AP PSYCHOLOGY

Detailed explanation-1: -Prescription CNS depressants act on the brain by increasing activity of GABA, a chemical that slows brain activity. People who start taking prescription CNS depressants usually feel sleepy and uncoordinated at first. They can also have poor concentration, confusion, lowered blood pressure, and slowed breathing.

Detailed explanation-2: -Depressants will induce sleep, relieve anxiety and muscle spasms, and prevent seizures. Barbiturates are older drugs and include butalbital (Fiorina®), phenobarbital, Pentothal®, Seconal®, and Nembutal®.

Detailed explanation-3: -In small doses, they can cause a person to feel more relaxed and less inhibited. In larger doses they can cause drowsiness, vomiting, unconsciousness and death.

Detailed explanation-4: -A type of drug that slows down brain activity, which causes the muscles to relax and calms and soothes a person. Central nervous system depressants are used to treat insomnia (trouble sleeping), anxiety, panic attacks, and seizures.

Detailed explanation-5: -A depressant, or central depressant, is a drug that lowers neurotransmission levels, which is to depress or reduce arousal or stimulation, in various areas of the brain. Depressants are also colloquially referred to as downers as they lower the level of arousal when taken.