Which of the following is found in modern medicine, but not in ancient medicine? X-ray machines scalpels forceps MRIs catheters

Jared is sufffering from a problem on one knee. his doctor suspects nerve damage. what can jared's doctor test to confirm whether jared has a damaged nerve?

During his workout yesterday, anthony pushed himself by lifting heavier weights. today he is feeling good, but his muscles are sore. what principle is at work in this situation? a. specificity b. progression c. overload d. reversibility

What are your thoughts on nonhuman trials? do you feel that testing should be done on animals? what are the advantages and disadvantages with nonhuman trails?