Selective Attention 1

Question 1

What is selection

Answer 1

The prioritisation of a subset of information

Question 2

Why do we need selection

Answer 2

The brain receives information from multiple sensory systems and not all information is relevant at any one time. The physiological limits imposed by effector systems and capacity limits are associated with neural function and metabolism

Question 3

What does the physiology of visual system impose constraints on

Answer 3

On the type and amount of information observers obtain from the environment

Question 4

What is covert attention

Answer 4

When the brain attends to an object without moving the eyes towards that object

Question 5

What does it mean when something is exogenous

Answer 5

It means it is stimulus driven and involuntary. It has a fast rise time and inhibition of return

Question 6

What does it mean when something is endogenous

Answer 6

It means it is goal driven with a slow rise time and a long lasting bias

Question 7

What is selective attention

Answer 7

The act of focusing on a particular object for a while, simultaneously ignoring distractions and irrelevant information.