Den 112- Dental Radiography- Week 1 Review

What is radiation?

• a. a form of energy carried by waves or streams of particles.

• b. a beam of energy that has the power to penetrate substances and record image shadows on a receptor.

• c. a high-energy radiation produced by the collision of a beam of electrons with a metal target in an x-ray tube.

• d. a branch of medicine that deals with the use of x-rays.

What is a radiograph?

• a. a beam of energy that has the power to penetrate substances and record image shadows on a receptor.

• b. an image or picture produced on a receptor by exposure to ionizing radiation.

• c. the art and science of making radiographs by the exposure of an image receptor to x-rays.

• d. a form of energy carried by waves or a stream of particles.

Who is credited with the discovery of x-rays?

• a. Heinrich Geissler

• b. Wilhelm Conrad Roentgen

• c. Johann Hittorf

• d. William Crookes

When dental images are properly prescribed, exposed, and processed, the benefit of disease detection ____________ the risk of small doses of x-radiation.

• a. is considered equal

• b. far outweighs

Which member(s) of the dental team can be a dental radiographer?

• a. dentist

• b. Dental hygienist

• c. dental assistant

• d. all of the above

• e. b and c only

Which of the following would you need in order to perform efficient, accurate dental imaging procedures on your patients?

• a. Sufficient knowledge and technical skills

• b. Technical skills

What is a pathogen?

• a. any microorganisms.

• b. bacteria but not viruses.

• c. viruses but not bacteria.

• d. microorganisms capable of causing disease.

Which of the following is a beam alignment device?

• a. The Rinn XCP

• b. The stabe bite-block

Reusable receptor holders must be _________________ after each use.

• a. disinfected

• b. sterilized

Infection control is critical in your dental operatory because pathogens can be transmitted easily through which of the following:

• a. your patient to you.

• b. you to your patient.

• c. from one patient to another patient.

• d. a and b

• e. all of the above