Exam (elaborations)
FCCN-CARDIAC CONCEPTS 1 QUESTIONS AND ANSWERS
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FCCN-CARDIAC CONCEPTS 1 QUESTIONS AND ANSWERS
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FCCN-CARDIAC CONCEPTS 1 QUESTIONS ANDANSWERS
How can you assess cardiac perfusion? - Answers- oxygenation/ventilation, pulses,
b/p, skin, kidneys and sensorium
how do you assess oxygenation? - Answers- spO2, RR, breathing
how do you assess ventilation? - Answers- PaCO2, how fast/deep a patient breathes
patient breathing slow and deep means? - Answers- CO2 buildup
What is the normal MAP? - Answers- 70-105 mmHg
What is an inadequate MAP? - Answers- <60
What is the pressure on the arterial wall during ventricular contraction? - Answers-
systolic bp
What is the pressure on the arterial wall during ventricular relaxation? - Answers-
diastolic bp
What does the DBP indicate? - Answers- how clamped down a patient is
What is the term for amount of fluid returning to the heart? - Answers- preload, how wet
or dry a patient is
Is edema part of intravascular volume? - Answers- no
How do you assess preload? - Answers- thirst, mucous membranes, urine output, cap
refill
If a patient's preload is low, what to do? - Answers- give fluids
if a patient's preload is high, what to do? - Answers- diuretics, vasodilators, dialysis
How do you set ST alarm settings for a patient with ischemia or risk of ischemia? -
Answers- 1 mm above and below
How is the QT interval measured? - Answers- beginning of QRS to the end of T wave
What is a prolonged QTc interval? - Answers- >500 msec
What is the danger of a prolonged QTc interval? - Answers- at risk for polymorphic v
tach
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