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Nurs 5463 Test 1 Questions with Correct Answers
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Nurs 5463 Test 1 Questions with Correct Answers
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Nurs 5463 Test 1 Questions with Correct AnswersAtypical s/s of AMI in older adults Correct Answer-diaphoresis, SOB,
N/V, AMS, syncope
What differential diagnoses are most important when presenting with
chest pain? Correct Answer-AMI, PE, PTX, aortic dissection,
esophageal rupture
What is considered ST elevation in men and women? Correct Answer-
Men = 2mm
Women = 1.5mm
OR new LBBB in 2 leads
Which troponin is more specific? I or T? Correct Answer-Troponin I is
more specific
How often to check troponins? Correct Answer-Q6h
What 2 things can exclude PE? Correct Answer-Negative DDIMER &
low Wells score
Paradoxical abd movement during inspiration indicates... Correct
Answer-impending respiratory failure...indicates fatigue
, If a pt c/o dyspnea, it's always important to determine if... Correct
Answer-they have a problem with gas exchange
Hypoxia Correct Answer-Reduced level of tissue oxygenation
Hypoxemia Correct Answer-decrease in partial pressure of oxygen in the
blood
Causes of hypoventilation? Treatment? Correct Answer-CNS dep, narcs,
obesity, A-a gradient, elevated CO2.....corrects with oxygen
Most common cause of hypoxia Correct Answer-VQ mismatch
Causes of VQ mismatch Correct Answer-COPD, asthma, ILD, PNA,
increased A-a gradient
Does VQ mismatch improve with O2? Correct Answer-Yes
Causes of right to left shunt? Correct Answer-anatomic (heart
problems), physiologic (PNA, ARDs, atelectasis)
Does right to left shunt respond to oxygen? Correct Answer-difficult to
correct with O2
Causes of diffusion impairment Correct Answer-PF, PCP, emphysema
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