Arise in the blood levels of follicle-stimulating hormone at the beginning of the ovarian cycle is responsible for

"air pollution" is the correct answer i believe

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.

The answer is d.sarcomas,hope my answer is to you : )

Quizlet me pass