NURS 5463 Test 1 | Actual study Questions and
verified Answers complete solutions | A+ Graded |
2026 Updates | 100% correct
Atypical s/s of AMI in older adults - ANSWER- diaphoresis, SOB, N/V, AMS, syncope
What differential diagnoses are most important when presenting with chest pain? - ANSWER-
AMI, PE, PTX, aortic dissection, esophageal rupture
What is considered ST elevation in men and women? - ANSWER- Men = 2mm
Women = 1.5mm
OR new LBBB in 2 leads
Which troponin is more specific? I or T? - ANSWER- Troponin I is more specific
How often to check troponins? - ANSWER- Q6h
What 2 things can exclude PE? - ANSWER- Negative DDIMER & low Wells score
Paradoxical abd movement during inspiration indicates... - ANSWER- impending respiratory
failure...indicates fatigue
If a pt c/o dyspnea, it's always important to determine if... - ANSWER- they have a problem
with gas exchange
Hypoxia - ANSWER- Reduced level of tissue oxygenation
Hypoxemia - ANSWER- decrease in partial pressure of oxygen in the blood
Causes of hypoventilation? Treatment? - ANSWER- CNS dep, narcs, obesity, A-a gradient,
elevated CO2.....corrects with oxygen
Most common cause of hypoxia - ANSWER- VQ mismatch
Causes of VQ mismatch - ANSWER- COPD, asthma, ILD, PNA, increased A-a gradient
Does VQ mismatch improve with O2? - ANSWER- Yes
Causes of right to left shunt? - ANSWER- anatomic (heart problems), physiologic (PNA, ARDs,
atelectasis)
verified Answers complete solutions | A+ Graded |
2026 Updates | 100% correct
Atypical s/s of AMI in older adults - ANSWER- diaphoresis, SOB, N/V, AMS, syncope
What differential diagnoses are most important when presenting with chest pain? - ANSWER-
AMI, PE, PTX, aortic dissection, esophageal rupture
What is considered ST elevation in men and women? - ANSWER- Men = 2mm
Women = 1.5mm
OR new LBBB in 2 leads
Which troponin is more specific? I or T? - ANSWER- Troponin I is more specific
How often to check troponins? - ANSWER- Q6h
What 2 things can exclude PE? - ANSWER- Negative DDIMER & low Wells score
Paradoxical abd movement during inspiration indicates... - ANSWER- impending respiratory
failure...indicates fatigue
If a pt c/o dyspnea, it's always important to determine if... - ANSWER- they have a problem
with gas exchange
Hypoxia - ANSWER- Reduced level of tissue oxygenation
Hypoxemia - ANSWER- decrease in partial pressure of oxygen in the blood
Causes of hypoventilation? Treatment? - ANSWER- CNS dep, narcs, obesity, A-a gradient,
elevated CO2.....corrects with oxygen
Most common cause of hypoxia - ANSWER- VQ mismatch
Causes of VQ mismatch - ANSWER- COPD, asthma, ILD, PNA, increased A-a gradient
Does VQ mismatch improve with O2? - ANSWER- Yes
Causes of right to left shunt? - ANSWER- anatomic (heart problems), physiologic (PNA, ARDs,
atelectasis)
