Unit 4: Sensation & Perception Flashcards
Eleanor Gibson
Hubel & Wiesel
Ernst Weber
studied JND
Gustav Fechner
Expanded on weber’s thinking. Studied absolute threshold
Absolute threshold
The lowest level of stimuli that a person can detect
JND/ Just noticeable difference/ Difference threshold
the smallest difference difference between two stimuli
Weber’s law
The difference between the stimuli
Sensory adaptation
Constant unchanging information is ignored by resepotors
No response to stimuli
Sensory habituation
How the brain deals with Unchanging information. sensory receptors are still responding to stimuli
(ignoring air conditioning)
Selective attention
Ability to focus on one stimulus
Inattentional Blindness
When we focus on one thing we often fail to see whats right in front of us
Kinesthesia
Body’s sense of movement and position in space
movement and location of arms, legs, muscles, and joints
Proprioception
vestibular sense
Monocular depth cues - Linear perspective & Interposition
