Prescriptions are required for some drugs because (1 point) some illnesses are serious and should be evaluated by a doctor. some prescription medicines are very powerful. prescriptions require that a doctor evaluate your needs. all of the above

Prescriptions are required for some drugs because:
all of the above

Lic insurance funds. also accident aware or hiv awareness​ campaign government control basis

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.