What is not a method for towing a victim to safety?

 Drugs that increase the actions of norepinephrine and/or serotonin by keeping them in synapses longer are most likely used to treat 

Who keeps the guideline tight between placement and retrieval?

 Acidosis is a pH of arterial blood 

Why is it always best if the Rescue Diver can facilitate the diver to perform a self-rescue?

Who  is the last diver to leave the cavern/wreck?

 Migraine results from 

 Water balance and electrolyte balance are interdependent because 

 Presynaptic neurons release neurotransmitters by ______________. 

 _________ support the axon from within.