Eye Anatomy
The outermost layer of the eye, frequently referred to as the "white" of the eye. This layer maintains the shape of the eye.
What is the sclera?
Medical term for "pink eye." It is a contagious inflammation of the conjunctiva, usually caused by a bacterium or virus.
What is conjunctivitis?
The medical name for the eardrum. It separates the outer ear from the middle ear. It vibrates when sound waves hit it and transmits the sound waves to the middle ear.
What is the tympanic membrane?
The two types of hearing loss.
What is conductive or sensory hearing loss?
This substance moistens the tongue and mouth.
What is saliva?
The opening in the center of the eye (iris) that regulates the amount of light entering the inside of the eye.
What is the pupil?
This eye disease is a condition of increased intraocular pressure caused by an excess amount of aqueous humor. It is common after age 40 and is a leading cause of blindness. A tonometer is used to check for this condition.
What is glaucoma?
The medical name for ear wax.
What is cerumen?
Inflammation of the external auditory canal.
What is otitis externa?
The sense of smell is made possible by these parts of the nose. They are located in the upper part of the nasal cavity and transmit impulses to brain by the olfactory nerves.
What are olfactory receptors?
The colored portion of the eye. It is located behind the cornea on the front of the choroid coat.
What is the iris?
This condition occurs when the normally clear lens of the eye becomes cloudy or opaque.
What is a cataract?
The tube that connects the middle ear to the throat. This tube allows air to enter the middle ear and helps to equalize air pressure on both sides of the eardrum.
What is the eustachian tube?
Inflammation or infection of the middle ear that is caused by a bacterium or virus.
What is otitis media?
This type of taste can be detected along the sides of the tongue.
What are sour tastes?
The innermost layer of the eye that is made of many layers of nerve cells. It transmits light impulses to the optic nerve.
What is the retina?
The medical term for nearsightedness, which is corrected by wearing glasses with concave lenses.
What is myopia?
The nerve that transmits impulses from sound waves to the brain.
What is the auditory nerve?
An incision (i.e., surgical cutting) of the tympanic membrane so that artificial tubes can be inserted to relieve pressure on the middle ear and allow fluid to drain.
What is a myringotomy?
This type of taste can be detected at the back of the tongue.
What are bitter tastes?
The jellylike substance that fills the eye behind the lens. It helps maintain the shape of the eyeball and also helps to refract light rays so that the rays focus on the retina.
What is the vitreous humor?
The term for an abnormal shape or curvature of the cornea that causes blurred vision. This condition causes light rays to focus on multiple areas of the retina. Glasses or contact lenses are needed to correct this condition.
What is astigmatism?
The visible part of the outer ear that is elastic cartilage covered by skin.
What is the pinna or auricle?
Projections on the tongue that contain taste buds.
What are papillae?