Related Questions

Followings are nonabsorbable suture materials
A Polypropylene
B Silk
C Catgut
D Polyglactin 910
E Polyglycolic acid
Suture materials are sterilized by
A Ethylene oxide gas
B Gamma radiation
C Autoclaving
D Glutaraldehyde solution
E Lysol
The synthetic absorbable suture materials are
A Polyglactin 910
B Polydiaxonone
C Chromic catgut
D Polypropylene
E Nylon
The following are natural non-absorbable suture materials
A Silk
B Nylon
C Polydiaxonone
D Polyglactin 910
E Polypropylene
Common suture materials used in surgery
A Silk is a natural protein
B Polypropylene is non –absorbable
C Tensile strength of polypropylene is infinite
D Nylon is polyester polymer
E Tissue reaction of nylon is high
Dexon suture material
A Is polyglycolic acid
B Evokes less tissue reaction than catgut
C Has less tensile strength than polyglactin 910
D Is completely absorbed within 1-2 weeks
E Is used in vascular repair
Thermoplastic materials are those materials which
A Do not become hard with the application of heat and pressure and no chemical change occurs
B Are flexible and can withstand considerable wear under suitable conditions
C Are formed into shape under heat and pressure and results in a permanently hard product
D Are used as a friction lining for clutches and brakes
In drilling softer materials, the cutting speed is ___________ as compared to harder materials.
A Same
B Low
C High
D None of these
Certain type of materials generates an electrostatic charge or voltage when mechanical force is applied across them. Such materials are called
A Piezo-electric
B Photo-electric
C Thermo-electric
D Photo-resistive
Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials.
A circular
B triangular
C rectangular
D none of the above

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