The answer to this is a bit simple it would be B. X-ray scanners, because doctors use x-rays to tell when a bone is cracked, splintered, or broken.
Answer:
It checks heart rhythm.
Explanation:
Used one of these on a test dummy, it's heart rhythm was flat-line.
Answer: E!!!! and A
Explanation: Optician are to do eye glasses to correct eyesight, BUT, Opticians need prescriptions given from a Optometrist.
Answer:
Because Each type of blood cell made by the bone marrow .