NEURO QUIZ 3

Front

Motivation

Back

• Processes that initiate, direct, and sustain goal-directed behaviour

• Determines which action is chosen and how vigorously it’s performed

• concept for how an individual’s past history and current state interact to modulate goal directed activity

Front

Motivation, reward and addiction are all about...

Back

driving behaviour

Front

Driving behaviour means...

Back

selecting the best/most appropriate behaviour for now and doing that

Front

4 broad categories of behaviours

Back

1. Reflex

2. Reaction

3. Action

4. Habit

Front

Characteristics of Reflex

Back

• Unconscious and automatic

• Typically hardwired – genetic

• Simple stimulus evoked response - motivation

• Simple mechanism using limited muscle groups or organs

• Unprepared, requires no experience

Front

Classical conditioning

Back

We can learn to associate the (unlearned, natural) response with a neutral stimulus via classical conditioning

• Classical conditioning is all about prediction

Front

2 kinds of reflex

Back

somatic reflexes

autonomic reflexes

Front

Somatic reflexes

Back

voluntary muscle - mostly protective

E.g. withdrawal reflex; blink reflex

Front

Autonomic reflexes

Back

smooth muscle, cardiac muscle, glands – mostly homeostasis

E.g. pupillary reflex; salivation refle

Front

Characteristics of reaction

(exclude what is like reflex)

Back

Require CNS control beyond simple sensory processing (invoves whole organism)

Species typical behaviours – e.g. defensive freezing