Deck 14: Occupational Hazards and Emergencies

Question 1

What is the minimum safe distance to stand from an x-ray head?

A) two feet
B) four feet
C) six feet
D) eight feet

Answer 1

C

Question 2

How can the dental auxiliary help prevent the aspiration of an extracted tooth?

A) Place gauze in the back of the throat.
B) Use high speed suctioning.
C) Use slow speed suctioning.
D) Tie dental floss around the tooth.

Answer 2

A

Question 3

What is a known risk associated with mercury poisoning?

A) cancer
B) brain dysfunction
C) skin disorders
D) cardiovascular disease

Answer 3

B

Question 4

Commercialized dental emergency supply kits generally contain materials for detecting mercury contamination.

Question 5

Nitrous oxide/oxygen vapors pose a danger to the dental team.

Question 6

What is an effective way to minimize the risk of laceration during a dental procedure?

A) Use proficient suctioning.
B) Pack surgery area with gauze.
C) Apply numbing gel prior to administering anesthesia.
D) Use disposable scalpels.

Question 7

Why are dental patients at an increased risk for aspirating a foreign object into their airway?

A) Patients under sedation are more likely to swallow an object.
B) Saliva makes objects placed in the mouth very slippery.
C) Anxiety can cause the patient to move unexpectedly.
D) Anxiety can cause the patient to swallow unexpectedly.

Question 8

PPE stands for ____ protective equipment.

A) physical
B) precision
C) prioritized
D) personal

Question 9

The term "universal precautions" means that all patients must be treated as if they are infectious.

Question 10

What device is most often used to monitor radiation exposure at the dental office?

A) film badge
B) Geiger counter
C) beta-emission absorber
D) scintillation device

Question 11

Scrap amalgam should be stored in water to prevent the emission of mercury vapors.

Question 12

When is an anesthetic needle break most likely to occur?

A) During a gingival injection
B) During a mandibular injection
C) During injection into the inner cheek
D) During an injection into the lip

Question 13

How can the dental team minimize the chance of injury while a patient receives nitrous oxide/oxygen gas?

A) Slightly elevate the patient's feet.
B) Stretch the patient's arms out to their sides.
C) Continue to converse with the patient.
D) Have the dentist administer the patient an anxiolytic prior to the appointment.

Question 14

What precautions should be taken when removing a worn or broken amalgam restoration?

A) Place mercury collection gel on amalgam for 10 minutes before extraction.
B) Stand at least two feet away from patient with arms extended.
C) Use water with a high-speed handpiece.
D) Wear a specialized mercury face shield.

Question 15

In the dental office, what is the main route by which mercury gets into the body?

A) direct skin contact
B) inhalation of vapors
C) accidental needle stick
D) contact with mucus membranes