RDA Work Environment and Conditions 2

Question 1

Which federal agency sets occupational safety and health standards that apply to dental offices?

Accepted Answer

OSHA

Answer

CDC

Answer

FDA

Answer

EPA

Question 2

An RDA notices a frayed electrical cord on the dental unit. The correct immediate action is to:

Accepted Answer

Report it to the dentist and take the unit out of service

Answer

Tape the cord temporarily and continue use

Answer

Replace the cord yourself between patients

Answer

Continue using it carefully until the end of the day

Question 3

Proper ventilation in a dental operatory is important primarily to:

Accepted Answer

Reduce airborne contaminants and chemical vapors

Answer

Keep patients comfortable during long procedures

Answer

Lower the room temperature for staff comfort

Answer

Decrease noise levels from handpieces

Question 4

The OSHA Hazard Communication Standard requires dental offices to maintain Safety Data Sheets (SDS) for:

Accepted Answer

All hazardous chemicals used in the workplace

Answer

All prescription medications dispensed to patients

Answer

Only chemicals purchased in the last 12 months

Answer

Chemicals costing more than $50 per container

Question 5

To minimize musculoskeletal strain, an RDA should position the patient so that:

Accepted Answer

The operative field is at the operator's elbow height

Answer

The patient is fully upright for all procedures

Answer

The chair is at its lowest position to prevent patient falls

Answer

The patient's head is elevated above the operator's shoulders

Question 6

Which of the following is a common ergonomic risk factor for dental assistants?

Accepted Answer

Sustained awkward postures during procedures

Answer

Rotating job tasks throughout the day

Answer

Using properly adjusted operator stools

Answer

Taking scheduled micro-breaks between patients

Question 7

When a dental office uses nitrous oxide sedation, what environmental control is essential to protect staff?

Accepted Answer

A scavenging system to remove waste gases

Answer

UV sterilization lamps in the operatory

Answer

Negative pressure rooms for all procedures

Answer

Daily air quality testing with chemical badges