Sensation & Perception Flashcards
1
Q
What is sensation?
A
A stimulus detection
2
Q
What is bottom-up processing?
A
Starts at sensory preceptors and goes up to brain
3
Q
Top-down processing
A
Perceiving things based on prior experience and knowledge
4
Q
What is the absolute threshold?
A
Detecting stimulus half the time
5
Q
What is signal detection theory?
A
Predicts when we detect signals through noise
6
Q
What is perceptual set?
A
assumptions that affect what we hear, smell and taste
7
Q
What is opponent process theory?
A
Our ability to perceive colour is controlled by three receptors
8
Q
What is a bistable image?
A
Visual stimuli allows two different perception
9
Q
Olfaction?
A
Smells via receptors
10
Q
Mcgurk effect?
A
Seeing one thing being said but hearing another makes something else
