sensation and perception
What is Sensation?
Is the stimulation of sensory receptors and the transmission of sensory information to the central nervous system.
What is light
Light is electromagnetic energy. The electromagnetic spectrum is made up of light that is visible to humans and light that is not.
What prats of the ear are damaged, deafness can occur?
Damage to any part of the ear can lead to hearing loss.
How do our bodies deal with changing pressure and temperature?
After a while, our bodies adapt to changes in temperature and pressure.
What is Closure?
Closure is the tendency to perceive a complete or whole figure even when there are gaps in what your senses tell you.
What is Sensory Adaptation?
Is the process by which we become more sensitive to weak stimuli and less sensitive to unchanging stimuli.
What are the main colors of the spectrum
Red, orange, yellow, green, blue, indigo, and violet
What is Conductive Deafness?
Conductive deafness occurs because of damage to the middle ear, which is the part that amplifies sound.
What is the gate theory?
Pain suggests that only a certain amout of imformation can be processed by nervous system at a time.
What is Proximity?
Proximity is the nearness of objects or figures to each other.
What is Perception
Is the psychological process through which we interpret sensory stimulation.
What is The Blind Spot?
When light hits the point where the optic nerve leaves they eye, the eye registers nothing because that area lacks photorecptors.
How do we hear sound
Changes in air pressure that result from vibration.
How do our bodies deal with changing pressure and temperature?
After a while, our bodies adapt to changes in temperature and pressure.
What is Continuity?
The law of continuity says people usually perfer to see smooth, continous patterns rather than disrupted ones.
What is Absolute Threshold?
Is the weakest amount of a stimulus that can be sensed.
What is Visual Acuity?
Visual Acuity is the sharpness of vision.
What is Sensorineural Deafness
Sensorlineural deafness occurs when sounds of certain frequencies are not heard.
What are the four basic tatse qualities?
Sweet, salty, sour, and bitter
What is common fate?
The law of common fate says people assume things have the same purpose when they are part of the same group.
What is Difference Thereshold?
The minimum amount of difference that can be detected between two stimuli is knows as the difference threshold.
In what way is the eye like a camera?
As in a camera, light enters an opening; in the eye, it is the pupil, which adjusts sutomatically to the light. The lens adjust to the distance of objects, a clear image is projected, and then the retina acts like the flim in a camera.
What is the three parts ear has?
The outer ear, the middle ear, and the inner ear.
How do you Smell?
The receptors send information about the odors to the brain via the olfactory nerve.
What is Size Constancy?
The tendency to perceive an object as being of one size no matter how far away the object is.