The intensity of a sensation is proportional to the ________ of impulses received by sensory areas of the cerebrum.
frequency
Pitch of a sound wave is dependent on the ______ of the wave, while the volume is dependent on __________.
frequency; amplitude
Light rays entering the eye are first bent by the ________ and finely focused on the retina by the _________.
cornea; lens
The auditory ossicles, the malleaus, incus, and stapes are located in the
middle ear.
The actual receptors for taste are the ___________ located within the _________.
chemoreceptors; taste hairs
A woman applies perfume and immediately detects the scent. But after a short time, she cannot detect the scent. Why does this occur?
Olfactory receptors have become adapted and no longer form impulses
The receptors for sound stimuli are located in the
cochlea.
Because a chemical we will smell needs to diffuse into the fluid surrounding the olfactory receptors, which of the following substances would not be able to be detected?
lipids
Sound stimuli are transmitted from the tympanic membrane to the oval window by the
ear ossicles.
The outer layer of the eye consists of the _______ and ________.
