Motivation, Behavioural Needs and Adaptive Behaviour

Question 1

Motivation describes what behavioural characteristics?

Answer 1

• action selection (initiation, switching)
• Behavioural vigour

Question 2

Why do behaviours stop and continue?

Answer 2

• negative consequence
• motivational competition
  positive feedback

Question 3

What does the Hughes and Duncan (1988) model of motivation look like?

Answer 3

Organism variables drive motivation causing appetite behaviour and consummatory behaviour, this can lead to more motivation or functional consequences

Question 4

What is the Lorenz Psychohydrolic model for motivation?

Answer 4

• doesn’t explain all behaviours - aggression
• doesn’t account for positive feedback hysteresis
• behaviours are always performed at a high intensity

Question 5

What is incetive salience (model) -

Answer 5

Motivation stems from the perceived reward level of substrate
- Affected by internal and external factors

Question 6

Neurochemistry for motivation - what is dopamines role?

Answer 6

-activity of the mesoaccumbens pathway of the brain

Question 7

Motivation and how it affects behavioural needs ?

Answer 7

• precocity (increased inateness - higher motivation for species specific behaviours)
• adaptability