This is the dark hole in the middle of the iris.
What is the pupil?
This dizziness is the sensation that the room is spinning.
What is vertigo?
The head leads and directs this position of the body.
What is posture?
The olfactory epithelium is not dry but is covered by a a layers of this.
What is mucus?
Most tasting occurs here.
What is the tongue?
This is when people simply do not make enough photo pigment to see in low light.
What is night blindness?
This is when bacteria or fungi cause a painful infection of the ear canal when continued dampness occurs.
What is swimmer's ear
This is when your skin receptors give a strong message when they are first stimulated but send less information as time goes by.
What is adaptation?
This refers to the sense of smell.
What is olfactory?
These are bundles of taste receptors.
What are taste buds?
This is the most common eye infection of the eye.
What is pink eye or conjunctivitis?
Loudness is measured by this.
What is amplitude?
This is the leading reason why people visit emergency rooms and can be very common among older people.
What is falling?
This odorless chemical is a poison and has caused 28, 900 deaths worldwide.
What is carbon monoxide?
This is when your mouth begins to water as you walk past your favorite restaurant. Because the smells of the delectable food can be appetizing, you have an increase of this.
What is saliva?
This is the sunlight or sunburn damage that can affect the corneas and conjunctivae.
What is phot keratitis or snow blindness?
This is the count of the waves that pass a point each second. Faster waves are higher.
What is frequency?
This is permanent damage to frozen extremities.
What is frostbite?
How does electricity travel?
What is a circuit?
This is a waxy substance found mostly in the white membranes of the chili pepper?
What is capsaicin?
This condition of deterioration of the macula is usually seen in older people.
What is macular degeneration?
These are the three segments of the ear.
What is the outer ear, middle ear, and inner ear?
This is the most serious of heat injuries and is a medical emergency since the body is no longer able to control its core temperature. The person stops sweating.
What is heat stroke?
How many exits should you have in each room is there is a fire?
What is 2?
These are little projections like tufts in a carpet are folded mucosa and moisten food.
What are papillae?