WorksheetsBiomaterials - Module 3 and Module 5
Total questions: 50
Worksheet time: 40mins
A chain of repeating units (called monomers)
monomer
dimer
replicate
polymer
A polymer made in the laboratory (or industry) usually made from petrochemicals
nature polymer
natural polymer
protein
synthetic polymer
Once formed, it can be heated and reformed over and over again
thermoset
thermoplastic
elastomer
kevlar
A thermoplastic polymer will be ______________________.
below its glass transition temperature.
soft and flexible
rigid and brittle
translucent
rubbery
Define polymer
circular molecule made with many repeating units
short molecule made of a few repeating units
long, chain-like molecule made of repeating units
chain-like molecule that contains hydrogen and oxygen
What is the process to make long polymer (plastic) chains?
Fractional Distillation
Curing
Fracking
Polymerization
Nylon is which sort of polymer?
Thermosetting
Elastomer
Ferrous
Thermo plastic
Which of the words given below best describe the structure of a polymer?
Crystalline
Grain
Amorphous
Laminated
Which of the following are found in the structure of a polymer?
Chains
Grains
Brains
Lanes
Which of the following is a non-flammable plastic?
Nylon
HIPS
PVC
ABS
The term polymerisation refers to
The forming of atoms into the monomer.
The length of the polymer chain.
The type of plastic.
The forming of the polymer chain.
The cross linking of linear polymer may results in (a) .
The only polymers which can be safely dry sterilized are (a) .
The ethylene is polymerised under in the presence of (a) .
The crystallinity of LDPE is (a) .
Polytetrafluoroethylene is commonly known as (a) .
Which is used to knit arterial grafts?
(a)
(a) can lower the melting and glass transition temperatures
Which of the following kind of polymer has the highest percentage in polypropylene?
(a)
The number of repeating units in a polymer is known as (a) .
Liquid or gas polymers having short chains and low molecular weights are known as (a) .
The normal water content of poly HEMA is --------------.
(a)
Hydrodel for contact lenses are made by polymerization of certain hydrophilic monomer with small amount of crosslinking agent is -------------------.
(a)
What is not a requirement for tissue engineering?
Water
Bioreactors
Cells
Scaffolds
____________ is the use of biological systems to construct commercially relevant biomaterials
Bioengineering
Biomedical Engineering
Biomanufacturing
Biology Engineering
____________ is the application of engineering principles and design concepts to medicine.
Bioengineering
Biomedical Engineering
Biomanufacturing
Biology engineering
An engineer who works in the field of biomaterials might be in charge of
studying the human brain
creating an artificial tissue for skin grafts
identifying the mechanical laws of the body
editing genes to make a crop pest resistant
Self assembly is commonly used for production of
(a)
Hydrogel are produced by (a) polymerisation
Rapid prototyping is also commonly applied in
(a)
Hyaline is characterized by its
(a)
What type of tissue is articulate cartilage?
(a)
What do you mean by Arthrotomy?
(a)
Bone scaffolds having a pore size ranging from (a) and a porosity ranging from 75% to 85% could be manufactured using gas foam process
Gas foaming involves the blending of a chemical such as
(a)
Molded polymers may be pressurized with a gas, typically (a)
A (a) is a dense phase that combines gas-like diffusivity with liquid-like density in a state above the critical temperature (Tc) and pressure (Pc).
Hydrogel is made of
(a)
All hydrogels contains approximately % of water.
(a)
Hydrogel constitutes a group of materials
(a)
Soft tissue engineering plays a vital role in
(a)
What's the term used to describe 3D printing when it is used to create models for testing a product design?
(a)
What was the name of the first commercially successful 3D printer using the inkjet approach for Rapid prototyping?
(a)
Which of the following 3D printing approaches involves melting the material ,then allowing it to cool and solidify to form each new layer
(a)
Which of the following 3D printing approaches applies an ultraviolet light to a liquid polymer to change it into solid plastic?
(a)
What sort of material did physicist and make a Windell Oskay used in his home- built 3D printer?
(a)
Electrospinnig technique is vital for developing
(a)
Rapid prototyping (RP) technologies, also known as (a) free-from fabrication
What is the full name of SLS?
(a)
