Essay on Forensics Review Notes

Submitted By cpoorman
Words: 406
Pages: 2

(2.) Drugs such as alcohol, heroin, amphetamines, barbiturates, and cocaine can lead to a (high) degree of psychological dependence with repeated use.
(3.) The development of (physical) dependence on a drug is shown by with drawl symptoms such as convulsions when the user stops taking the drug.
(7.) Narcotics are analgesics that depress the central nervous system.
(13.) Drugs that cause marked alterations in mood, attitude, thought process, and perceptions are called hallucinogens.
(20.) Alcohol (depresses) the central nervous system.
(31.) Cocaine is a powerful central nervous system depressant. False
(1.) The individual could possibly be smoking marijuana. The reason I think this is because marijuana is a non-side effect drug when an individual chooses to stop abusing the drug.
(4.) A couple ways to find out what kind of drug you are dealing with is to perform a color test or a spectrophotometry test. They are both ways to identify an unknown drug substance.
Mouse Party:
Mouse 1- Ecstasy
Ecstasy mimics serotonin and is taken up by serotonin transporters. Ecstasy is more readily taken up by serotonin itself.
The interaction with ecstasy alters the transporter. The transporter becomes temporarily confused and starts to do its job in reverse. The transporter starts transporting serotonin out of the cell.
The excess serotonin becomes trapped in the synaptic cleft. As a result, it binds again and again to the receptors, over stimulating the cell.
Ecstasy affects serotonin pathways responsible for mood, sleep, perception and appetite. Ecstasy also indirectly reacts with the reward pathway. The excess serotonin stimulates a milder release of dopamine along the reward pathway giving ecstasy slightly addictive properties.
Mouse 2- Alcohol
When alcohol enters the brain it delivers a…