NURS5315 Exam 3 NEWEST 2024\2025 ACTUAL
EXAM COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
This receptor causes Beta 1
increased contractility,
increased HR, and
increased renin secretion
This receptor causes Beta 2
vasodilation and bronchial
dilation
Albuterol stimulates the Beta 2
__________________ receptor
s
and is administered during
respiratory distress
This receptor causes Alpha 1
vasoconstriction and is
stimulated by
Norepinephrine
This receptor causes Dopamine 1
vasodilation
Dopamine administered Dilation
in low doses causes
vaso ________ _.
Dopamine administered in constriction, alpha 1
high doses causes vaso
___________ because it
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activates the
_ ___ receptor.
A moderate dose of dopamine increased, increased
causes
________ contractility and cardiac
output
Epinephrine primarily activates Beta 1
the ____________ receptor
Epinephrine also activates does not change
Beta 2 and Alpha 1 receptors
which _________________________
vascular tone.
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Epinephrine causes increased, increased
_________________
contractility and
__________________ card
iac
output.
Levophed activates which 2 Beta 1 and Alpha 1
receoptors to cause
increased vasocontriction
and increased
contractility?
Epinepherine and Sympathetic, adrenal
norepinephrine are
released by the
_________________ nerv
ous
system and the gland.
Beta 1 receptors are located in Heart
the _____________________ _.
Beta 2 and alpha 1 Blood vessels
receptors are located
mainly in the ____ _.
These receptors are Dopamine 1
located in the renal,
mesenteric, coronary, and
cerebrovascular blood
vessels
Dobutamine stimulates Beta 1, increase
__________________ receptor
s
to improve contractility and
______________________ HR.
pertaining to heart rate Chronotropy
force of myocardial Inotropy
contraction
Drugs that affect the Heart rate
chronotropy affect the
________ _.
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Drugs that affect the inotropy myocardial contraction
affect the
_____________________.
Acetylchoine is released by Parasympathetic, decreases, decreases, dilation
the
_ _______ nervous system and
_______________ heart rate,
______________ contractility,
and causes vaso
_____________________ _
.
Relaxation of the heart Diastole
Contraction of the heart Systole
There are pulmonary veins 4, left atrium
that take
blood back to the
_________________ (chambe
r).
slight pause of impulse atrial kick, 20
between SA and AV so the
blood has time to push
into the left ventricle.
Represents about _ % of
cardiac output.
The right side of the heart has lower
______ pressures than the
left side.
The left side of the heart has higher
____________ pressures than
the right side.
heart rate x stroke volume Cardiac output
normal adult cardiac output at 5 L/min
rest
The amount of blood ejected Stroke volume
from the ventricle in one
contraction.
degree of stretch of the Preload
cardiac muscle fibers at the
end of diastole
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