Radiology Chapter 38 Verified Questions with CORRECT Answers (Grade A+)
Question 1:
The uses of dental images include detection of:
Answer:
bone loss in its early stages
Question 2:
exposure to radiation:
Answer:
no matter how small, has the potential to cause harmful biologic changes
Question 3:
the x-ray was discovered on november 8, 1895, by:
Answer:
Wilhem Conrad Roentgen
Question 4:
the dentist who is credited with the first practical use of radiographs in dentistry in 1896 is:
Answer:
Edmund Kells
Question 5:
Anything that occupies space and has a form or shape is:
Answer:
matter
Question 6:
which of the following statements is true concerning the structure of the atom
Answer:
the orbital path of an electron around the nucleus is called an electron shell.
, Question 7:
in dentistry the _______ the wavelength of the x-rays, the greater their energy and their usefulness.
Answer:
shorter
Question 8:
which component of the x-ray machine functions in positioning the tubehead?
Answer:
extension arm
Question 9:
the heart of the x-ray generating system is the:
Answer:
x-ray tube
Question 10:
Secondary radiation:
Answer:
Refers to x-radiation that is created when the primary beam interacts with matter.
Question 11:
which of the following structures will appear radiopaque on dental x- ray film?
Answer:
metal restortions
Question 12:
the term_____ is used to describe areas that appear dark on the image; _______ is the term used to
describe areas that appear white or light gray.
Answer:
radiolucent; radiopaque
Question 1:
The uses of dental images include detection of:
Answer:
bone loss in its early stages
Question 2:
exposure to radiation:
Answer:
no matter how small, has the potential to cause harmful biologic changes
Question 3:
the x-ray was discovered on november 8, 1895, by:
Answer:
Wilhem Conrad Roentgen
Question 4:
the dentist who is credited with the first practical use of radiographs in dentistry in 1896 is:
Answer:
Edmund Kells
Question 5:
Anything that occupies space and has a form or shape is:
Answer:
matter
Question 6:
which of the following statements is true concerning the structure of the atom
Answer:
the orbital path of an electron around the nucleus is called an electron shell.
, Question 7:
in dentistry the _______ the wavelength of the x-rays, the greater their energy and their usefulness.
Answer:
shorter
Question 8:
which component of the x-ray machine functions in positioning the tubehead?
Answer:
extension arm
Question 9:
the heart of the x-ray generating system is the:
Answer:
x-ray tube
Question 10:
Secondary radiation:
Answer:
Refers to x-radiation that is created when the primary beam interacts with matter.
Question 11:
which of the following structures will appear radiopaque on dental x- ray film?
Answer:
metal restortions
Question 12:
the term_____ is used to describe areas that appear dark on the image; _______ is the term used to
describe areas that appear white or light gray.
Answer:
radiolucent; radiopaque
