2 Flashcards by Alaa Shahare

Max daily dose for NSAIDs?h

a. 3200mgs
b. 4000mgs
c. 40mgs

3200mgs

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NO use during pregnancy is contraindicated in
a. 1
st
trimester
b. 2
nd
trimester
c. 3
rd
trimester
d. no contraindications for use

1
st
trimester

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Patient on renal dialysis should be seen for routine surgical extraction

a. Day of dialysis
b. One hour after dialysis
c. One day after dialysis
d. One week after dialysis

One day after dialysis

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Cardiac dose of epinephrine is how many mg/30 minutes?

a. 4 mg
b. .4 mg
c. .04 mg
d. 40 mg
e. 1.8 mg

.04 mg

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All of the following are indications for anticoagulant use except

a. MI
b. COPD
c. Venous thrombosis
d. Pulmonary embolism

COPD

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Tx for ecchymosis

No tx necessary

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Pt experiences trismus after multiple local anesthetic injections. Most
common muscle affected is

Medial pterygoid muscle

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Short incisions heal faster than long incisions

a. True
b. False

False – incisions heal edge to edge, not end to end

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Most common reason for prolonged post-op bleeding OR delayed healing is
failure to achieve primary closure
a. True
b. False

b. False

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For extraction of a mandibular molar the chair should be positioned so that the mandibular occlusal plane is

Parallel to the floor when the mouth is open

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Picture of an elevator placed vertically along root tip and asked what
instrument and action was being shown

Woodson #1 and wedge/shoehorn

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Picture of a triangular elevator and question asking what action was being shown

Wheel and axle

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When using forceps which of the following should be considered

Continually reseat the beaks apically

Use controlled and deliberate forces when luxating and hold each
for a few seconds

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When removing max canine which of the following is not true

a. Use strong palatal force because of thick palatal bone
b. They can be difficult to remove b/c of long roots
c. When isolated they can be grasped M-D
d. Labial plate easily fractured b/c it is very thin

Use strong palatal force because of thick palatal bone

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Ibuprophen is most effective when given

1 hour pre-op

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Which instrument is versatile and can be used to test for anesthesia, elevate a flap, and widen the pdl space for insertion of the #301?

Woodson No. 1

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Picture of a 3 cornered flap and question of where the first suture would be
placed

Attached gingiva along relaxing incision

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If a piece of bone is removed with the tooth it should be replaced in the socket and sutured.

a. True
b. False

False

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All of the following are used of the surgeon’s free hand EXCEPT

a. Reflects cheeks
b. Stabilize TMJ
c. Protect other teeth
d. Use for extra force on the forceps

Use for extra force on the forceps

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Mandibular 3rd molars can be displaced into which of the following

a. Max sinus
b. Infratemporal fossa
c. Submental space
d. Submandibular space
e. Mandibular canal

Submandibular space

Mandibular canal

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The most common tooth to experience root fracture is

max 1st PM

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The one tooth that can be frequently removed with elevators only is

Max 3rd molars

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Picture of a flap design for removing tooth #13 and asked which would be a properly designed envelope flap

2 ant and 1 post w/o releasing incisions

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Which flap has one relaxing incision?

a. Three corner
b. Two corner
c. Four corner

Three corner

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Which suture has only one tie and the ability to hold medicaments in the socket?

Figure 8

After plan A (closed extraction with elevators and forceps) has failed plan B would entail

Reflect a small envelope flap, access and visualization of bone, etc.

Roots of mandibular molar has been M-D sectioned, flap created, bone removed, etc. and are still unable to be removed. Sectioning the root B-L will not aid in their removal.

b. False

When removing max molar when crown is missing, after sectioning, which root should be removed first

Whichever of the two buccal roots is easiest to remove

Of the following patients which is most qualified for an open, surgical extraction a. Women w/ RCT b. 30 y-o male with dense buccal bone normal roots c. male w/ super-erupted tooth and roots into pneumatized max sinus

male w/ super-erupted tooth and roots into pneumatized max | sinus

Man received 7500 rads of irradiation therapy 7 years ago for squamous cell carcinoma. Needs three post teeth removed. This is okay b/c he is no longer at risk for osteoradionecrosis of the jaw? a. True b. False

False (must be <5000)

Female has chronic periapical infection around tooth. You extract tooth and small 2mm portion of root fractures and remains. It is okay to leave this behind because of the small size. a. True b. False

False – not ok with periapical infection

Which of the following are true of alveolitis?

All of the above

When performing multiple extractions all of the following are true EXCEPT

Always perform alveoloplasty/ectomy?

Girl has surgical extractions and which of the following would be reasons to see her post-op a. Bright red bleeding >24 hrs after extraction b. Little swelling at first then increased rapidly after 5 days c. Little pain at first then unbearable after 3 days d. Slight swelling 72 hours after extraction e. Bruised 24 hours after extraction

a. Bright red bleeding >24 hrs after extraction b. Little swelling at first then increased rapidly after 5 days c. Little pain at first then unbearable after 3 days

When comparing aspirin and acetaminophen which is true

Aspirin tags all circulating platelets while acetaminophen has no effect on platelets.

Demerol and tramadol are suitable substitutes for pts allergic to codeine. a. True b. False

True

Percocet is a schedule II narcotic and contains hydrocodone and acetaminophen. a. True b. False

False

2 Tabs of Tylenol #2 contain:

30 mg codeine | 600 mg Tylenol

When extracting a max molar a large part of max tuberosity is fractured. What should you do?

Stop extraction, splint tooth for 6-8 weeks, sx extraction at that time

Patient is sent to you for ortho extractions of four PMs. You realize you have extracted wrong tooth. What do you do?

Rinse in saline, reimplant, call orthodontist to see about changing tx plan

While extracting a tooth you inadvertently luxate the adjacent tooth and it is very loose. What should you do?

Stop procedure, stabilize tooth that was inadvertently luxated, relieve occlusion, splint

A 5mm oral antral opening is created when removing a max molar. You close with a figure 8 stitch, instruct patient to take “sinus precautions” and prescribe which of the following?

Antibiotic (penicillin) Nasal spray Possible nasal decongestant

Patient complains of prolonged numbness x number of weeks after you performed a block and extraction. You should wait one year before referral to oral surgeon because that is how long it takes to heal. a. True b. False

False

Peterson’s 5 A’s are

a. Aspirin b. Anticoagulants c. Antibiotics d. Alcohol e. Anticancer Meds

Lab coagulation profile includes

a. PT b. PTT c. Platelet count d. BT

What is true of Surgicel a. Can be packed with pressure b. Has antibacterial properties c. Is used with Thrombin

Can be packed with pressure Has antibacterial properties

Thrombin converts fibrinogen to fibrin and is used on gelfoam. a. True b. False

True

Tx of alveolitis

Irrigate with warm water and pack with sedative dressing

Incision lines can often collapse into the defect and cause dehiscence after surgical extraction, in order to prevent this how far should incisions be placed from the bony defect?

6-8 mm

Incisions are not commonly placed near the canines because of which of the following? a. Bony eminence so gingiva extremely thin b. Frena/muscle attachments c. .... d. All of the above

All of the above

``` The part of the health questionnaire concerned with major diseases, medications and allergies is called the a. Review of systems b. History of present illness c. Chief complaint d. Past medical history ```

Past medical history

An oral antral fistula is an opening between the oral mucosa and the sinus membrane a. True b. False

True

The main substance holding the wound together in the inflammatory stage is a. Plasma b. Fibrin c. Collagen

Fibrin

Which of the following is not present in a scar forming wound a. Collagen b. Plasma c. Fibronectin d. Elastin

Elastin

Dolor (pain) and Rubor (redness) are two cardinal signs of inflammation that are caused by vasodilation a. True b. False

False

Which is an example of primary intention a. Healing by electrocautery b. Avulsion wounds c. Healing by tissue grafts d. Anatomic re-approximation of severed nerves

Anatomic re-approximation of severed nerves

In order to receive radiology treatment, you must wait until epithelial closure. For molars, this usually takes place within 21 days a. True b. False

True

The most important factors in bone healing are due to a. Adequate vascularity b. Immobility c. A and B are true

A and B are true Adequate vascularity Immobility

A nerve damage that disrupts the nerve sheath with the axon intact and can cause moderate paresthesia is termed neurotemesis a. True b. False

False

A patient has a large wound that continues to decrease in size. They will regain 100% of the strength from before the wound occurred a. True b. False

False

After a surgical extraction, the gingival tissues must be freed up and sutured in a way to prevent secondary intention a. True b. False

False

The main purpose of a flap is to a. Provide adequate access b. Retract the tissues so they will not become damaged by instruments

Provide adequate access

Smallest to largest suture size a. 2-0 to 10-0 b. 6-0 to 3-0 c. 10-0 to 1-0*** d. 3-0 to 6-0

10-0 to 1-0***

which is the least reactive suture available to us?

Polygalactin 910 (Vicryl)

What is the most commonly used suture in oral surgery? a. Silk b. Vicryl c. Dexcryl d. Chromic gut***

Chromic gut***