Answers Graded A+
A 65-year-old male develops blockage in the nurse remember? The _____ artery travels down
pulmonary artery. As a result of the blockage, the interventricular septum and delivers blood to
blood would first back up into the: portions of the left and right ventricle.
a. Aorta a. Right coronary
b. Left ventricle b. Circumflex
c. Pulmonary veins c. Left anterior descending
d. Right ventricle - ANSWER -d. Right d. Cardiac - ANSWER -c. Left anterior
ventricle descending
A nurse is teaching about the heart. Which When a staff member asks where venous blood
information should the nurse include? The from the coronary circulation drains into, what is
chamber of the heart that generates the highest the best response by the nurse? The:
pressure is the:
a. Right atrium a. Superior vena cava
b. Left atrium b. Inferior vena cava
c. Left ventricle c. Right atrium
d. Right ventricle - ANSWER -c. Left d. Reft atrium - ANSWER -c. Right atrium
ventricle
While viewing the electrocardiogram, the nurse
A nurse recalls the chamber that receives blood recalls the _____ conducts action potentials
from the systemic circulation is the: down the atrioventricular septum.
a. Right atrium a. Bachmann bundle
b. Right ventricle b. Bundle of His
c. Left atrium c. Sinoatrial node
d. Left ventricle - ANSWER -a. Right atrium d. Atrioventricular node - ANSWER -b.
Bundle of His
Which statement indicates the nurse
understands blood flow? Oxygenated blood flows A 13-year-old female took a weight loss drug that
through the: activated the sympathetic nervous system. Which
of the following assessment findings would the
a. Superior vena cava nurse expect?
b. Pulmonary veins
c. Pulmonary artery a. Decreased myocardial contraction
d. Cardiac veins - ANSWER -b. Pulmonary b. Decreased heart rate
veins c. Increased cardiac conduction
d. Increased intranodal conduction time -
ANSWER -c. Increased cardiac conduction
The nurse is planning care for a patient with
heart problems. Which information should the
, Cardiovascular NCLEX Questions With 100% Verified
Answers Graded A+
A 50-year-old female received trauma to the b. Volume, force
chest that caused severe impairment of the c. Viscosity, force
primary pacemaker cells of the heart. Which of d. Viscosity, duration - ANSWER -b.
the following areas received the greatest Volume, force
damage?
a. Atrioventricular (AV) node Within a normal physiologic range, an increase in
b. Sinoatrial (SA) node left ventricular end-diastolic volume would lead
c. Bundle of His the nurse to monitor for:
d. Ventricles - ANSWER -b. Sinoatrial (SA)
node a. An increased force of contraction
b. A decrease in cardiac output
c. An increase in heart rate
A nurse assesses the heart after acetylcholine d. Heart failure - ANSWER -a. An increased
because the effect of acetylcholine on the heart force of contraction
is to
a. Decrease the refractory period While planning care for a heart patient, which
b. Increase calcium influx principle should the nurse recall? Right
c. Increase the strength of myocardial contraction ventricular afterload is affected by:
d. Decrease the heart rate - ANSWER -d.
Decrease the heart rate a. Vascular resistance in the systemic vessels
b. Right end-diastolic pressure
c. Pressures in the vena cava
A nurse is discussing the pressure generated at d. Pulmonary vascular resistance -
the end of diastole. Which term is the nurse ANSWER -d. Pulmonary vascular
describing? resistance
a. Preload
b. Afterload Which principle should the nurse remember while
c. Systemic vascular resistance planning care for a cardiac patient? Pressure in
d. Total peripheral resistance - ANSWER - the left ventricle must exceed pressure in the
a. Preload _____ before the left ventricle can eject blood.
a. Coronary arteries
Which principle should the nurse remember b. Aorta
when planning nursing care for a patient with c. Inferior vena cava
heart problems? As stated by the Frank-Starling d. Pulmonary veins - ANSWER -b. Aorta
law, there is a direct relationship between the
_____ of the blood in the heart at the end of
diastole and the _____ of contraction during the A 50-year-old female presents with a low heart
next systole. rate and low blood pressure. She is given an
intravenous (IV) infusion of fluids. The increase in
a. Pressure, duration atrial distension results in: