NCLEX Cardiovascular System 105 Nursing Practice Questions and Rationales to EASILY Crush the NCLEX! Nursing Review Questions and RN Content Guide-2023-LATEST
Chapter 1: NCLEX Questions, Answers & Rationales on the
Ca
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NCLEX Cardiovascular System 105 Nursing Practice Questions and Rationales to EASILY Crush the NCLEX! Nursing Review Questions and RN Content Guide-2023-LATEST
Chapter 1: NCLEX Questions, Answers & Rationales on the
Cardiovascular System
When studying for the NCLEX test, it is important to take as many practice
questions as possible so that you can identify areas you know well and
differentiate them from areas that need more review. The following are 105
questions on the Cardiovascular System that may be on the test. Take the test
and compare your answers with the questions, answers, and rationales
provided below. Good luck!
1. The function of the cardiovascular system involves any one or
more of the following functions. Check all that apply.
a. Oxygen transportation
b. Metabolic waste removal
c. Hormone transportation
d. Neural connectivity
e. CO2 removal
Answer: a. b. c. e. The cardiovascular system is responsible for the
transportation of oxygen and removal of CO2, the removal of metabolic
waste products and the transportation of hormones. It is not responsible for
neural connectivity.
2. The heart is incased in what?
a. The peritoneum
b. The pericardial sac
c. Lung tissue
d. It has no encasement
Answer: b. The heart is encased in the pericardial sac—a connective tissue
sac that separates it from other internal organs.
3. What is the function of the pericardial sac?
a. To keep foreign antigens from the heart
b. To keep the heart from enlarging
c. To provide nutrients to the heart
d. To provide lubrication for the heart
Answer: d. The function of the pericardial sac is to provide lubrication to the
heart when it beats.
4. Which is not a layer of the heart?
a. The pericardial layer
b. The myocardium
c. The endocardium
d. The epicardium
Answer: a. The three layers of the heart are the epicardium, the myocardium
and the endocardium.
5. List in order the pathway of blood through the heart from
deoxygenated to oxygenated blood.
a. Left ventricle
b. Right ventricle
c. Left atrium
d. Right atrium
Answer: d, b, c, a. Blood goes from the right atrium to the right ventricle,
then to the lungs, the left atrium and out the left ventricle..
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