Chemicals
what chemical creates the taste of sweet?
sucrose
what do photoreceptors sense?
light
hair cells bend allowing K+ channels to diffuse into hair cells
how do you depolarize a hair cell
inner ear; senses sound
cochlea
layer of photoreceptors within the eye
what is a retina
what chemical creates the taste of umami?
glutamates (proteins)
experiencing pain in one body part, but feeling it in a different body part.
what is referred pain
fluid lagging behind, pushing on the cupula
what bends hairs on hair cells in the semi-circular canals
inner ear; head hanging down AND moving forward and backward
vestibule
maintains eye shape, acts as protection, white/tough outer covering of eye
what is a sclera
what chemical creates the taste of bitter?
H+
when neurons stop adapting to constant stimuli
what is adaption of senses
bell shaped and gelatin covered, located in semi-circular canal
what is a cupula
Middle ear; creates vibration through malleus and then to the stapes.
incus
controls the size of pupils to allow more or less light; is a muscle and gives color
what is the iris
what chemical creates the taste of salt?
Na+ OR sodium
occurs immediately after a sense is presented
what is a fast adapting sense
rock like substance located on top of goop in vestibule
what is an otolith
middle ear; transfers movement of fluid to cochlea
Oval window
clear cover over seeing part
helps see one object with both eyes at the same time
what is binocular vision
continues to respond as long as stimulus is applied
what is slow adapting sense
vibrations/sound waves
what causes hairs to bend in the cochlea
middle ear; transfers vibrations to oval window
stapes
the membrane on surface of the eye that provides protection
what are conjunctiva