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1. The health care o Hypotension
provider prescribes
atenolol for a client · Atenolol competitively blocks stimulation of beta-adrenergic receptors
with angina. Which within vascular smooth muscles, which lowers the blood pressure. This
potential side effect medication does not cause headaches; this medication may be used to
will the nurse mention relieve vascular headaches. This medication may cause bradycardia, not
when instructing the tachycardia. This medication may cause diarrhea, not constipation.
client about this med-
ication?
o Headache
o Tachycardia
o Constipation
o Hypotension
2. Nitroglycerin sublin- o 1 to 3 minutes
gual tablets are pre-
scribed for a client with · The onset of action of sublingual nitroglycerin tablets is rapid (1-3
the diagnosis of angi- minutes); duration of action is 30 to 60 minutes. If nitroglycerin is admin-
na. The nurse advises istered intravenously, the onset of action is immediate, and the duration
the client to anticipate is 3 to 5 minutes. It takes longer than 30 to 45 seconds for sublingual
pain relief will begin nitroglycerin tablets to have a therapeutic effect. Sustained-release nitro-
within which period of glycerin tablets start to act in 20 to 45 minutes, and the duration of action
time? is 3 to 8 hours.
o 1 to 3 minutes
o 4 to 5 seconds
o 30 to 45 seconds
o 10 to 15 minutes
3. When a client is diag- o Use of daily aspirin
nosed with microvascu- o Tobacco cessation techniques
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lar angina, which top- o Management of usual daily activities to avoid symptoms
ics would the nurse in- o Use of nitroglycerin to prevent and treat anginal symptoms
clude in client teach-
ing? Select all that ap- · Microvascular angina is caused by atherosclerosis or spasm in very distal
ply. microvascular branches of the coronary artery system. Daily aspirin use,
tobacco cessation, and use of nitroglycerin would be included in client
o Use of daily aspirin teaching. Microvascular angina tends to cause symptoms during usual
o Tobacco cessation daily activities and the nurse would teach symptom management through
techniques activity modification or the use of nitroglycerin. Because the coronary
o Benefits of coronary artery disease is in small and distal vessels, coronary artery bypass surgery
artery bypass graft is not an option for treatment.
surgery
o Management of usual
daily activities to avoid
symptoms
o Use of nitroglycerin
to prevent and treat
anginal symptoms
4. Which activities might o Walking outside on a cold day
cause chest pain in a o Sexual activity
client with stable angi- o Smoking a cigarette
na? Select all that ap- o Use of an oral decongestant
ply.
· Clients with stable angina experience chest pain (or other angina equiv-
o Deep breathing dur- alents) in response to activities that increase cardiac workload or decrease
ing meditation blood flow and oxygen availability to the heart. Cold temperatures cause
o Walking outside on a vasoconstriction, increasing the cardiac workload during systole. Sexual
cold day activity increases heart rate and force of contraction, leading to increased
o Sexual activity cardiac workload. Tobacco use stimulates catecholamine release, increas-
o Taking an afternoon ing heart rate and causing vasoconstriction, and resulting in increased
nap cardiac workload. In addition, tobacco use transiently increases carbon
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o Smoking a cigarette monoxide levels, resulting in a decrease in available oxygen for cardiac
o Use of an oral decon- tissues. Oral decongestants are sympathetic nervous system stimulants,
gestant which increase heart rate and force of contraction and cause vasoconstric-
tion, leading to increased cardiac workload. Deep breathing will increase
oxygen availability and tends to lead to relaxation, resulting in reduced
heart rate and force of contraction. Taking an afternoon nap will reduce
cardiac workload.
5. A client with a di- o Inadequate oxygenation of the myocardium
agnosis of myocar-
dial infarction asks the · Cessation of the blood flow that normally carries oxygen to the myocardi-
nurse, "What is caus- um results in pain because of ischemia of myocardial tissue. Myocardial
ing the pain I am hav- infarction does not involve compression of the heart. The release of my-
ing?" Which explana- ocardial isoenzymes is an indication of myocardial damage; this does not
tion would the nurse cause myocardial pain. Vasodilation will increase perfusion and contribute
give? to pain relief, not cause myocardial pain.
o Compression of the
heart muscle
o Release of myocardial
isoenzymes
o Rapid vasodilation of
the coronary arteries
o Inadequate oxygena-
tion of the myocardium
6. Which finding on an o Elevated ST segments
electrocardiogram for
a client complaining · Elevated ST segments are an early typical finding after a myocardial
of chest pain indicates infarction because of the altered repolarization of the heart. Flattened or
possible acute myocar- depressed T waves indicate hypokalemia. Absence of P waves occurs in
dial infarction?