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Pulmonary Vascular Disease Post-Test

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1: The risk for pulmonary thromboembolism is increased by all of the following, EXCEPT:: inherited thrombophilia
physical exercise
malignancy
smoking
2: Fatal pulmonary emboli most frequently result from thrombi that originate in which area?: calf
thigh
axilla
foot
3: Pulmonary thromboembolism increases pulmonary artery pressure through which mechanism(s)?: physical obstruction
release of vasoconstrictors
hypoxemic vasoconstriction
all of the above
4: A patient with pulmonary thromboembolism develops severe, refractory hypoxemia that worsens with increments of positive-end expiratory pressure. This is most likely due to _________.: mixed ventilation-perfusion defects
alveolar dead-space
pulmonary infarction
patent foramen ovale
5: The common physical signs of pulmonary thromboembolism include all of the following, EXCEPT:: bradycardia
new onset of wheezing
hemoptysis
fever
6: The Wells scoring system is used for what purpose?: to prognosticate fatality
for risk stratification for pulmonary embolism
to identify the clinical probability for pulmonary thromboembolism
to determine the likelihood of left ventricular failure
7: Which laboratory study is the primary marker to rule out pulmonary thromboembolism?: troponin
brain natriuretic peptide
D-dimer
creatine kinase MB
8: Which of the following agents dissolve blood clots?: alteplase
coumadin
heparin
all of the above
9: Bosentan (Tracleer) reverses pulmonary hypertension through which mechanism?: calcium channel blockade
endothelin antagonism
beta adrenergic blockade
nitric oxide secretion
10: Which of the following is the longest acting prostacyclin analog?: milrinone (Primacor)
iloprost (Ventavis)
epoprostanol (Flolan)
treprostinil (Remodulin)