Sensation & Perception Flashcards
1
Q
What is the process by which sensory energy is transformed into a set of neural impulses that are sent to the brain for interpretation?
A
Transduction
2
Q
Define “absolute threshold”
A
The minimum amount of stimulation necessary for someone to detect a stimulus half of the time.
3
Q
Define “signal detection theory”
A
An approach to measuring thresholds that takes into account both the intensity of the stimulus and psychological biases for a more accurate assessment.
4
Q
This structure varies the amount of light that enters the eye.
A
Iris
5
Q
Opening where the light enters the eye.
A
Pupil
6
Q
Transforms light into a neural signal.
A
Retina
7
Q
Changing the shape of the lens of an eye is called…
A
Accommodation
8
Q
A
