NSG 223 MED SURG 2 exam 1 with Verified Answers Graded A+
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NSG 223 MED SURG 2
Institution
NSG 223 MED SURG 2
NSG 223 MED SURG 2 exam 1 with Verified Answers Graded A+
1. What is cardiac
stress test?
the patient walks or runs on a treadmill (most common) or
pedals a stationary bicycle.
The test is stopped when the target heart rate is achieved
or if the patient experiences signs of myocardial ischemi...
NSG 223 MED SURG 2 exam 1 with Verified Answers Graded A+
1. What is cardiac the patient walks or runs on a treadmill (most common) or
stress test? pedals a stationary bicycle.
The test is stopped when the target heart rate is achieved
or if the patient experiences signs of myocardial ischemia.
Abnormal findings include
chest pain
ventricular arrhythmia
ST-segment depression
lack of heart rate or BP elevation with exercise
2. What is pharma- Patients who are cognitively impaired and unable to follow
cological stress directions or physically disabled or deconditioned will not
test be able to achieve their target heart rate by exercising on
a treadmill or bicycle.
must avoid xanthine derivatives (theophylline, amino-
phylline, caffeine) for 24-48hrs prior (they block the effects
of the vasodilating agents.)
NPO 3 hrs b4, abstain from all caffeine 24 hrs prior. Includ-
ing chocolate and caffeine free beverages ( tea)
3. What medica- Vasodilating agents such as
tions are use dipyridamole,
for pharmacolog- adenosine
ical stress t test- Or regadenoson given as an IV
ing? Dobutamine
used to mimic the effects of exercise by maximally dilating
normal coronary arteries and identifying stenotic arteries
, NSG 223 MED SURG 2 exam 1 with Verified Answers Graded A+
that cannot vasodilate. The side effects of these agents are
related to the vasodilating action and include chest pain,
headache, flushing, nausea, heart block, and dyspnea
these drugs can be reversed with IV aminophylline.
Adenosine has an extremely short half-life (less than 10
seconds), so any severe effects subside rapidly
4. Nursing interven- instructs the patient not to eat or drink anything for 6 hours
tions for TEE prior to the study
recovery period, the patient must maintain bed rest with
the head of the bed elevated to 45 degrees
monitors the patient for dyspnea and assesses vital signs,
SpO2, level of consciousness, and gag reflex as recom-
mended
sore throat may be present for the next 24 hours
report the presence of a persistent sore throat, shortness
of breath, or difficulty swallowing
5. What test is con- Exercise stress test
tradictory to a pa-
tient who had an Contraindicated 48hrs after an Acute Myocardial Infarc-
acute MI? tion
pt must be capable of walking on a treadmill, or a station-
ary bike
- NPO 3+ hrs before, avoid stimulants too
, NSG 223 MED SURG 2 exam 1 with Verified Answers Graded A+
6. What is Echocardiography involves transmission of high-frequen-
a echocardio- cy sound waves into the heart through the chest wall and
gram? the recording of the return signals
7. Examples of Transthoracic Echocardiography
echocardiogra- involves transmission of high-frequency sound waves into
phy the heart through the chest wall and the recording of the
return signals
Transesophageal Echocardiography TEE
technique involves threading a small transducer through
the mouth and into the esophagus.A topical anesthetic
agent and sedation are used
8. Labs to diag- Elevated tropinin
nosed MI Elevated creating kinase-MB ( CK MB)
9. What would be Nurse should turn off irregular hear rate alarm
appreciated for a
patient with A-fib
10. What the nurse two or more ECG leads for heart rate
should monitor rhythm and ischemic changes
while the patient BP
is exercise stress skin temperature
testing physical appearance
perceived exertion; and symptoms, including chest pain,
dyspnea, dizziness, leg cramping, and fatigue
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