If the drowning/near drowning incident takes place in fresh water and the victim
remains in the water, as the person loses consciousness, the laryngeal muscles
relax allowing water into the lungs where it is absorbed into the _____________.
In a fresh water drowning/near drowning, the fresh water in the victim's body
causes _________________ and changes in ___________________ chemistry
which can cause __________________________.
In a salt water drowning/near drowning, fluid is drawn from the bloodstream into
the _________ causing congestion of the ___________, or the victim may go
into shock and drown in his own ______________________ ___________.
If the incident takes place in cold water, there are two considerations not present
in fresh or salt water drowning/near drownings: hypothermia and
The condition of hypothermia means that ______________________________
The ___________________, first discovered in sea-going mammals, operates
when the incident takes place in cold water. The victim's _____________ slows
and the arteries reroute the blood to the __________, ________, and ________.
Survival time is extended because the blood rerouting results in _____________
If the incident occurred in shallow water or when the person was diving, consider
that the victim may have _____________________________ injuries.