Sim Exam

Question 1

Restorative treatment is performed under nitrous oxide sedation. Each of the following is a sign of oversedation EXCEPT one. Which is the EXCEPTION?
-Circumoral numbness
-Drowsiness
-Laughing
-Nausea

Answer 1

Circumoral numbness

Question 2

The lesion is biopsied, and the biopsy report diagnoses it as a brown tumor. This lesion is most similar to which of the following?

Answer 2

CGCG

Question 3

An employed dental assistant is suspected of abusing opioid narcotics. Which of the following is the best course of action?
-Report if in line with state law
-Offer to pay for rehab
=Attempt to catch her in act
-Do a spontaneous drug test

Answer 3

Report if state law allows

Question 4

The most common reason for partial denture rest seat fracture is _______

Answer 4

excessive occlusion during function.

Question 5

Each of the following is a cytokine that aids in the stability and success of an implant EXCEPT one. Which is the EXCEPTION?
TGF B1
IL-1
TNF alpha
BMP-4

Answer 5

IL-1

Question 6

Which of the following is a metal material that is LEAST susceptible to green discoloration?
-Gold
-PFM
-Zirconia
-Cast metal

Answer 6

Gold

Question 7

Which of the following treatments used for Sjogren’s syndrome is also used for systemic lupus erythematosus?
-Pilocarpine
-Methotrexate
-Cevimeline
-Xylitol gum

Answer 7

Methotrexate

Question 8

What department provides funding for most of the healthcare systems, including medical and dental, in the United States?
HHS
CDC
HRSA
NIH

Answer 8

HHS

Question 9

A full mouth series is planned prior to scaling and root planing. What precautions need to be implemented when preparing the digital sensor (HIV + pt status)?
-SIngle wipe, single barrier
-Single wipe, double barrier
-Double wipe, single barrier
-Soak in disinfectant for 10 mins

Answer 9

Double wipe, single barrier

Question 10

What do longitudinal studies measure?
-Cause and effect
-Disease prevalence
-Risk and association
-Exposure status

Answer 10

Risk and association

Question 11

A biopsy report states histological findings of Tzanck cells. This virus lies dormant in which ganglia following infection?
-Geniculate
-Trigeminal
-Sacral
-Basal

Answer 11

Trigeminal

Question 12

Pierre Robin sequence is associated with all of the following findings EXCEPT one. Which is the EXCEPTION?
-Hypoplasia
-Micrognathia
-Natal Teeth
-Cleft palate

Answer 12

Hypoplasia of maxilla

Question 13

Orthodontic relapse occurs primarily due to which gingival fiber type?
-Apical fibers
-Alveolar crest fibers
-Oblique fibers
-Transseptal fibers

Answer 13

Transseptal fibers

Question 14

As soon as the hygienist begins the cleaning, the patient experiences pruritus, dysphagia, and shortness of breath. Which of the following is the best initial management?
-Albuterol
-Epi
-Benadryl
-Dexamethasone

Answer 14

Epi

Question 15

What bacteria is commonly seen in root caries?

Answer 15

Actinomycoses

Question 16

What is the longest estimated half-life of bisphosphonates in bone?
-10 hours
-10 weeks
-10 months
-10 years

Answer 16

10 years

Question 17

When taking an impression of the lower arch, which structure forms the distobuccal border?

Answer 17

Masseter

Question 18

Which of the following permanent teeth are most likely to have two canals with two foramina?
-Max central
-Max lateral
-Mand central
-Mand lateral

Answer 18

Mand lateral

Question 19

Salt and pepper trabeculation is a key radiographic feature of ______

Answer 19

Hyperparathyroidism

Question 20

Bleeding from the extraction socket of #8 originates primarily from which arterial branch?

Answer 20

ASA artery

Question 21

The patient is given a prescription for tramadol (Ultram®) to be taken as needed. According to the Drug Enforcement Agency (DEA), the prescribed drug is under which schedule classification?

Answer 21

Scheudle IV

Question 22

The patient had difficulty achieving profound anesthesia, and four carpules of 4% articaine with 1:100,000 epinephrine were administered. What is most likely to occur following the administration of local anesthetic?
-Increased Heart rate
-Decreased Bp
-Increased bp
-Increased bronchodilation

Answer 22

Increased bp

Question 23

Each of the following is a clinical presentation of Addison’s disease EXCEPT one. Which is the EXCEPTION?
-Increased appetite
-Darkening of skin
-Abdominal pain
-Hair loss

Answer 23

Increased appetite

Question 24

The patient elects to crown teeth 2, 4, and 6. The final crown impression is satisfactory except for poor margin detail. Which of the following is the most likely reason for this error?
-Insufficient soft tissue retraction
-Impression tray was too small
-Adjusting the tray after the patient initially bit down
-Surface contamination

Answer 24

Insufficient soft tissue retraction

Question 25

Which of the following is contraindicated for use for a pt with Down syndrome? -Rubber dam -Mouth Prop -Protective stabilization -Nitrous oxide

Answer 25

Protective stabilization

Question 26

Each of the following is true regarding rheumatoid arthritis EXCEPT one. Which is the EXCEPTION? -Females are at higher risk -Smoking and obesity are common risk factors -Genetic predisposition for the condition -Initially affects weight-bearing joints

Answer 26

Initially affects weight bearing joints

Question 27

What characteristic of bacteria aids in its resistance to irrigation techniques during root canal therapy? -Bacterial conjugation -Bacterial motility -Biofilm formation -High reproduction rate

Answer 27

Biofilm formation

Question 28

After extraction, how much vertical bone loss is expected along both the buccal and lingual ridges? -0-5% -10-20% -30-40% -50-60%

Answer 28

10-20%

Question 29

Which of the following is implant failure most attributed to? -Osteopetrosis -Osteopenia -Osteoarthritis -Osteomyelitis

Answer 29

Osteomyelitis

Question 30

Which force is most concerning in regards to implant failure? -Horizontal -Vertical -Oblique

Answer 30

Horizontal

Question 31

Due to the patient's financial status, only extractions were offered as a viable treatment option. This violates what ethical principle? -Autonomy -Justice -Veracity -Benefecience

Answer 31

Autonomy

Question 32

When preparing tooth 19 for a post and core, what is the minimum amount of gutta-percha that should remain for an adequate apical seal? -3mm 5mm 7mm 9mm

Answer 32

5 mm

Question 33

Each of the following is a mechanism of action of aspirin EXCEPT one. Which is the EXCEPTION? -Inhibits TA2 synthesis -Acetylates the active site of COX -Inhibits COX 2 synthesis -Inhbits prostaglandin synthesis

Answer 33

Inhibits COX 2 synthesis

Question 34

Where is the mandibular foramen located in pediatric patients relative to that of adults? -Anteiror and inferior -Anterior and superior -Posteior and inferior -Posterior and superior

Answer 34

Posterior and inferior

Question 35

Each of the following is an oral manifestation of hyperglycemia EXCEPT one. Which is the EXCEPTION? -Xerostomia -Increased probing depths -White mucosal ulcerations -Dysguesia

Answer 35

White mucosal striations

Question 36

Each of the following describes the mechanism of action of metformin (Glucophage®) EXCEPT one. Which is the EXCEPTION? -Increases insulin sensitivity of tissues -Decreases gluconeogenesis -Decreases glucose uptake from intestine -Increases glucagon production

Answer 36

Increases glucagon

Question 37

Each of the following may be included in the prescribed medication (magic mouthwash) EXCEPT one. Which is the EXCEPTION? -Antacid -Antiviral -Steroid -Antifungal

Answer 37

Antiviral

Question 38

Which vital structure is at risk of damage during periosteal elevation of #17? -Lingual nerve -IA -Buccal nerve -Nerve to the mylohyoid

Answer 38

LIngual nerve

Question 39

Clindamycin (Cleocin®) is active against each of the following bacteria EXCEPT one. Which is the EXCEPTION? -Staph aureus -Strep pneumonia -Prevotella intermiedius -Pseudomonas aeruginosa

Answer 39

Pseudomonas aeruginosa

Question 40

The patient's lungs likely contain which of the following (10 year smoker)? -Increased elastin -Smaller alveoli -Collapsed air sacs -Decreased mucous

Answer 40

collapsed air sacs

Question 41

Which smoking cessation therapy has the most significant neurological side effects? -Nicotine patch -Nicotine lozenges -Buproprion -Varenicline

Answer 41

Buproprion

Question 42

Which of the following is an absolute contraindication to administering nitroglycerin? -Chronic renal failure -History of stroke -Presence of a pacemaker -Use of sildenafil

Answer 42

Use of sildenafil