Nurs 5463 Test 1 Exam UPDATED
ACTUAL QUESTIONS AND CORRECT
ANSWERS
Atypical 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
Does diffusion impairment correct with O2? What makes it worse? - CORRECT ANSWER
Worsens with activity, corrects with oxygen
What is the cause of reduced inspired oxygen tension? Does it correct with O2? - CORRECT
ANSWER High altitude, yes
VQ mismatch causes _____ A-a gradient - CORRECT ANSWER High
Hypoventilation causes a ____ A-a gradient - CORRECT ANSWER normal
Type of abd pain that is caused by stretching, distention, or contraction of organs - CORRECT
ANSWER Visceral pain
Type of abd pain that is caused from peritoneal irritation - CORRECT ANSWER Parietal pain
ACTUAL QUESTIONS AND CORRECT
ANSWERS
Atypical 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
Does diffusion impairment correct with O2? What makes it worse? - CORRECT ANSWER
Worsens with activity, corrects with oxygen
What is the cause of reduced inspired oxygen tension? Does it correct with O2? - CORRECT
ANSWER High altitude, yes
VQ mismatch causes _____ A-a gradient - CORRECT ANSWER High
Hypoventilation causes a ____ A-a gradient - CORRECT ANSWER normal
Type of abd pain that is caused by stretching, distention, or contraction of organs - CORRECT
ANSWER Visceral pain
Type of abd pain that is caused from peritoneal irritation - CORRECT ANSWER Parietal pain
