Bio Engineering
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Bio Engineering
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25 Questions

1. ____ describes the ability of a device to function appropriately in the presence of blood.

2. A molecular pathway in which the product of each reaction catalyzes the subsequent reaction.

3. In order to produce a blood clot - thrombin cleaves/activates ____ and ____.

4. The fatigue limit is the ___ below which the material can withstand an infinite number of cycles without failure

5. Cells that proliferate rapidly (fibroblasts)

6. Activates tissue factors aka endothelial damage

7. The trigger for activation of enzymes (anything but endothelial cells!)

8. Polyethylene oxide grafting to biomaterials was developed to prevent coagulation by interfering with/preventing ___ ___.

9. _____ establishes a quantitative relationship between measured output values from an instrument and known standards of what is being measured.

10. Keloid scars forms because disfuntion of

11. Rather than randomly moving - moves in a directed cell migration manner for specific functions.

12. GPC separates molecules on the basis of size by their passage over a column packed with a porous matrix. ___ molecules pass through the column more quickly.

13. Neutrophils remove bacteria/damaged cell debris from a wound site through the process of ___.

14. Mast cells release this

15. ______ Molecular weight degrades slower than lower MW

16. ____ binds to anti- thrombin III (thrombin inhibitor) and increases its potency 1000- fold.

17. During granulation stage of proliferation - growth factors that produce this ____(answer)_____ that function in degrading fibrin and replacing it with collagen.

18. A condensation polymerization results with an ester bond between two reactants and this comes off as a result

19. ____ are enzymes responsible for protein degradation.

20. Resulting from the build up of too much collagen at the surface of injury during the granulation tissue stage of proliferation

21. Disfunction of _____ (cells) producing collagenase during the _____ phase of wound healing may form Keloid scars.

22. Condition in which patients can literally bleed to death.

23. The two types of white blood cells:

24. The process of calibration establishes a quantitative relationship between ____ __ ___ _____ and the direct output of the intstrument (for example time/volume in GPC).

25. What type of materials are used for photolithography? (substrate is a silicon wafer - built up material is some _____ ____ )

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