Eye Structures & Functions
This structure produces tears to clean and lubricate the eye.
What is the lacrimal gland?
Light first enters the eye through this clear “window.”
What is the cornea?
This outer ear structure collects sound waves.
What is the pinna?
This structure is responsible for the sense of smell.
What is the nasal cavity?
This condition is also known as pink eye.
What is conjunctivitis?
This tough outer layer is known as the “white of the eye.”
What is the sclera?
This opening allows light to enter the eye.
What is the pupil?
This membrane separates the outer and middle ear.
What is the tympanic membrane?
These tiny hair-like structures trap dust particles in the nose.
What are cilia?
This eye condition causes the lens to become cloudy.
What are cataracts?
This middle layer contains blood vessels that nourish the retina.
What is the choroid?
This layer is where light is converted into an image.
What is the retina?
These three bones transmit sound vibrations.
What are the ossicles (malleus, incus, stapes)?
These bumps on the tongue contain taste buds.
What are papillae?
This disorder involves high pressure in the eye damaging the optic nerve.
What is glaucoma?
These cells help you see in dim light.
What are rods?
These cells pick up the stimulus of light.
What are rods and cones?
This spiral-shaped organ is responsible for hearing.
What is the cochlea?
This structure processes smell information in the brain.
What is the olfactory bulb?
This ear condition causes ringing or buzzing sounds.
What is tinnitus?
This structure focuses images onto the retina.
What is the lens?
This structure carries impulses to the brain for interpretation.
What is the optic nerve?
These structures help maintain balance and equilibrium.
What are the semicircular canals?
These three sensations are detected by the skin.
What are touch, temperature, and pain?
This condition affects the semicircular canals and causes vertigo.
What is Meniere’s disease?