MCQs on the Sensation

The cones of the retina

That humans are not visually sensitive to ultraviolet radiation suggests that sensory systems function as

Unpleasant stimuli may raise the threshold for recognition. This phenomenon is called

New mothers who are emotionally depressed take longer than non-depressed women to recognize pictures related to pregnancy, birth, and babies. This is an example of

Trichromatic theory states that there are three kinds of __________ in the eye.

In the eye, focusing is accomplished by

The frequency of a sound determines its

The process where the lens of the eye changes shape is called

The organ of hearing, where sensitive cells respond to auditory stimuli, is known as the

What sensory organs responsible for balance are also related to motion sickness?

Taste buds sensitive to sweet substances are found primarily on the __________ of the tongue.

A system is developed where a television camera produces an “image” of touch points applied to the back of a blind person. Such a system involves

Localization of function means that

The pain-killing effects of acupuncture may be related to

Melzack and Wall’s theory that some pain messages can block other pain messages is called

The stimuli for audition are

The final step (within the ear) required to convert vibrations into sound sensations is movement of the

Information processed below the normal level of awareness is called

Which sensory receptor is found in greatest numbers in the skin?

Neural circuits of many sensory systems