RADIOLOGY

Q: Which one of the following is the most preferred route to perform cerebral angiography?

(a) :  Transfemoral route
(b) :  Transaxillary route
(c) :  Direct carotid puncture
(d) :  Transbrachial route
(e) :  None of the above
Answer:  Transfemoral route
Explanation:  

Q: Best investigation for the detection of bone metastases is?

(a) :  X-ray
(b) :  CT Scan
(c) :  MRI
(d) :  Bone scan
(e) :  None of the above
Answer:  Bone scan
Explanation:  

Q: Most ionizing radiation among the following is?

(a) :  X rays
(b) :  Gamma rays
(c) :  Alpha rays
(d) :  Beta rays
(e) :  None of the above
Answer:  Alpha rays
Explanation:  

Q: Which of the following ultrasound marker is associated with greatest increased risk for Trisomy 21 in fetus:

(a) :  Echogenic foci in heart
(b) :  Hyperechogenic bowel
(c) :  Choroid plexus cysts
(d) :  Nuchal edema
(e) :  None of the above
Answer:  Nuchal edema
Explanation:  

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