Exam 5: Sensation and Perception

The eyes detect different colours by using the _______.

Hearing begins when sound waves bump against the _______.

When Ann went to her doctor,he gave her a hearing test.During the test,the doctor presented tones to Ann through earphones.The tones varied only along the loud-soft dimensions (from very loud to very soft).The doctor asked Ann to raise her hand whenever she heard a sound.The doctor was testing Ann's _______.

A dichromat _______.

The outer ear is also known as the _______.

The four primary taste sensations are sweet,bitter,sour,and _______.

________ are receptors that are best for seeing details.

Light receptors that see best at night are the _______.

The trichromatic receptor theory explains how different colour receptors in the eye combine to produce colour vision.However,this theory does NOT explain:

The _______ states that we see an object's size as constant even if the object's distance from us changes.

Which type of information helps with depth perception?

As sounds become louder,their ______ increases.

Texture gradient refers to the fact that texture appears to become _______.

Humans hear sounds ranging from 16 to ______ hertz.

Our tendency to see objects as relatively stable and unchanging despite changing sensory information is called perceptual __________.

For humans,the ability to _______ is probably the most important sense.

According to Weber's law,how many grams would have to be added to a 150-gram weight to get a just noticeable difference?

"Sensation is to _______ as perception is to _______."

Which type of receptor cell is associated with seeing colours?

Axons from the nerve cells in the nose carry messages directly to the __________ of the brain.