The best time to weigh yourself is in the
a. morning after you exercise.
b. morning after you urinate.
c. afternoon before lunch and exercise.
d. evening just before you go to bed.

B. Morning after you urinate

Unlike  ct scans, which use x-rays,  mri scans  use powerful magnetic fields and radio frequency pulses to produce detailed pictures of organs, soft tissues, bone and other internal body structures.  differences between  normal and abnormal tissue is often clearer on an  mri  image than a  ct.you can see more with a mri scan. for example on an mri you can see internal bleeding.