Ch. 5.3 - Drugs Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

psychoactive drugs

A

substances that affect thinking, behaviour, perception, and emotion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

short term effects of psychoactive drugs (6)

A
  • agnostic or antagonistic effects
  • amount of neurotransmitter released at synapse
  • preventing reuptake
  • blocking the receptor
  • binding to the receptor in place of the neurotransmitter
  • promote receptor formation/depletion
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

nucleus accumbens

A

prime area of activation when a person engages in pleasurable/rewarding behaviour

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

long term effects: tolerance (3)

A
  • repeated use if a drug resets in a need for a higher dose to get the intended effect
  • metabolic and cellular tolerance
  • down regulation
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

long term effects: physical dependence

A

need to take a drug to ward off unpleasant physical withdrawal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

long term effects: psychological dependence (2)

A
  • need to take a drug to ward off negative emotions

- no physical symptoms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

anticipatory drug effects (2)

A
  • experience with a drug changes response

- ex) marijuana

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

context-dependent overdoses (2)

A
  • rats given heroin injections in familiar or novel environments after building tolerance
  • anticipatory drug response
How well did you know this?
1
Not at all
2
3
4
5
Perfectly