#1
Which intraoral imaging technique provides a two-dimensional image of the entire dentition, including the upper and lower jaws?
Panoramic radiography
Periapical radiography
Bitewing radiography
Cephalometric radiography
#2
Which intraoral imaging technique is most commonly used to visualize the periapical region of a single tooth?
Panoramic radiography
Bitewing radiography
Periapical radiography
Cone-beam computed tomography (CBCT)
#3
Which intraoral imaging technique is commonly used to evaluate the alignment of teeth and their relationship to the jaws?
Panoramic radiography
Periapical radiography
Cephalometric radiography
Bitewing radiography
#4
Which intraoral imaging technique is commonly used to assess the bone levels around teeth and detect periodontal disease?
Panoramic radiography
Periapical radiography
Cone-beam computed tomography (CBCT)
Bitewing radiography
#5
What is the primary purpose of using a lead apron during intraoral radiography?
To stabilize the X-ray tube
To protect the patient from scattered radiation
To align the X-ray beam
To minimize image distortion
#6
In digital intraoral radiography, what is the function of a charge-coupled device (CCD)?
To convert X-rays into electrical signals
To produce X-rays
To magnify the image
To reduce radiation exposure
#7
What is the typical resolution range (in pixels) of intraoral sensors used in digital radiography?
500 x 500 to 1000 x 1000
1000 x 1000 to 2000 x 2000
2000 x 2000 to 3000 x 3000
3000 x 3000 to 4000 x 4000
#8
Which of the following intraoral imaging techniques is most suitable for detecting early interproximal caries?
Panoramic radiography
Periapical radiography
Bitewing radiography
Cone-beam computed tomography (CBCT)
#9
What is the purpose of using an aiming ring or device in intraoral radiography?
To stabilize the X-ray tube
To align the X-ray beam
To protect the patient's lips and cheeks
To calibrate the X-ray machine
#10
Which of the following factors affects the image contrast in intraoral radiography?
Milliamperage (mA)
Exposure time (s)
Kilovoltage (kVp)
Collimation
#11
What is the purpose of using an occlusal film in intraoral radiography?
To visualize the crown of the tooth
To evaluate the periodontal ligament
To assess the root structure
To capture the entire arch in a single exposure
#12
What is the main advantage of using digital intraoral sensors over traditional film-based radiography?
Higher resolution
Faster image acquisition
Lower initial cost
Reduced radiation exposure
#13
In digital intraoral radiography, what is the function of a scintillator?
To convert X-rays into visible light
To enhance image contrast
To capture X-ray images
To reduce radiation dose
#14
Which intraoral imaging technique is best suited for assessing the temporomandibular joint (TMJ) and surrounding structures?
Panoramic radiography
Periapical radiography
Cone-beam computed tomography (CBCT)
Bitewing radiography
#15
In digital intraoral radiography, what is the primary function of a digital image receptor?
To amplify X-ray photons
To convert X-rays into electrical signals
To enhance image contrast
To reduce image noise
#16
Which intraoral imaging technique is best suited for detecting mandibular fractures?
Panoramic radiography
Periapical radiography
Cone-beam computed tomography (CBCT)
Bitewing radiography
#17
In digital intraoral radiography, what is the function of an analog-to-digital converter (ADC)?
To reduce image noise
To convert X-rays into visible light
To enhance image contrast
To digitize electrical signals into digital data