Free DMD Dental Radiology & Pharmacology Questions and Answers

Question 1

What is the primary use of dental radiographs?

Accepted Answer

To diagnose hidden dental conditions

Answer

To clean teeth

Answer

To whiten enamel

Answer

To anesthetize tissue

Question 2

Which type of x-ray provides a full view of the upper and lower jaw?

Accepted Answer

Panoramic

Answer

Bitewing

Answer

Cephalometric

Answer

Periapical

Question 3

Which safety measure minimizes radiation exposure during x-rays?

Accepted Answer

Lead apron usage

Answer

Open windows

Answer

Extended exposure

Answer

Plastic gloves

Question 4

Which of the following is considered a broad-spectrum antibiotic used in dentistry?

Accepted Answer

Amoxicillin

Answer

Ibuprofen

Answer

Acetaminophen

Answer

Epinephrine

Question 5

What is the function of epinephrine in local anesthesia?

Accepted Answer

Prolong anesthesia duration

Answer

Induce sleep

Answer

Increase pain sensitivity

Answer

Whiten enamel

Question 6

Which analgesic is most commonly recommended for dental pain relief?

Accepted Answer

Ibuprofen

Answer

Aspirin

Answer

Epinephrine

Answer

Diphenhydramine

Question 7

What is the maximum permissible dose (MPD) concept in dental radiology?

Accepted Answer

Safe exposure limit to radiation

Answer

Required dosage to whiten teeth

Answer

Ideal cavity filler size

Answer

Dental impression volume

Question 8

Which form of drug administration is used for nitrous oxide in dental settings?

Accepted Answer

Inhalation

Answer

Oral

Answer

Topical

Answer

Intramuscular

Question 9

What is the primary concern when prescribing antibiotics in dentistry?

Accepted Answer

Risk of resistance and side effects

Answer

Patient appetite

Answer

Tooth discoloration

Answer

Increased enamel shine