The Eye
The Ear
The Skin
The Chemical Senses
Vocabulary
100
The area of the eye through which light enters
What is the cornea
100
this is a tough, tightly stretched membrane less than half an inch across and is where the hearing process starts
What is the ear drum
100
These receptors in the skin are activated when a person stubs their toe or hits their finger with a hammer
What is a pain receptor
100
These are the two chemical senses
What is Taste and Smell
100
this is the tough outer layer of the eye that provides protection and support for the eye.
What is the Sclera
200
This is the colored part of the eye
What is the iris
200
This is the measure of sound intensity at any particular frequency
What is a decibel
200
These receptors in the skin are responsible for the sensations of touch and pressure
What is a mechanoreceptor
200
The senses of taste and smell result from the stimulation of these on the tongue and in the nose.
What are chemoreceptors
200
this serves to adjust the lens in the eye so that it will focus on objects at varying distances
What is the Ciliary Body
300
A depression in the retina that produces the clearest vision
What is the fovea
300
ringing in the ears
What is tinnitus
300
Along with reacting to pressure, these receptors are also sensitive to light touch or texture.
What are mechanoreceptors
300
All smells are made up of combinations of the seven _____
What are the Primary Odors
300
this is a snail-shaped part of the ear that is studded with thousands of microscopic hairlike nerve cells
What is the cochlea
400
The large space in the middle of the eye behind the lens is filled with this substance that is 98% water.
What is the vitreous humor
400
Once sound hits the eardrum it is then transferred to this bone in the middle ear. It is followed by the anvil and the stirrup.
What is the hammer
400
These receptors respond to temperature changes
What are Thermoreceptors
400
This nerve takes the information from the receptors in the nose to the brain where it is processed
What is the olfactory nerve.
400
chemoreceptors on the back, sides, and front of the tongue that detect and dissolved chemicals in the mouth
What are taste buds
500
This is a phenomenon that occurs in the eye when an image or picture remains on the retina for about a tenth of a second after the object is gone
What is persistence of vision
500
This organ is responsible for our sense of balance
What is the semi-circular canals
500
This is the largest sense organ and contains many different types of receptors
What is the skin.
500
These are tiny projections on the tongue that the taste buds are located in on the tongues surface
What are papillae
500
The substance in rod cells that absorbs light and consists of vitamin A.
What is rhodopsin
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