Explain a proper workout session with the time allotment for: warm up: exercise: cool down: muscle toning:

Warm up 10 minutes
Cool down 10 minutes
Your weightlifting session is based on style of training. If doing hypertrophy type work the 45 minutes to an hour. If you're doing strength training then it can take up to 2 hrs. Hypertrophy being 8-12 rep range with 30 sec to 45 sec rest and strength training being 3-5 reps with anywhere up to 3 to 5 min rest. Or course training could determine the length of warm up and cool down

Ibelieve the correct answer is  stratum  lucidum.

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.