Health ! its for homework not an exam! if have a question put it in the "ask for details" tab< don"t ask a question in the answer box for just the points, you will be reported and you wont get the points. mark as brainliest if correct, and you'll recieve 50 points! good luck.

what effect does exercise have on the nervous system?

the answer is c.

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.

answer leukemia,lymphoma,aplastic anemia;