Exam (elaborations)
Perfusion Technology Questions with Solutions
- Course
- Institution
Perfusion Technology
[Show more]
Content preview
Perfusion TechnologyHeparin works by increasing the length of - answer coagulation
Heparin inhibits thrombi from forming or growing - answer larger
ACT baseline - answer100-120 seconds
ACT safe for bypass - answer400-480 seconds
How often should you check ACT - answer Every 30 minutes or whenever necessary
Site for arterial cannulation - answer Aorta
2 sites for venous cannulation – answer SVC & IVC
2 Venous cannulation principles - answer1. gravity siphonage
2. vacuum assisted venous drainage
2 constraints for gravity drain - answer1. venous reservoir needs to be below level of
patient
2. lines must be filled with blood or fluid (primed)
3 things that determine the amount of venous drainage - answer1. pressure in central
vein (60-70 cc/kg)
2. the height the difference between pt (NEED HEIGHT VALUE)
3. resistance in venous cannulas
Venous drainage is affected by - answer1. intravascular volume and venous compliance
2. sympathetic tone (flow)
3. venous chattering/fluttering
Bi caval cannula sites - answerSVC & IVC. 2 separate cannulas outflow independently.
Single atrial cannula - answerRight atrium
Cavoatrial (two stage) cannula - answerSVC & IVC all outflow in one direction
1/3 of total flow - answerSVC
2/3 of total flow - answerIVC
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 julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now