NURS5315 Exam 3 Questions with Detailed Verified Answers

Page | 1



NURS5315 Exam 3 Questions with
Detailed Verified Answers


Question: Beta 1


Ans: This receptor causes increased contractility, increased HR, and
increased renin secretion


Question:Beta 2


Ans: This receptor causes vasodilation and bronchial dilation


Question:Beta 2


Ans: Albuterol stimulates the _________ receptors and is administered
during respiratory distress


Question:Alpha 1


Ans: This receptor causes vasoconstriction and is stimulated by
Norepinephrine


Question:Dopamine 1


Ans: This receptor causes vasodilation


Question:Dilation

, Page | 2

Ans: Dopamine administered in low doses causes vaso_______________.


Question:constriction, alpha 1


Ans: Dopamine administered in high doses causes vaso__________
because it activates the ___________ receptor.


Question:increased, increased


Ans: A moderate dose of dopamine causes ________ contractility and
______________ cardiac output


Question:Beta 1


Ans: Epinephrine primarily activates the ____________ receptor


Question:does not change


Ans: Epinephrine also activates Beta 2 and Alpha 1 receptors which
_________________________ vascular tone.


Question:increased, increased


Ans: Epinephrine causes _________________ contractility and
_____________________ cardiac output.


Question:Beta 1 and Alpha 1

, Page | 3

Ans: Levophed activates which 2 receoptors to cause increased
vasocontriction and increased contractility?


Question:Sympathetic, adrenal


Ans: Epinepherine and norepinephrine are released by the
____________________ nervous system and the ________ gland.


Question:Heart


Ans: Beta 1 receptors are located in the __________.


Question:Blood vessels


Ans: Beta 2 and alpha 1 receptors are located mainly in the
______________________.


Question:Dopamine 1


Ans: These receptors are located in the renal, mesenteric, coronary, and
cerebrovascular blood vessels


Question:Beta 1, increase


Ans: Dobutamine stimulates ___________ receptors to improve
contractility and _____________ HR.


Question:Chronotropy

, Page | 4

Ans: pertaining to heart rate


Question:Inotropy


Ans: force of myocardial contraction


Question:Heart rate


Ans: Drugs that affect the chronotropy affect the __________________.


Question:myocardial contraction


Ans: Drugs that affect the inotropy affect the _____________________.


Question:Parasympathetic, decreases, decreases, dilation


Ans: Acetylchoine is released by the _____________________ nervous
system and _______________ heart rate, ______________ contractility, and
causes vaso_____________.


Question:Diastole


Ans: Relaxation of the heart


Question:Systole


Ans: Contraction of the heart


Question:4, left atrium