At higher doses, can cause hallucinations, feelings of strength, seizure, and coma.

The answer is Phencyclidine or PCP. It was was developed in the 1950s as a general anesthetic for surgery. It’s no longer used now due to serious side effects. It could be any white powder, crystal, capsules, tablets, or liquid. Taking great dosages of PCP can result to seizures, coma, and death. But death more often came from accidental injury or suicide during PCP intoxication.

ketamine , dextromethorphan  & PCP - D. All of the above

Explanation:

no they are not always accurate because they can not give you a specific fortune reading they can not tell you exactly what’s gunna happen

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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