chapter 13 the senses

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Which of the following surgical procedures corrects myopia? phacoemulsification cryoretinopexy strabotomy LASIK

LASIK

Which abbreviation stands for a pathological condition of the eye muscles? PRK XT VA EM

XT

Which of the following pathological conditions is complete color blindness? achromatopsia retinitis pigmentosa astigmatism monochromatism

achromatopsia

Which medical term does NOT mean pertaining to the ear? acoustic aural otic auricular

acoustic

The combining form that means dull or dim is ________.

ambly/o

Which of the following pathological conditions is due to abnormal curvature of the cornea? astigmatism cataract glaucoma strabismus

astigmatism

Which of the following terms refers to both ears? binaural presbycusis tinnitus vertigo

binaural

The combining form that means eyelid is ________.

blephar/o

A medical term that means pertaining to the cochlea is ________.

cochlear

Which of the following surgical procedures is the treatment for profound sensorineural hearing loss? myringotomy cochlear implant stapedectomy otoscopy

cochlear implant

A combining form that means cornea is ________.

corne/o

The anterior portion of the sclera is the: iris. lens. pupil. cornea.

cornea

The anterior portion of the sclera is the: lens. iris. cornea. pupil.

cornea

Which of the following structures is responsible for refracting light rays? cornea iris pupil lens

cornea

Which of the following structures is responsible for refracting light rays? lens pupil cornea iris

cornea

Which of the following structures is responsible for refracting light rays? pupil iris lens cornea

cornea

The combining form that means double is ________.

dipl/o

Hertz measures the intensity or loudness of a sound.

false

Tinnitus is a term meaning dizziness.

false

XT is the abbreviation for xerophthalmia.

false

Which of the following diagnostic procedures is used to identify corneal abrasions or ulcers? keratometry fluorescein staining tonometry ophthalmoscopy

fluorescein staining

Which of the following pathological conditions is the loss of half the visual field, often due to a stroke? photophobia nystagmus strabismus hemianopia

hemianopia

Which of the following pathological conditions is a purulent infection of a sebaceous gland on the eyelid? pterygium hordeolum esotropia oculomycosis

hordeolum

A combining form that means iris is ________.

ir/o

Which of the following surgical procedures means to destroy a small precise area of the retina? photorefractive keratectomy enucleation laser photocoagulation scleral buckling

laser photocoagulation

Which of the following is NOT a layer of the eyeball? retina sclera lens choroid

lens

Which of the following structures focuses incoming light rays onto the retina? lens iris pupil ciliary body

lens

Which of the following structures is NOT part of the external ear? auricle malleus tympanic membrane auditory canal

malleus

The ossicles are located in which cavity of the ear? cerumen external middle inner

middle

Which of the following pathological conditions is also called nearsightedness? esotropia presbyopia myopia hyperopia

myopia

Which of the following pathological conditions is characterized by jerky involuntary eye movements? strabismus nystagmus hemianopia photophobia

nystagmus

A combining form that means eye is ________.

ophthalm/o

A medical term that means study of the eye is ________.

ophthalmology

Which term means instrument to view inside the eye? intraocular ophthalmoscope optoscopy pupilloscope

ophthalmoscope

Which medical term does NOT mean pertaining to the eye? optic ophthalmic ocular otic

otic

Which term is NOT spelled correctly? labyrinthectomy salpingotomy otomicosis tympanorrhexis

otomicosis

Which term is NOT spelled correctly? otomicosis labyrinthectomy salpingotomy tympanorrhexis

otomicosis

The combining form that means optic disk is ________.

papill/o

The combining form that means lens is ________.

phac/o

The combining form that means old age is ________.

presby/o

The opening in the center of the iris is the: conjunctiva. lens. pupil. retina.

pupil

The opening in the center of the iris is the: pupil. conjunctiva. lens. retina.

pupil

Which layer of the eye contains the sensory receptors for sight? sclera lens choroid retina

retina

A medical term that means pertaining to the retina is ________.

retinal

Which of the following structures are the sensory receptor cells active in dim light? lens optic disk rods cones

rods

The combining form that means auditory tube is ________.

salping/o

Which term means softening of the sclera? scleromegaly scleropathy sclerotomy scleromalacia

scleromalacia

Which term means softening of the sclera? scleromegaly sclerotomy scleropathy scleromalacia

scleromalacia

The combining form that means stapes is ________.

staped/o

Which of the following pathological conditions is due to weakened eye muscles? astigmatism cataract glaucoma strabismus

strabismus

Which of the following terms refers to ringing in the ears? binaural presbycusis tinnitus vertigo

tinnitus

A Snellen chart is used to evaluate distance vision.

true

Nystagmus may be an indicator of brain damage.

true

Presbycusis refers to the loss of hearing as part of the normal aging process.

true

Retinoblastoma is a cancerous eye tumor that occurs in children.

true

The aqueous humor is a watery substance in the front region of the eyeball.

true

The auricle is also called the pinna.

true

The ciliary body changes the shape of the lens.

true

The sclera is the white of the eye.

true

Xerophthalmia means dry eyes.

true

A medical term that means pertaining to the eardrum (tympanic membrane) is ________.

tympanic

Which of the following terms refers to dizziness? binaural presbycusis tinnitus vertigo

vertigo

Which of the following statements regarding the eye muscles is NOT true? Rectus muscles pull in a straight line. Oblique muscles pull on an angle. There are four eye muscles for each eye. Strabismus occurs when there is a weakness in one of the eye muscles.

There are four eye muscles for each eye.

Which of the following pathological conditions is the total absence of hearing? anacusis otitis media otosclerosis labyrinthitis

anacusis

The ________ connects the nasopharynx and the middle ear. cochlea ossicles auditory tube auditory canal

auditory tube

Which of the following pathological conditions is an example of strabismus? hordeolum photophobia nystagmus exotropia

exotropia

Which of the following pathological conditions is an example of strabismus? nystagmus exotropia hordeolum photophobia

exotropia

The opening to the outer ear is the elongated window. oval window. external auditory meatus. tympanic membrane.

external auditory meatus.

Which of the following diagnostic procedures evaluates balance and equilibrium? otoscopy Rinne and Weber tuning-fork test falling test audiometry

falling test

Which of the following diagnostic procedures evaluates balance and equilibrium? otoscopy audiometry Rinne and Weber tuning-fork test falling test

falling test

Emmetropia is an example of strabismus.

false

A combining form that means tears is ________.

lacrim/o

A medical term that means pertaining to tears is ________.

lacrimal

The combining form that means light is ________.

phot/o

The optic nerve carries images to the brain.

true

Which of the following statements regarding hearing is NOT true? The ossicles conduct vibrations across the inner ear. Sensorineural hearing loss is the result of damage to the inner ear or cochlear nerve. Conductive hearing loss is the result of an abnormality in the outer or middle ear. Fluid vibrations in the cochlea strike hair cells, which stimulate the nerve ending.

The ossicles conduct vibrations across the inner ear.

Which of the following statements regarding the retina is NOT true? Rods and cones are found in the retina. The center of the macula lutea is the fovea centralis. The point of sharpest vision is the optic disk. Light strikes the retina at the macula lutea.

The point of sharpest vision is the optic disk.

A medical term that means study of hearing is ________.

audiology

Which of the following diagnostic procedures is a test of hearing ability Rinne and Weber tuning-fork test otoscopy audiometry falling test

audiometry

An acoustic neuroma is a cancerous tumor of the sheath around the eighth cranial nerve.

false

Cerumen is produced by oil glands in the middle ear.

false

The retina is the middle layer of the eyeball.

false

The utricle and saccule are sensory organs for hearing.

false

Tonometry measures the movement of the eardrum.

false

Which of the following pathological conditions is due to increased intraocular pressure? astigmatism cataract glaucoma strabismus

glaucoma

The combining form that means labyrinth is ________.

labyrinth/o

Which of the following diagnostic procedures examines the interior of the eye? fluorescein staining keratometry ophthalmoscopy tonometry

ophthalmoscopy

Which of the following diagnostic procedures examines the interior of the eye? keratometry tonometry fluorescein staining ophthalmoscopyAn acoustic neuroma is a cancerous tumor of the sheath around the eighth cranial nerve.

ophthalmoscopy

A combining form that means vision is ________.

opt/o

Which of the following surgical procedures reshapes the cornea? laser photocoagulation photorefractive keratectomy enucleation scleral buckling

photorefractive keratectomy

ASL is a nonverbal method of communication using the hands and fingers.

true

Amblyopia occurs when a person loses vision not as a result of actual eye pathology.

true

Which cranial nerve carries hearing and equilibrium sensory information to the brain? vestibulocochlear auditory facial trigeminal

vestibulocochlear

The suffix that means specialist in measuring is ________.

-metrist

A suffix that means vision condition is ________.

-opia


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