SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Bio Engineering
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The fibrous capsule surrounding a permanent implant is primarily composed of ___ cells and ____ (matrix).
Lower
neutrophils - macrophages
Mast - Collagen
Macrophages
2. Vascular endothelial growth factor is produced in response to ___ and stimulates ___.
Negative Feedback
phagocytosis
Permanent - replicate
hypoxin - angiogenesis
3. Process that makes long fibers (fiber drawing) by forcing a fluid through an oriface.
Heparin
Mast - Collagen
Collagenase/Remodelling
Extrusion
4. ____ is the process by which cells involved in inflammation internalize and destroy foreign material.
Large
Have to be in a clean room free of dust and biocontamination - expensive
Extrusion
Phagocytosis
5. This type of feedback creates
Number of polymers - molecular weight of polymer
heparin
negative feedback
stress
6. Relative to free radical polymerization - condensation polymerization generally produces polymer of relatively ____ molecular weight.
low
neutrophils - macrophages
Permanent - replicate
Allogeneic
7. Are polymer additives used to lower glass transition temperature temperature.
Plasticizers
Bioactive
labile cells
scars
8. No healing of damage neurons is the result of ____ cells that are not able to ____.
Collagenase/Remodelling
stress
Permanent - replicate
Large
9. Cells that don't proliferate (neurons)
Endothelial cells
Permanent cells
Thrombin
chemotaxis
10. Resulting from the build up of too much collagen at the surface of injury during the granulation tissue stage of proliferation
Positive Feedback
Have to be in a clean room free of dust and biocontamination - expensive
Proteases
scars
11. This cleaves into fibrinogen which creates fibrin (a sticky enzyme that allows blood to clot)
labile cells
Macrophages
Thrombin
chemotaxis
12. Higher Molecular weight degrades slower than ____ MW
Lower
Water
micromachining
Polydesperity index
13. Classify the following polymers into appropriate families based on their bond structure i.e. the polymer is an example of poly ____.
negative feedback
binding
phagocytosis
Amide
14. ____ are enzymes responsible for protein degradation.
cycles
Proteases
heparin
Large
15. Enzymes (proteins) are not activated only when they are in contact with this type of cells
Endothelial cells
chemotaxis
Compression molding
Stable cells
16. Essentially all metallic biomaterials are ____ - comprised of two or more metals. One of these metals is selected for its ability to support _____ - the formation of a stable oxide layer that resists further corrosion.
Hemocompatibility
alloys - passivation
angiogenesis
Amide
17. Keloid scars form due to disfunction of ____.
heparin
Collagenase
Collagenase/Remodelling
micromachining
18. ______ Molecular weight degrades slower than lower MW
angiogenesis
Higher
Enzyme cascade
standards of known properties
19. Thrombin activates several upstream factors.
neutrophils - macrophages
Heparin
Positive Feedback
fibrinogen - factor XIII
20. What types of wound healing results from injury with inflammation?
micromachining
Regeneration/Repair
Free Radical
Collagenase
21. The fatigue limit is value of applied stress below which a material will not fail no matter the number of ____ applied.
photoactive polymers
Damage to cell membranes
cycles
Intermolecular bonding - molecular weight
22. Is directed cell migration in response to a concentration gradient of soluble molecules.
Intermolecular bonding - molecular weight
Higher
mast cells
Chemotaxis
23. Enzyme that really gets the polmerization going!
Thrombin
Hemophilia
Calibration
Number of polymers - molecular weight of polymer
24. The calculation of a polymer's molecular weight (weight average and number number average) is based upon values for ____ and ___.
Regeneration/Repair
Stable cells
Number of polymers - molecular weight of polymer
heparin
25. ____- are polymers that can be repeatedly softened by heating and hardened by cooling.
Collagenase/Remodelling
stress
Damage to cell membranes
Thermoplastics
26. The glass transition temperature of a poymer at which a polymer transforms from a ____ state to a ___ state.
glassy to rubbery
Lower
neutrophils - macrophages
heparin
27. Rather than randomly moving - moves in a directed cell migration manner for specific functions.
Stable cells
Have to be in a clean room free of dust and biocontamination - expensive
chemotaxis
Proteases
28. Foreign body giants cells are produced by fusion of ___.
Macrophages
cross - linking
neutrophils - macrophages
Protein Absorption
29. The fatigue limit is the ___ below which the material can withstand an infinite number of cycles without failure
Large
Stress
Thermoplastics
heparin
30. List two chemical characteristics of polymers:
Intermolecular bonding - molecular weight
negative feedback
Damage to cell membranes
Enzyme cascade
31. The two types of white blood cells:
Compression molding
Proteases
neutrophils - macrophages
Calibration
32. Activates tissue factors aka endothelial damage
Permanent - replicate
Damage to cell membranes
cross - linking
scars
33. ____ is a measurement that characterizes the breadth of the distribution of a polymer's molecular weight.
Lower
Hemophilia
Mast - Collagen
Polydesperity index
34. Which of polyermization (condensation/free radical) would you choose to obtain a polymer of high molecular weight?
Heparin
low
Free Radical
macrophages - proliferation
35. Thrombin also activates protein C-- which deactivates earlier factors in the cascade is known as ___ ___.
phagocytosis
Have to be in a clean room free of dust and biocontamination - expensive
Plastic
Negative Feedback
36. Cells that proliferate rapidly (fibroblasts)
Calibration
Endothelial cells
labile cells
Collagenase
37. Deformation that cannot be recovered once the load is removed from the material is ____ deformation.
alloys - passivation
heparin
Extrusion
Plastic
38. Two things needed in the end product of the creation of a scab
Thermoplastics
fibrinogen - factor XIII
photoactive polymers
Polymers - cross linking of polymers
39. ____ grafts are derived from the other humans.
Metals
Endothelial cells
Intermolecular bonding - molecular weight
Allogeneic
40. Damaged cells at the site of injury (mast cells) release ___ (glycosaminoglycan).
Large
Regeneration/Repair
Permanent cells
heparin
41. Mast cells release this
Free Radical
heparin
negative feedback
Mast - Collagen
42. What type of materials are used for photolithography? (substrate is a silicon wafer - built up material is some _____ ____ )
Water - oxygen - metal
Thrombin
Amide
photoactive polymers
43. A molecular pathway in which the product of each reaction catalyzes the subsequent reaction.
in cytoplasm
glassy to rubbery
Enzyme cascade
neutrophils - macrophages
44. Keloid scars forms because disfuntion of
heparin
Collagenase
Chemotaxis
Polymers - cross linking of polymers
45. Collagen ____ is responsible for the gradual gain in mechanical properties of wounded tissue between roughly 4 and 52 weeks post- injury.
Endothelial cells
stress
Heparin
cross - linking
46. Condition in which patients can literally bleed to death.
Intermolecular bonding - molecular weight
Hemophilia
Phagocytosis
Plastic
47. In order to produce a blood clot - thrombin cleaves/activates ____ and ____.
Compression molding
fibrinogen - factor XIII
Amide
Regeneration/Repair
48. 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.
Metals
Large
binding
Stable cells
49. The fatigue limit is the ___ below which the material can withstand an infinite number of cycles without failure.
stress
Polydesperity index
Mast - Collagen
Water
50. Cardiac bypass surgery in which a vein from a patient's leg is transplanted to the patient's heart is an example of the us of ____ tissue.
autologous
Plastic
hypoxin - angiogenesis
mast cells
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests