Answer:
Naturally Acquired Passive Immunity
Explanation:
Naturally acquired passive immunity can be described as a type of immunity in which antibodies are transferred from the mother to the infant through placenta or through breast feeding. This type of immunity tends to protect the child until the child can develop his/her own immune system. However, this type of immunity is not life long and usually remains from a period of few weeks to 6 months.
The heart rate should be at least at 45 to 60 beats per minute after the chest compressions with ventilations started. It is because 45 to 60 is the correct beats when the individual is experiencing this kind of situation. If it exceed or is less, then he or she is in need of medical attention.
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