Chapter 6: Effects on Human Behaviour and Performance

Question 0

Perception, Ethanol Decreases what four things???

Answer 0

• visual acuity(decreased CFF threshold aka critical flicker fusion)
• peripheral vision
• sensitivity to taste and smell
• pain sensitivity

Question 1

Subjective Effects?

• Stimulant effect while BACs are rising = what type of feelings
• Negative effects while BACs are falling= ? 3 things
• Increased aggression is due in part to?

Answer 1

• positive feelings (not seen in everyone )
• sedation,anger or depression
• reduced inhibition

Question 2

Task Performance

1. Effects vary with dose and task difficulty, the more ____ the task the _____ the impairment
2. Under high stress conditions, performance may actually _____ as anxiety is ____.
3. Motivation can affect performance: Vogel-sprott (1992) showed that monetary ______ could cause subjects to overcome some ____ in task performance.
4. Fine motor skills are _____ and reaction time is ____.

Answer 2

1. complex, greater
2. improve, reduced
3. incentive, deficits
4. impaired, delayed

Question 3

Memory issues?

1. Inference with the _______ of new memories predominates, primarily during ____ BACs.
2. Impairments correspond with ___ activity in dorsolateral _____ and anterior __________.
3. Partial amnesia (primarily retrieval failure): also called _____ or ____.
4. _______ (storage failure) for events occurring during a period of extreme intoxication: ____.

Answer 3

1. formations, falling
2. lower, prefrontal, cingulate cortices
3. fragmentary blackout or greyout
4. Total amnesia, blackout

Question 4

Effects on driving???

1. Performance affected at _____mg per 100ml. (starting point depending on prior exp)
2. All brain regions involved in driving are _____. Including regions implicated in what 3 things.
3. What else greatly increases ethanols detrimental effect?
4. Graphs showing the relationship between BACs and fatal accidents only plot ____, not taking into account factors like what two things in ethanol consumption.

Answer 4

1. 50-80
2. error monitoring, attentional processes, and decision making.
3. divided attention
4. mean, age and long-term

Question 5

Disinhibition and behaviour control?

1. Ethanol can disregard for what three things?

Answer 5

1. personal risk, social norms, long term consequences in favour of short term gratification

Question 6

An example of inhibition failure would be in a GO-STOP TASK, subjects with a moderate dose of ethanol responded ____ to the go signal, but had ______ halting the response when a stop signal immediately followed the go signal.

Answer 6

-accurately , difficulty