#1
Which of the following is a primary responsibility of a radiology technician?
Performing surgery
Interpreting lab test results
Operating imaging equipment
Prescribing medication
#2
Which of the following is a common hazard associated with working in radiology?
Electric shock
Chemical burns
Exposure to ionizing radiation
Loud noise
#3
Which of the following is NOT a typical duty of a radiology technician?
Positioning patients for imaging procedures
Analyzing blood samples
Maintaining imaging equipment
Administering contrast agents
#4
Which of the following is NOT a common type of radiology imaging equipment?
MRI machine
Gamma camera
Electrocardiograph
Fluoroscopy unit
#5
Which of the following is a primary responsibility of a radiology technician in a hospital setting?
Administering medication
Drawing blood for lab tests
Assisting in surgical procedures
Performing diagnostic imaging procedures
#6
What does 'RAD' stand for in the context of radiology?
Radiologic Assessment Device
Radiation Absorption Detector
Radiation Absorbed Dose
Radiation Assessment Directive
#7
What is the main purpose of a lead apron in radiology?
To protect the patient from radiation
To protect the radiology technician from radiation exposure
To enhance the quality of X-ray images
To provide comfort to the patient during the procedure
#8
Which imaging modality does not use ionizing radiation?
X-ray
CT scan
MRI
Ultrasound
#9
What is the purpose of the DICOM standard in radiology?
To regulate the use of contrast agents
To standardize the format for medical imaging data
To certify radiology technicians
To establish radiation safety protocols
#10
What is the purpose of a PACS system in radiology?
To manage patient scheduling
To store and retrieve medical images digitally
To train new radiology technicians
To regulate radiation exposure limits
#11
Which of the following imaging techniques uses radio waves and a strong magnetic field to create images of the body?
X-ray
CT scan
MRI
Ultrasound
#12
What is the purpose of collimation in radiography?
To enhance image contrast
To reduce scatter radiation
To increase the field of view
To improve spatial resolution
#13
What is the purpose of contrast agents in radiology imaging?
To reduce radiation exposure to the patient
To improve the visibility of certain structures or tissues
To sterilize the imaging equipment
To accelerate the imaging process
#14
Which of the following imaging techniques is most commonly used to detect fractures?
MRI
Ultrasound
CT scan
X-ray
#15
What does ALARA stand for in the context of radiology?
As Low As Reasonably Achievable
Absolute Level of Radiation Avoidance
Average Level of Radiation Assessment
Attenuation Limitation and Radiation Absorption
#16
What is the primary role of a radiology technician in fluoroscopy procedures?
Administering contrast agents
Interpreting MRI scans
Monitoring live X-ray images
Operating ultrasound equipment
#17
Which of the following is a potential long-term effect of radiation exposure for radiology technicians?
Nausea and vomiting
Cataracts
Fractures
Hearing loss
#18
Which of the following imaging modalities is best suited for visualizing soft tissues like the brain and spinal cord?
X-ray
CT scan
MRI
Ultrasound