Day 4 - S&P - Intro, Vision, Hearing, Vestibular

Front

What is the bottom-up process in which we receive and relay stimuli?

Back

sensation

Front

What is the top-down process in which our brains organize and interpret information?

Back

perception

Front

What is a change in the environment that causes a sensation?

Back

stimulus

Front

What is the absolute threshold of sensation?

Back

the minimum stimulation needed to register a particular stimulus 50% of the time

Front

What is sensory adaptation?

Back

when you receive constant stimulation and your senses adjust

Front

What is Weber's Law?

Back

It describes how the percentage of change is important when considering the difference threshold.

Front

Which part of the eye contains receptors that translate an image into neural impulses?

Back

retina

Front

Which receptors are used for detecting colors and fine details?

Back

cones

Front

Which receptors are used for our peripheral vision and low light conditions?

Back

rods

Front

According to Young-Helmholtz Trichromatic Theory, what are the colors registered by the retinal receptor cones?

Back

red, green, blue