NVCC RAD 105 Final
Comprehensive Resource To Help You Ace
2026-2027 Includes Frequently Tested
Questions With ELABORATED 100% Correct
COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. The two types of digital systems include:
A. Wired CCD and Wireless PCC
B. Wired CDD and Wireless PCP
C. Wired CDD and Wireless PCC
D. Wired CCD and Wireless PSP - ANSWER D. Wired CCD and
Wireless PSP
2. The distance between the crest of one photon wave and the next is called:
A. Wavelength
B. Neutron
C. Atom
D. Sonar - ANSWER A. Wavelength
3. The Wavelength with a low frequency and a low energy is:
A. Sonar
B. Long
, C. Short
D. Angstroms - ANSWER B. Long
4. The Wavelength with a high frequency and a high energy is:
A. Sonar
B. Long
C. Short
D. Angstroms - ANSWER C. Short
5. What are the wavelengths desired in dental radiographs?
A. Short Wavelengths (Hard Radiation)
B. Long Wavelengths (Soft Radiation)
C. Grenz Rays
D. Radio - ANSWER A. Short Wavelengths (Hard Radiation)
6. What type of radiation scatters in all directions and therefore presents the
most serious danger to the operator?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER B. Scatter
7. What type of radiation is the central beam that comes from the x-ray tube
head that produces the diagnostic image on the x-ray film?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER C. Primary
,8. What type of radiation escapes in all directions from the tube head that are
not useful to the diagnostic process?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER D. Leakage
9. What type of radiation is often transmitted into longer wavelengths that
lose their energy?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER A. Secondary
10.The function of the raid (embossed) dot on the surface of the film is to
determine
A. Correct Film placement for bitewing radiograph
B. Maxillary and mandibular arches
C. The right and left side of the mouth
11.d. Correct film placement for panoramic radiographs - ANSWER C. The
right and left side of the mouth
12.A foreshortened image on a dental radiograph is most likely caused by:
A. Excessive vertical angulation
B. Insufficient vertical angulation
C. Excessive horizontal angulation
D. Insufficient horizontal angulation - ANSWER A. Excessive vertical
angulation
, 13.Which of the following anatomical structures would appear radiopaque on
a processed radiograph?
A. Pulp
B. Enamel
C. Sinus
D. Foramen - ANSWER B. Enamel
14.Darkroom infection control guidelines may include:
A. Barriers placed on counter tops
B. Change gloves or use over-gloves
C. After all of the films are in the processor, wash and dry hands
D. All of the above - ANSWER D. All of the above
15.The collar on a lead apron reduces the dose of radiation to the;
A. Thymus Gland
B. Parathyroid Gland
C. Thyroid Gland
D. Parotid gland - ANSWER C. Thyroid Gland
16.The X-ray film packet filter that prevents film fog is usually made of:
A. Copper
B. Aluminum
C. Lead Foil
D. Stainless steel - ANSWER C. Lead Foil
17.Whether using the manual or automatic processing techniques, improper
handling can result in:
Comprehensive Resource To Help You Ace
2026-2027 Includes Frequently Tested
Questions With ELABORATED 100% Correct
COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1. The two types of digital systems include:
A. Wired CCD and Wireless PCC
B. Wired CDD and Wireless PCP
C. Wired CDD and Wireless PCC
D. Wired CCD and Wireless PSP - ANSWER D. Wired CCD and
Wireless PSP
2. The distance between the crest of one photon wave and the next is called:
A. Wavelength
B. Neutron
C. Atom
D. Sonar - ANSWER A. Wavelength
3. The Wavelength with a low frequency and a low energy is:
A. Sonar
B. Long
, C. Short
D. Angstroms - ANSWER B. Long
4. The Wavelength with a high frequency and a high energy is:
A. Sonar
B. Long
C. Short
D. Angstroms - ANSWER C. Short
5. What are the wavelengths desired in dental radiographs?
A. Short Wavelengths (Hard Radiation)
B. Long Wavelengths (Soft Radiation)
C. Grenz Rays
D. Radio - ANSWER A. Short Wavelengths (Hard Radiation)
6. What type of radiation scatters in all directions and therefore presents the
most serious danger to the operator?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER B. Scatter
7. What type of radiation is the central beam that comes from the x-ray tube
head that produces the diagnostic image on the x-ray film?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER C. Primary
,8. What type of radiation escapes in all directions from the tube head that are
not useful to the diagnostic process?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER D. Leakage
9. What type of radiation is often transmitted into longer wavelengths that
lose their energy?
A. Secondary
B. Scatter
C. Primary
D. Leakage - ANSWER A. Secondary
10.The function of the raid (embossed) dot on the surface of the film is to
determine
A. Correct Film placement for bitewing radiograph
B. Maxillary and mandibular arches
C. The right and left side of the mouth
11.d. Correct film placement for panoramic radiographs - ANSWER C. The
right and left side of the mouth
12.A foreshortened image on a dental radiograph is most likely caused by:
A. Excessive vertical angulation
B. Insufficient vertical angulation
C. Excessive horizontal angulation
D. Insufficient horizontal angulation - ANSWER A. Excessive vertical
angulation
, 13.Which of the following anatomical structures would appear radiopaque on
a processed radiograph?
A. Pulp
B. Enamel
C. Sinus
D. Foramen - ANSWER B. Enamel
14.Darkroom infection control guidelines may include:
A. Barriers placed on counter tops
B. Change gloves or use over-gloves
C. After all of the films are in the processor, wash and dry hands
D. All of the above - ANSWER D. All of the above
15.The collar on a lead apron reduces the dose of radiation to the;
A. Thymus Gland
B. Parathyroid Gland
C. Thyroid Gland
D. Parotid gland - ANSWER C. Thyroid Gland
16.The X-ray film packet filter that prevents film fog is usually made of:
A. Copper
B. Aluminum
C. Lead Foil
D. Stainless steel - ANSWER C. Lead Foil
17.Whether using the manual or automatic processing techniques, improper
handling can result in:
