?
the weakest amount of a stimulus that a person can detect half the time
What is absolute threshold?
touch, pressure, pain, and outside temperature?
What are Somesthetic senses?
the nerve that carries smell impulses from the nose to the brain
What is the Olfactory nerve
the organization of sensory information into meaningful experiences
What is Perception?
three semicircular canals that provide the sense of balance, located in the inner ear and connected to the brain by a nerve
What is the Vestibular system?
the smallest change in a physical stimulus that can be detected between two stimuli
WHat is difference threshold/JND?
Smell and taste are exmaples of..
What are Chemical senses?
the nerve that carries impulses from the inner ear to the brain, resulting in the perception of sound
What is an Auditory nerve?
ability to recognize distances and three-dimensionality?
What is Depth perception?
the study of people’s tendencies to make correct judgments in detecting the presence of stimuli
What is sensory adaption?
the principle that for any change (s) in a stimulus to be detected, a constant proportion of that stimulus (s) must be added or subtracted
What is Weber’s Law?
nerve that carries impulses from the retina to the brain
What is the Optic nerve?
what is the ability to discriminate properly between a figure and its background?
What is Figure-ground perception?
the innermost coating of the back of the eye, containing the light-sensitive receptor cells
What is the Retina?
the study of people’s tendencies to make correct judgments in detecting the presence of stimuli
What is Sensory adaptation?
Extrasensory perception
what is the ability to gain information by some means other than the ordinary senses?
What is Extrasensory perception?
neurons that are sensitive to light
What are Photoreceptors?
The point where the optic nerve exits the eye
What is a Blind spot?
perceptions that misrepresent physical stimuli
What are Illusions?
When some or all of a person’s cones do not function properly
What is a color deficiency?