Sensation and Perception Flashcards
1
Q
sensory
A
= receival of sensory info
- vision
- sound
- smell – olfaction
- taste – gastation
- touch
2
Q
retina
A
- back of the eye
- connected to the visual nerves
3
Q
Rod and Cone cells
A
Rod = sensitive to light intensity
cone = sensitive to colour
- located in fovea only
- less
4
Q
Bi-polar cell
A
- opposed colour deteced
5
Q
Trichromatic Theory
A
- based on Cone cells (3 types)
- idea that there are 3 basic colours:
green/blue/red - explain Coloublindness
6
Q
Opponent-process Theory
A
- based on bi-polar cell
- idea that there are 3 opposite colour
black/white; red/green; blue/yellow - explain Afterimage
7
Q
Sound wave function
A
- frequency = pitch
- amplitude = loudness
- complexity = timbre
8
Q
Cochlea
A
- located at the inner ear
- convert vibration into signals to audio nerves
9
Q
Olfactory bulb
A
- located in nasal capacity
- generate neural signals to sensory nerves
10
Q
taste bud
A
- located on the tongue
- send signals to the gastaroty nerves
11
Q
skin
A
- collect sensory info
12
Q
phantom limb
A
- illusion of the existence of a non-physically existed limb
13
Q
Nociceptors
A
mood and expectation affect pain
14
Q
perception
A
mental process of making sensory meaningful
15
Q
perceptual constancy
A
= ability to recognise constancy under different situation
- size/shape/colour
