Term
Can prevent sepsis in living tissue |
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Definition
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Term
Breakdown of living tissue by microorganisms |
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Definition
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Term
Can prevent sepsis on inanimate objects & kills vegetative germs |
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Definition
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Term
Kills vegetative germs and spores |
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Definition
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Term
Glutaraldehyde
Formaldehyde
Hypochlorite |
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Definition
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Term
Iodophores
Chlorhedadine
Hexachloraphene |
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Definition
Antiseptics
(for living tissue) |
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Term
True or False?
About half of people with viral infections do not show clinical signs and symptoms. |
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Definition
True
(and about half do show clinical signs and symptoms) |
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Term
True or False?
It is ok to use tap water for irrigation in oral and maxillofacial surgical procedures. |
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Definition
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Term
True or False?
There are 5 degrees of sterility. |
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Definition
False.
There are no degrees of sterility - it either is sterile or is not sterile |
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Term
True or False?
A big incision heals as quickly as a small one with the proper surgical flap. |
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Definition
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Term
4 techniques for surgical Hemostasis |
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Definition
Apply pressure - clamp vessel
Thermal coagulation - electric cautery
Suture ligation
Vasoconstrictors - epinephrine, Avetir, gelloam, thrombin
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Term
Which is the fastest method of sterilization?
A. Ethylene oxide
B. Dry heat
C. Autoclave
How long and specs for each? |
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Definition
C. Autoclave
Autoclave - 120 PSI, 20-25 minutes
Dry heat - 3 hours, 145 deg C
Ethylene Oxide - 10-12 hours + ventilation time |
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Term
Where are ideal vertical incisions made for a surgical extraction? |
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Definition
One tooth width away from the tooth you're removing
(at an obtuse angle, to allow for wide base - ensures blood flow for healing) |
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Term
True or false?
The most commonly used needle for suturing is a tapered needle, 1/4 curvature. |
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Definition
False.
It's a cutting needle, 3/8 curvature |
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Term
What is the first stage of healing?
How long does it last? |
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Definition
Inflammatory stage
- lasts 3-5 days
- histamine release, clotting, vascular edema, removal and dilution of contaminants by neutrophils, macrophages |
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Term
What is the second stage of wound healing?
How long does it last? |
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Definition
Fibroplastic, 2-3 weeks
- fibrin deposition, collagen formation
- wound stiff and red, can break if insulted |
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Term
What is the third stage of healing?
How long does it last? |
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Definition
Remodeling, indefinitely
- old collagen removed and new ordered collage laid down
- reduction in swelling, redness, and pain |
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Term
An extraction socket would undergo what type of healing? |
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Definition
healing by Secondary Intention
(surgical incision undergoes healing by Primary intention) |
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Term
What type of blade should you use for making a flap? |
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Definition
15 blade, pen grasp, drawn towards you |
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Term
When there are multiple extractions which are removed first?
Anterior or posterior
Maxillary or mandibular |
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Definition
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Term
Which are synthetic, non-absorbable suturing materials?
A. Dacron
B. Dexon
C. Vicryl
D. Prolene
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Definition
A. Dacron
D. Prolene
- Dexon and Vicryl are synthetic, absorbable |
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Term
Which would you more likely use to extract a mandibular incisor - Bayonet #286 or Ash forceps? |
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Definition
Ash forceps -mandibular incisors
Bayonet - maxillary incisors |
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Term
What are the advantages and disadvantages of using silk for suturing? |
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Definition
Advantage - holds for 90-120 days
strong, good knot security
easy to handle
Disadvantage - poor tissue reactivity |
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Term
Which lasts longer - sutures made with plain or chromic gut? |
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Definition
Chromic gut - 10-14 days
Plain - 4 -10 days
*Both have poor tissue reactivity & poor knot security |
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Term
What type of needle and what type of suturing material would you use to suture facial skin? |
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Definition
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Term
How far should a surgical envelope extend mesiodistally? |
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Definition
2 teeth anteriorly and 1 tooth posteriorly to area of surgery |
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