In order to properly stretch the hamstring during the active supine biceps femoris stretch, a client will need to contract which of the following during knee extension?
quadriceps

Which of the following must be cooked to 145º f? a. chicken and stuffing b. ground beef and eggs not served immediately c. beef roasts and seafood d. all of these must be cooked to 145° f.

What creates an electric force field that moves electrons through a circuit? a. energy sourceb. loadc. metal wiresd. resistance

Based on the chart, what are the three most effective methods to protect against pregnancy?