Which radiologic procedure uses x-rays to create many individual, ...

[urbanoutfitters]

Which radiologic procedure uses x-rays to create many individual, closely spaced images (slices).
 
  A) LP
  B) CT scan
  C) PET scan
  D) ICP

Question 2

All arteries have smooth muscle in their walls. When this smooth muscle contracts, the lumen of the artery decreases in size. This process is called ________.
 
  Fill in the blank(s) with correct word

[ynlevi]

Answer to Question 1

B
Explanation: A) Lumbar puncture (LP) does not use x-rays and does not create images.
B) Correct
C) A PET scan uses a radioactive tracer, not a contrast dye, to create images.
D) Intracranial pressure (ICP) is a symptom, not a radiologic procedure.

Answer to Question 2

vasoconstriction