation (alpha 1) and vasoconstriction (alpha 2).
C) bronchodilation and increased heart rate.
D) increased heart rate (alpha 1) and increased contractility (alpha 2).
Ans: A
Complexity: Easy
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
5. A healthy 40-year-old man was sitting and having his blood drawn for routine labs. He suddenly
becomes faint and his heart rate and blood pressure drop. He quickly awakens. What caused these
symptoms?
A) His vagus nerve was stimulated.
B) His blood sugar dropped.
C) He had a seizure.
GRADESLAB.COM
D) He had an episode of postural hypotension.
Ans: A
Complexity: Moderate
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
6. Factor(s) that affect stroke volume include:
A) preload.
B) heart rate.
C) contractility.
D) afterload.
E) preload, contractility, and afterload.
Ans: E
Complexity: Easy
Ahead: Anatomy and Physiology
Subject: Chapter 4
Title: Cardiovascular Function
7.The renin-angiotensin-aldosterone pathway:
A) is activated by renin.
B) acts to decrease loss of sodium in urine.
C) increases in activity in response to blood loss.
D) can be blocked to help lower blood pressure.
GARDESLAB.COM
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