Eyes
Depression in the skull in which the eye is situated.
What is the orbit?
A vibration of something.
What is a sound?
Found all over the skin, lots in the fingers, that respond to a variety of stimuli.
What are cutaneous receptors?
Mostly water with a little mucus, salt, enzyme and antibodies that fight bacteria.
What is saliva?
The olfactory epithelium is covered in mucus which is completely replaced in this amount of time.
What are 10 minutes?
When muscles around the eyes contract and forcefully close the eyes in response to stimuli (smoke, pain, moving objects)
What is wincing?
Measure of loudness.
What is the amplitude?
Respond to excess stimulation, including crushing poking and extreme temperature.
What are pain receptors?
A soft wad formed while chewing that can be swallowed.
What is a bolus?
A substance you can smell, such as middle school boys.
What is an odorant?
The transparent circular layer that begins where the sclera ends. With a curved surface, most of the focusing of light for vision occurs here.
What is the cornea?
Highness or lowness of a sound; the horizontal measure of a sound wave.
What is pitch?
Tiny pit where hair is formed which is surrounded by mechanoreceptors.
What is a hair follicle receptor?
Bundles of taste receptor cells.
What are taste buds?
There are 400 kinds of these in the olfactory epitehlium for the sense of smell.
What are chemoreceptors?
Transparent area of liquid which maintains the pressure under the cornea and provides some of the nutrition for the cornea and lens.
What is the aqueous humor?
The count of the waves that pass a point each second.
What is the frequency?
The body's ability to physically balance in space and not fall over when moving, standing or sitting.
What is equilibrioception?
Lets you know what you taste by responding to the chemicals in the food.
What are chemoreceptors?
An odorless and dangerous gas fomed by burning fuels.
What is carbon monoxide?
Made of tiny muscles that dilate or constrict the size of the pupil.
What is the iris?
Three distinct sections of the ear.
What is the outer, the middle and the inner ear?
Lets you know when your head is level, when it's moving, or when it's starting to lean dangerously to one side.
What is the vestibular system?
Five categories of taste.
What are sweet, salty, sour, bitter, and umami?
This region is the only place capable of smell.
What is the olfactory recess?
Sensory cells that can trigger neurons to fire off impulses. Come in two types.
What are photoreceptor cells; rods and cones
The visible part of the ear.
What is the auricle?
The sense of knowing where each limb is.
What is proprioception?
Nearsightedness
What is myopia?
A shallow cone-shaped membrane that passes the vibration into the middle ear, but doesn't allow water or air to enter.
What is the eardrum?
At the base of the brain and in charge of maintaining this temperature.
What is the hypothalamus gland?
Farsightedness
What is Hyperopia?
Tube that runs from the middle ear to the nasopharynx.
What is the eustachian tube?
When blood vessels on the skin's surface get smaller in diameter.
What is vasoconstrict?
Permanent damage from loud noise, head injury or medicine which damages the hair cells
What is sensorineural hearing loss?
Three responses your body does to control temperature.
What is perspire, shiver, vasodilate, vasoconstrict?