Test Bank For Clinical Guidelines in Primary Care 4th Edition by Amelie Hollier, A+ guide. Chapter 1 Cardiovascular Disorders MULTIPLE CHOICE 1.The nurse is aware that the muscle layer of the heart, which is responsible for the hearts contraction, is the: a. endocardium. b. pericardium. c. mediasti...
MULTIPLE CHOICE
1.The nurse is aware that the muscle layer of the heart, which is responsible for the
heart’scontraction, is the:
a. endocardium.
b. pericardium.
PR
c. mediastinum.
d. myocardium.
O
ANS: D
The myocardium is the specialized muscle layer that allows the heart to contract.
FD
2.The nurse clarifies that the master pacemaker of the heart is the:
a. left ventricle.
O
b. atrioventricular (AV) node.
c. sinoatrial (SA) node.
C
d. bundle of His.
ANS: C
The SA node is the master pacemaker of the heart.
3. The nurse is aware that the symptoms of an impending myocardial infarction (MI) differ in
women because acute chest pain is not present. Women are frequently misdiagnosed as
having:
a. hepatitis A.
,b. indigestion.
c. urinary infection.
d. menopausal complications.
PR
O
FD
O
C
, ANS: B
Indigestion, gallbladder attack, anxiety attack, and depression are frequent misdiagnoses for
women having an MI.
4. The nurse identifies the LUBB sound of the LUBB/DUBB of the cardiac cycle as the sound of
the:
a. AV valves closing.
b. closure of the semilunar valves.
c. contraction of the papillary muscles.
PR
d. contraction of the ventricles.
ANS: A
O
The LUBB is the first sound of a low pitch heard when the AV valves close.
FD
5.A patient is admitted from the emergency department. The emergency department physician
notes the patient has a diagnosis of heart failure with a New York Heart Association (NYHA)
classification of IV. This indicates the patients condition as:
O
a. moderate heart failure.
b. severe heart failure.
C
c. congestive heart failure.
d. negligible heart failure.
ANS: B
Class IV: Severe; patient unable to perform any physical activity without discomfort. Angina or
symptoms of cardiac inefficiency may develop at rest.
6. The nurse assesses that the home health patient has no signs or symptoms of heart failure,
butdoes have a history of rheumatic fever and has been recently diagnosed with diabetes
mellitus.The nurse is aware that using the American College of Cardiology and the American
Heart Association (ACC/AHA) staging, this patient would be a:
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