Chapter 21 Vocab
Accommodation- adjustment, as the accommodation of the lens of the eye
Aqueous humor- liquid that flows through the anterior and posterior eye chambers in the space
between the cornea and the lens
Astigmatism- condition in which the eye cannot bring horizontal and vertical lines into focus at
the same time, causing blurry vision, as a result of irregularities in the curvature of the cornea
and lens
Audiology- the science concerned with the sense of hearing
Auricle- pertaining to the ear (otic)
Cataract- an opacity of the lens of the eye or its capsule
Cochlea- snail-shaped organ of the inner ear; the essential organ of hearing
Conjunctiva- transparent mucous membrane covering the anterior eye (front)
Cornea- the transparent front covering of the eye, as in corneal transplant
Eustachian tube- the passage from the throat to the middle ear; auditory tube
Gustation- sense of taste
Hyperopia- condition in which light rays focus behind the retina; farsightedness
Incus- the “anvil,” one of three tiny bones within the middle ear which are set in motion by
sound waves
Iris- pigmented section over the front of the eyeball that gives the eye its color
Labyrinth- the inner ear, including the vestibule, cochlea, and semicircular canals
Lacrimal gland- pertaining to tears, as the lacrimal glands of the eyes
Lens- eye lens
Macula- a flat discolored spot on the skin (also, macule); an area surrounding the fovea near
the center of the retina; the region of greatest visual acuity
This study source was downloaded by 100000901307859 from CourseHero.com on 10-16-2025 02:29:52 GMT -05:00
https://www.coursehero.com/file/251520858/AP-Chapter-21-Vocabdocx/
Accommodation- adjustment, as the accommodation of the lens of the eye
Aqueous humor- liquid that flows through the anterior and posterior eye chambers in the space
between the cornea and the lens
Astigmatism- condition in which the eye cannot bring horizontal and vertical lines into focus at
the same time, causing blurry vision, as a result of irregularities in the curvature of the cornea
and lens
Audiology- the science concerned with the sense of hearing
Auricle- pertaining to the ear (otic)
Cataract- an opacity of the lens of the eye or its capsule
Cochlea- snail-shaped organ of the inner ear; the essential organ of hearing
Conjunctiva- transparent mucous membrane covering the anterior eye (front)
Cornea- the transparent front covering of the eye, as in corneal transplant
Eustachian tube- the passage from the throat to the middle ear; auditory tube
Gustation- sense of taste
Hyperopia- condition in which light rays focus behind the retina; farsightedness
Incus- the “anvil,” one of three tiny bones within the middle ear which are set in motion by
sound waves
Iris- pigmented section over the front of the eyeball that gives the eye its color
Labyrinth- the inner ear, including the vestibule, cochlea, and semicircular canals
Lacrimal gland- pertaining to tears, as the lacrimal glands of the eyes
Lens- eye lens
Macula- a flat discolored spot on the skin (also, macule); an area surrounding the fovea near
the center of the retina; the region of greatest visual acuity
This study source was downloaded by 100000901307859 from CourseHero.com on 10-16-2025 02:29:52 GMT -05:00
https://www.coursehero.com/file/251520858/AP-Chapter-21-Vocabdocx/
