Week 9

Question 1

What is a psychoactive substance?

Answer 1

A substance that alters mood, behaviour or both

Question 2

What is substance use?

Answer 2

Taking moderate amounts of a substance in a way that doesn’t interfere with functioning

Question 3

What is polysubstance use?

Answer 3

Using multiple substances

Question 4

What is substance intoxication?

Answer 4

Physical reaction to a substance (e.g. being drunk). Influenced by how much is taken, biological reaction i.e. impairment, mood changes

Question 5

What is substance abuse?

Answer 5

Formerly a disorder in the DSM - no longer.

Use that interferes with life functioning > a maladaptive pattern of substance use leading to clinically sig impairment or distress as manifested by one or more symptoms occurring at any time in a 12 month period.

Question 6

What is substance dependence?

Answer 6

Formerly a disorder in the DSM - no longer

A maladaptive pattern of substance use, leading to clinically sig impairment or distress as manifested by three or more symptoms occurring any time in a 12 month period > more severe

Question 7

What is substance use disorder?

Answer 7

Current disorder in the DSM. At least two symptoms in the last year that interfered with life of bothered the patient a great deal.

This disorder can develop when when drug is not being used for intoxicating purposes i.e. benzodiazepines for insomnia treatment

Question 8

What is physiological dependence?

Answer 8

Two conditions:
tolerance > needing more of a drug to obtain same effect
withdrawal > physically responding negatively when a drug is no longer taken

Question 9

What is addiction?

Answer 9

Can be defined by either physiological dependence but also drug seeking behaviour i.e. spending too much money on a particular substance