Medication and vitamins enter the body through INGESTION
car exhaust and household cleaners enter the body through INHALATION
poison ivy and poison sumac enter the body through ABSORBATION
insect stings and hypodermic needles enter the body through INJECTION
let me know if you have any other questions
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Air pressure decreases as you get away from the earths surface
Nervous system since the brain is a part of the nervous system.
Answer:
false the medication needs to be taken untill it is no longer in their system
