The significance in thickness between the two is due to the different amount of pressure exerted on the walls of the heart. The left ventricle has a thicker wall because the blood must be pumped throughout the entire body (oxygenated blood), unlike the right ventricle, where blood is pumped simply to the lungs to be oxygenated (pulmonary system).
Answer:I just took test chef a is incorrect
Explanation:
If there is no response and not breathing or not breathing normally, position the infant on his or her back and begin CPR. Give 30 gentle chest compressions at the rate of 100-120/minute. Use two or three fingers in the center of the chest just below the nipples.
source :CPR Instructions For Infants and Small Children
depts.washington.edu/learncpr/infantcpr.html
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