Term 1 of 394
Clopidogrel inhibits platelet function by what mechanism of action?
ADP receptor blocking
GP IIb/IIIa receptor blocking
Cyclooxygenase inhibition
Term 2 of 394
Cephalosporins have little antimicrobial activity against:
Pseudomonas aeruginosa
pneumococci
Viridans streptococci
Staphylococcus aureus
Term 3 of 394
Prostaglandin E1 does not:
cause hypotension
cause seizures
produce apnea in infants
decrease the rate of glomerular filtration
,Term 4 of 394
Choose the correct statement:
heparin will lyse some existing clots
celite is an activator used for the ACT test
it is more desirable to administer blood cardioplegia at 4 C rather than at 20 C primarily
because of the increased viscosity associated with blood at lower temperatures
ischemic injury is synonymous with reperfusion injury
Term 5 of 394
Pulsatile blood flow is known to do all of the following except:
decrease the peripheral vascular pressure
alter the catecholamine levels
increase the urinary output
better mimic the flow characteristics of the heart
Term 6 of 394
Which of the following is not an inotrope?
Dopamine
Isoproterenol
Milrinone
Epinephrine
,Term 7 of 394
The difference between total cardiopulmonary bypass and partial cardiopulmonary bypass is
that:
The heart is completely empty during total cardiopulmonary bypass
all of the bronchial venous blood is diverted to the oxygenator during total
cardiopulmonary bypass
the bronchial venous return is the only systemic return entering the left heart during total
cardiopulmonary bypass
the aorta must be cross-clamped during total cardiopulmonary bypass
Term 8 of 394
How much blood flow do the coronaries receive and when?
~125 mL/min during systole
~125 mL/min during diastole
~225 mL/min during systole
~225 mL/min during diastole
~400 mL/min during systole
~400 mL/min during diastole
, Term 9 of 394
During CPB, your patient exhibits an unexplained increase in temperature and an unexplained
metabolic and respiratory acidosis. Which of the following conditions do you suspect your patient
has?
Thalassemia
Cold agglutinins
Methemoglobinemia
Malignant hyperthermia
Sickle cell anemia
Term 10 of 394
Where does blood flow within hollow fiber hemoconcentrators?
Inside of the fibers
Outside of the fibers
Initially inside the fibers and then it is pushed out
Initially outside the fibers and then it is pushed in
None of the above
Term 11 of 394
Coumadin is:
antagonized by Vitamin K
appropriated by Vitamin K
a short acting anticoagulant
commonly used with porcine valves
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller stuuviaa. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.