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
It's hard for people to get help for themselves because they are embarrassed or afraid. Many people are scared of being judged or getting rejected so they don't want to get help. If someone asks them if they need help, they might say yes but otherwise, they wouldn't ask unless they know that nothing would happen to them, but even then, they would rather not ask.
<u><em>Digestive</em></u> is a system prepares food for absorption into the bloodstream.So the answer for your question is Digestive.
Hope this helps:)
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