Ch. 7.7 Special Senses
What is Aqueous humor
Clear, watery fluid that fills the space between the cornea and iris.
What is Auditory canal
A canal in the ear where wax produces.
What is Auricle
Also called the pinna, the visible part of the ear.
What is Choroid coat
Middle layer of the eye, interlaced with many blood vessels that nourish the eyes.
What is Cochlea
Shaped like a snail’s shell, contains delicate, hairlike mechanoreceptor cells.
What is Conjunctiva
Lines the eyelids and covers the front of the eye to provide additional protection and lubrication.
What is Cornea
A circular, transparent part of the front of the sclera.
What is Eustachian tube
The tube that connects the ear to the pharynx.
What is Iris
The colored portion of the eye, located behind the cornea on the front of the choroid coat.
What is Lacrimal glands
Located in the eye, produces tears.
What is Lens
A circular structure located behind the pupil and suspended in position by ligaments.
What is Organ of corti
A receptor of sound waves.
What is Ossicles
Three small bones in the ear to transmit sound waves.
What is Pinna
Also called the auricle, the visible part of the ear.
What is Pupil
Opening in the center of the iris.
What is Refracts
Bends light rays so the rays focus on the retina.
What is Retina
Innermost layer of the eye, made of many layers of nerve cells.
What is Sclera
Outermost layer of the eye, tough connective tissue.
What is Semicircular canals
Located in the inner ear.
What is Tympanic membrane
Separates the outer ear from the middle ear.
What is Vestibule
The entrance to the other two parts of the inner ear.
What is Vitreous humor
Jellylike substance that fills the area behind the lens.