Deck 16: Special Senses

Question 1

The process of altering the shape of the lens to enable light to focus on the retina is called

A) ametropia.
B) accommodation.
C) static equilibrium.
D) phacoemulsion.
E) convergence.

Answer 1

accommodation.

Question 2

The sense of balance is maintained in the

A) acoustic nerve.
B) cochlea.
C) semicircular canals.
D) oval window.
E) middle ear.

Answer 2

semicircular canals.

Question 3

The CF phac/o means

A) eye.
B) stapes.
C) lens.
D) conjunctiva.
E) hearing.

Answer 3

lens.

Question 4

The combining form (CF) blephar/o means

A) stapes.
B) labyrinth (inner ear).
C) conjunctiva.
D) eyelid.
E) hearing.

Question 5

Which body structure is one of the few that does not contain capillaries?

A) Iris
B) Retina
C) Sclera
D) Choroid
E) Cornea

Question 6

The CF dacry/o means

A) tear; lacrimal apparatus (duct, sac, or gland).
B) ear.
C) eye.
D) stapes.
E) labyrinth (inner ear).

Question 7

The waxy secretion produced by glands in the ear canal is called

A) cerumen.
B) cochlear fluid.
C) mucus.
D) sebum.
E) endolymph.

Question 8

The structure that drains aqueous humor is called the

A) anterior chamber.
B) canal of Schlemm.
C) suspensory ligament.
D) ciliary body.
E) optic nerve.

Question 9

Accessory structures of an organ are called the:

A) articulation.
B) labyrinth.
C) adnexa.
D) olfaction.
E) tunic.

Question 10

Failure of light rays to focus sharply on the retina is

A) photosensitivity.
B) decussation.
C) photopigmentation.
D) ametropia.
E) refraction.

Question 11

Which layer of the eye contains the rods and cones?

A) Retina
B) Cornea
C) Sclera
D) Choroid
E) Conjunctiva

Question 12

The snail-shaped structure of the inner ear responsible for the sense of hearing is the

A) semicircular canal.
B) canthi.
C) canaliculi.
D) canal of Schlemm.
E) cochlea.

Question 13

The malleus, incus, and stapes are located in the

A) cochlea.
B) labyrinth.
C) inner ear.
D) tympanic cavity.
E) vestibule.

Question 14

The CF audi/o means

A) hearing.
B) sound.
C) conjunctiva.
D) stapes.
E) turning.

Question 15

The ossicles include the

A) malleus, incus, and stapes.
B) stapes, tympanum, and cochlea.
C) malleus, tympanum, and cochlea.
D) cerumen, incus, and stapes.
E) cerumen, malleus, and tympanum.

Question 16

The CF presby/o means

A) ear.
B) eye.
C) hearing.
D) labyrinth (inner ear).
E) old age.

Question 17

Optic nerve and blood vessels enter the eye at the:

A) optic disc.
B) choroid.
C) optic chiasma.
D) vitreous humor.
E) canal of Schlemm.

Question 18

The organ of Corti contains tiny nerve endings called

A) perilymph.
B) cilia.
C) microtia.
D) semicircular canals.
E) hair cells.

Question 19

The inner edge of the eye is called the

A) canaliculus.
B) conjunctiva.
C) semicircular canal.
D) canthus.
E) optic disc.

Question 20

Which area of the retina is responsible for the central or "straight-ahead" vision required for reading, driving, detail work, and recognizing faces?

A) Rods
B) Cones
C) Blind spot
D) Macula
E) Optic nerve

Question 21

A protrusion of one or both eyeballs from the sockets, commonly associated with hyperthyroidism, is called

A) ectropion.
B) entropion.
C) exotropion.
D) exophthalmos.
E) exophthia.

Question 22

The suffix -tropia means

A) eye.
B) turning.
C) hearing.
D) movement.
E) pupil.

Question 23

The CF scot/o means

A) darkness.
B) eye.
C) tumor.
D) pupil.
E) stapes.

Question 24

Which disorder is a neoplastic intraocular disease found primarily in children?

A) Exophthalmos
B) Melanoma
C) Papilledema
D) Retinoblastoma
E) Trachoma

Question 25

The suffix -opsia means

A) stapes.
B) labyrinth (inner ear).
C) vision.
D) turning.
E) hearing.

Question 26

A severe, congenital deficiency in color perception is called

A) chromatophilia.
B) chromatophobia.
C) achromia.
D) achromatopsia.
E) chromatopsia.

Question 27

The CF ot/o means

A) eye.
B) water.
C) ear.
D) dull, dim.
E) pupil.

Question 28

The CF vitr/o means

A) eye.
B) vision.
C) pupil.
D) vitreous body (of the eye).
E) vital.

Question 29

The prefix exo- means

A) inward.
B) pupil.
C) stapes.
D) turning.
E) outside, outward.

Question 30

A small, hard tumor developing on the eyelid that is somewhat similar to a sebaceous cyst is called a(n)

A) blastoma.
B) chalazion.
C) melanoma.
D) epiphora.
E) hordeolum.

Question 31

Sensation of a spinning motion of oneself or of the surroundings is a condition called

A) tinnitus.
B) exophthalmos.
C) vertigo.
D) vitiligo.
E) nystagmus.

Question 32

The CF myring/o means

A) stapes.
B) tympanic membrane (eardrum).
C) turning.
D) conjunctiva.
E) hearing.

Question 33

The CF scler/o means

A) tympanic membrane (eardrum).
B) eye.
C) cornea.
D) dull, dim.
E) hardening; sclera (white of eye).

Question 34

Which condition is a swelling and hyperemia of the optic disc, also called choked disc?

A) Papilledema
B) Macular degeneration
C) Tinnitus
D) Retinitis
E) Exophthalmos

Question 35

Night blindness is called

A) scotoma.
B) achromatopsia.
C) trachoma.
D) nyctalopia.
E) nystagmus.

Question 36

Inflammation of the eyelid is called

A) conjunctivitis.
B) corneitis.
C) blepharitis.
D) retinitis.
E) ossiculitis.

Question 37

The CF salping/o means

A) turning.
B) sound.
C) labyrinth (inner ear).
D) tubes (usually fallopian or eustachian [auditory] tubes).
E) stapes.

Question 38

The CF mastoid/o means

A) tympanic membrane (eardrum).
B) middle.
C) mastoid process.
D) eye.
E) massive.

Question 39

Which condition involves leakage of blood and other fluids from intraocular vessels that destroys vision cells, leading to permanent vision loss?

A) Presbyopia
B) Glaucoma
C) Macular degeneration
D) Cataracts
E) Achromatopsia

Question 40

Ankylosis of spongy bone around the oval window is called

A) tinnitus.
B) otosclerosis.
C) tympanosclerosis.
D) tympanorrhexis.
E) mastoiditis.

Question 41

Downward displacement of the eyelid is called

A) amblyopia.
B) esotropia.
C) blepharoptosis.
D) choroiditis.
E) conjunctivitis.

Question 42

Which diagnostic test assesses blood flow in the retina after injection of a dye?

A) Cystography
B) Fluorescein angiography
C) Tympanography
D) Dacryocystography
E) Retinography

Question 43

What procedure involves forming an opening between the anterior chamber and the suprachoroidal space for the draining of aqueous humor in treatment of glaucoma?

A) Paracentesis
B) Strabotomy
C) Enucleation
D) Cyclodialysis
E) Phacoemulsification

Question 44

Excessive intraocular pressure, commonly leading to blindness, is called

A) astigmatism.
B) glaucoma.
C) esotropia.
D) cataract.
E) macular degeneration.

Question 45

Paralysis of the ciliary body is called

A) dacryoplegia.
B) cycloplegia.
C) exotropia.
D) iridoplegia.
E) amblyopia.

Question 46

An unusual intolerance to light is called

A) papilledema.
B) photophobia.
C) phototropia.
D) photosynthesis.
E) photopsia.

Question 47

Which disorder of the labyrinth leads to progressive loss of hearing?

A) Tinnitus
B) Acuity
C) Ménière disease
D) Anacusis
E) Conduction impairment

Question 48

A perceived ringing sound in the ears is called

A) ankylosis.
B) tinnitus.
C) vertigo.
D) otitis media.
E) anacusis.

Question 49

A chronic, contagious form of conjunctivitis that typically leads to blindness is called

A) presbyopia.
B) cataract.
C) papilledema.
D) trachoma.
E) nystagmus.

Question 50

Eversion, or outward turning, of the edge of the lower eyelid is called

A) chalazion.
B) ectropion.
C) entropion.
D) blepharoptosis.
E) epiphora.

Question 51

Which procedure measures blood pressure in the retinal vessels?

A) Ophthalmodynamometry
B) Ophthalmoscopy
C) Goniometry
D) Audiometry
E) Otoscopy

Question 52

An impairment of vision as a result of old age is known as

A) astigmatism.
B) presbyopia.
C) exotropia.
D) nyctalopia.
E) esotropia.

Question 53

An abnormal overflow of tears is called

A) ectropion.
B) vasostenosis.
C) entropion.
D) blepharoptosis.
E) epiphora.

Question 54

Which disorder is an infection of the ear canal commonly associated with swimming?

A) Ménière disease
B) Otitis media
C) Labyrinthitis
D) Otosclerosis
E) Otitis externa

Question 55

Lazy-eye syndrome is a type of strabismus called

A) amblyopia.
B) hyperopia.
C) nystagmus.
D) esotropia.
E) exotropia.

Question 56

What is the surgical procedure for the placement of a tube to drain fluid from the middle ear?

A) Myringoplasty
B) Tympanostomy
C) Myringorrhexis
D) Labyrinthotomy
E) Tympanoplasty

Question 57

A visual distortion of objects is called

A) tinnitus.
B) acuity.
C) metamorphopsia.
D) anacusis.
E) conduction impairment.

Question 58

Defective curvature on the cornea or lens is called

A) nystagmus.
B) astigmatism.
C) cataract.
D) strabismus.
E) esotropia.

Question 59

Untreated otitis media can lead to a bone infection called

A) encephalitis.
B) stapeditis.
C) meningitis.
D) presbycusis.
E) mastoiditis.

Question 60

Removal of the contents of the eye, while leaving the sclera and cornea intact, is called

A) sclerectomy.
B) keratectomy.
C) evisceration.
D) enucleation.
E) emulsification.

Question 61

Which tuning fork test evaluates conductive and sensorineural hearing loss in both ears at the same time?

A) Audiometry
B) Rinne
C) Tonometry
D) Refraction
E) Weber

Question 62

Cosmetic surgery to remove fatty tissue above and below the eye is called

A) blepharotomy.
B) lipectomy.
C) adipectomy.
D) blepharoplasty.
E) blepharostasis.

Question 63

What treatment uses light energy to seal retinal tissue in diabetic retinopathy?

A) Applanation tonometry
B) Phacoemulsification
C) Laser photocoagulation
D) Stapedectomy
E) Coreotomy

Question 64

Tympanoplasty helps treat

A) macular degeneration.
B) night blindness.
C) perforated eardrum.
D) xerophthalmia.
E) mastoiditis.

Question 65

Which classification of drugs inhibits growth of microorganisms that infect the eye?

A) Ophthalmic moisturizers
B) Ophthalmic decongestants
C) Antiglaucoma agents
D) Mydriatics
E) Ophthalmic antibiotics

Question 66

Which classification of drugs loosens and helps remove impacted cerumen?

A) Ophthalmic moisturizers
B) Ophthalmic decongestants
C) Wax emulsifiers
D) Otic analgesics
E) Antiemetics

Question 67

Tonometry is associated with

A) deafness.
B) cataracts.
C) tinnitus.
D) strabismus.
E) glaucoma.

Question 68

Which surgical treatment for otosclerosis implants a prosthetic device that allows sound waves to pass to the inner ear?

A) Stapedotomy
B) Emulsification
C) Otoplasty
D) Blepharoplasty
E) Ventilation tubes

Question 69

Which eye test determines the smallest letters that can be read on a standardized chart at a distance of 20 feet?

A) Glaucoma
B) Tonometry
C) Visual acuity
D) Diopter
E) Fluorescein angiography

Question 70

Which treatment for cataracts uses ultrasonic waves to disintegrate cloudy lenses?

A) Evisceration
B) Enucleation
C) Phacoemulsification
D) Phacotripsy
E) Ultrasonography

Question 71

Radiographic imaging of the nasolacrimal glands and ducts is called

A) fluorescein angiography.
B) dacryocystography.
C) Rinne.
D) Weber.
E) applanation tonometry.

Question 72

Surgical correction of a perforated eardrum is called

A) myringoplasty.
B) otoplasty.
C) antrotomy.
D) mastoidoplasty.
E) scleroplasty.

Question 73

Which classification of drugs dilates the pupils for an internal eye examination or to treat inflammatory eye conditions?

A) Mydriatics
B) Ophthalmic decongestants
C) Antiglaucoma agents
D) Ophthalmic moisturizers
E) Ophthalmic antibiotics

Question 74

What is the clinical name for a "bionic ear"?

A) Hearing aid
B) PE tube
C) Cochlear implant
D) Audiometer
E) Tonometer

Question 75

Which procedure involves examination of the angle of the anterior chamber to diagnose and manage glaucoma?

A) Otoscopy
B) Ophthalmoscopy
C) Retinoscopy
D) Corneoscopy
E) Gonioscopy

Question 76

Which classification of drugs treats nausea, vomiting, dizziness, and vertigo?

A) Analgesics
B) Mydriatics
C) Emulsifiers
D) Antiemetics
E) Ophthalmic moisturizers

Question 77

A treatment for unresponsive, recurrent episodes of otitis media is

A) stapedotomy.
B) emulsification.
C) otoplasty.
D) blepharoplasty.
E) ventilation tubes.

Question 78

Which clinical test assesses movement of the extraocular muscles?

A) Electromyography
B) Electronystagmography
C) Kinesiometry
D) Caloric stimulation test
E) Audiometry

Question 79

Examination of the interior of the eye using an instrument with adjustable lenses and a light source is called

A) otoscopy.
B) ophthalmoscopy.
C) retinoscopy.
D) corneoscopy.
E) gonioscopy.

Question 80

Corrective surgery for a deformed or excessively large or small pinna is called

A) antrotomy.
B) microtomy.
C) macrotomy.
D) otoplasty.
E) blepharoplasty.