Hydrate ur tounge is cracked cuz ur not drink enough water
true. Nicotine patches have been shown to improve patients states of depression, but only in short term.
Answer:
Cardiopulmonary resuscitation
Explanation:
Answer:
but you have not shown us the pictures..
Answer:
The skin
Digestive tract
Vagina
Mucous membrane
Explanation:
The skin prevents microbes from entering the body
Digestive tract e.g. stomach acid is a natural defence mechanism
The vagina is acidic and this prevents harmful bacteria from growing with it's own flora.
Mucous membranes e.g. lining of the mouth, nose, eyelids are all defense mechanisms.