1. Which imaging modality is best for evaluating soft tissue structures in detail?
A) X-ray
B) Computed Tomography (CT)
C) Magnetic Resonance Imaging (MRI)
D) Ultrasound
Answer: C) Magnetic Resonance Imaging (MRI)
2. What does the acronym CT stand for in radiology?
A) Computed Tomography
B) Controlled Tomography
C) Clinical Tomography
D) Computerized Testing
Answer: A) Computed Tomography
3. Which of the following is a common use for ultrasonography?
A) Bone fractures
B) Tumor staging
C) Pregnancy monitoring
D) Brain imaging
Answer: C) Pregnancy monitoring
4. In which imaging modality is ionizing radiation used?
A) MRI
B) Ultrasound
C) X-ray
D) PET scan
Answer: C) X-ray
5. What is the primary advantage of using MRI over CT for certain conditions?
A) MRI has better spatial resolution
B) MRI does not use ionizing radiation
C) MRI is less expensive
D) MRI provides better bone detail
Answer: B) MRI does not use ionizing radiation
6. What type of contrast agent is commonly used in MRI scans?
A) Iodine-based
B) Barium sulfate
C) Gadolinium-based
D) Air
Answer: C) Gadolinium-based
7. Which imaging technique is most effective for detecting bone metastases?
A) MRI
B) X-ray
C) Ultrasound
D) CT scan
Answer: A) MRI
8. What is the primary indication for a PET scan in oncology?
A) To evaluate bone density
B) To assess tumor metabolism and staging
C) To examine joint spaces
D) To visualize soft tissue injuries
Answer: B) To assess tumor metabolism and staging
9. Which of the following is used to assess the presence of a foreign body in soft tissue?
A) CT scan
B) MRI
C) X-ray
D) Ultrasound
Answer: D) Ultrasound
10. What imaging modality is considered the gold standard for evaluating coronary artery disease?
A) MRI
B) Ultrasound
C) CT angiography
D) X-ray
Answer: C) CT angiography
