Chapter 16 Multiple Choice

Which classification of drugs dilates the pupils for an internal eye examination or to treat inflammatory eye conditions? a. Mydriatics b. Ophthalmic antibiotics c. Antiglaucoma agents d. Ophthalmic moisturizers e. Ophthalmic decongestants

a. Mydriatics

Which layer of the eye contains the rods and cones? a. Retina b. Conjunctiva c. Sclera d. Choroid e. Cornea

a. Retina

Cosmetic surgery to remove fatty tissue above and below the eye is called: a. blepharoplasty. b. adipectomy. c. blepharotomy. d. blepharostasis. e. lipectomy.

a. blepharoplasty.

The inner edge of the eye is called the: a. canthus. b. optic disc. c. semicircular canal. d. conjunctiva. e. canaliculus.

a. canthus.

Which condition is a swelling and hyperemia of the optic disc, also called choked disc? a. Macular degeneration b. Papilledema c. Tinnitus d. Exophthalmos e. Retinitis

b. Papilledema

Which abbreviation refers to the stereoscopic magnified view of the anterior eye structures in detail? a. VA b. SLE c. ENG d. RK e. PE

b. SLE

process of altering the shape of the lens to enable light to focus on the retina: a. phacoemulsion. b. accommodation. c. static equilibrium. d. convergence. e. ametropia.

b. accomodation

A difficulty with reading or an inability to read is called: a. dysgraphia. b. dyslexia. c. dyskinesia. d. dementia. e. dysesthesia.

b. dyslexia.

The CF dacry/o means: a. labyrinth (inner ear). b. tear; lacrimal apparatus (duct, sac, or gland). c. eye. d. ear. e. stapes.

b. tear; lacrimal apparatus (duct, sac, or gland).

insertion of a tube through the eardrum to drain the middle ear is called: a. labyrinthotomy. b. tympanoplasty. c. tympanostomy. d. myringotomy. e. myringorrhexis.

c. tympanostomy.

An abnormal condition of low sodium in the blood is called: a. hypovolemia. b. hypocalcemia. c. hypoglycemia. d. hypokalemia. e. hyponatremia.

e. hyponatremia.

Which condition involves leakage of blood and other fluids from intraocular vessels that destroy vision cells, leading to permanent vision loss? a. Macular degeneration b. Cataracts c. Presbyopia d. Achromatopsia e. Glaucoma

a. Macular degeneration

Paralysis of the ciliary body is called: a. cycloplegia. b. amblyopia. c. iridoplegia. d. exotropia. e. dacryoplegia.

a. cycloplegia.

A lack of testosterone may be responsible for: a. hypogonadism. b. hypospadias. c. hyperspadias. d. oligospermia. e. anorchia.

a. hypogonadism.

Radial keratotomy is used in the treatment of: a. nearsightedness. b. mastoiditis. c. xerophthalmia. d. night blindness. e. macular degeneration.

a. nearsightedness.

Examination of the interior of the eye using an instrument with adjustable lenses and a light source is called: a. ophthalmoscopy. b. corneoscopy. c. retinoscopy. d. gonioscopy. e. otoscopy.

a. ophthalmoscopy.

Which body structure is one of the few that does not contain capillaries? a. Iris b. Cornea c. Retina d. Sclera e. Choroid

b. Cornea

procedure that involves examination of the angle of the anterior chamber to diagnose and manage glaucoma? a. Ophthalmoscopy b. Gonioscopy c. Retinoscopy d. Corneoscopy e. Otoscopy

b. Gonioscopy

An inherited disease of the CNS with involuntary movements, speech disturbances, and mental deterioration is called: a. palsy. b. Huntington chorea. c. Guillain-Barré syndrome. d. Reye syndrome. e. spina bifida.

b. Huntington chorea.

Which abbreviation refers to the visual disorder that produces multiple focal points on the retina? a. PE b. OM c. Ast d. SLE e. BC

c. Ast

Which disorder of the labyrinth leads to progressive loss of hearing? a. Acuity b. Anacusis c. Ménière disease d. Conduction impairment e. Tinnitus

c. Ménière disease

Which abbreviation refers to an inflammation that affects the middle ear, primarily in children? a. PE b. Ast c. OM d. BC e. SLE

c. OM

Which disorder is a neoplastic intraocular disease found primarily in children? a. Trachoma b. Papilledema c. Retinoblastoma d. Exophthalmos e. Melanoma

c. Retinoblastoma

Lazy eye syndrome is a type of strabismus called: a. hyperopia. b. exotropia. c. amblyopia. d. nystagmus. e. esotropia.

c. amblyopia.

defective curvature on the cornea or lens is called: a. nystagmus. b. strabismus. c. astigmatism. d. esotropia. e. cataract.

c. astigmatism.

Removal of the contents of the eye, while leaving sclera and cornea intact, is called: a. sclerectomy. b. emulsification. c. evisceration. d. enucleation. e. keratectomy.

c. evisceration.

The CF salping/o means: a. turning. b. labyrinth (inner ear). c. tubes (usually fallopian or eustachian [auditory] tubes). d. sound. e. stapes.

c. tubes (usually fallopian or eustachian [auditory] tubes).

Which classification of drugs inhibits growth of microorganisms that infect the eye? a. Ophthalmic decongestants b. Ophthalmic moisturizers c. Mydriatics d. Ophthalmic antibiotics e. Antiglaucoma agents

d. Ophthalmic antibiotics

Which treatment for cataracts uses ultrasonic waves to disintegrate cloudy lenses? a. Enucleation b. Phacotripsy c. Ultrasonography d. Phacoemulsification e. Evisceration

d. Phacoemulsification

In which surgical procedure are small incisions used to flatten the cornea, thus correcting nearsightedness? a. Irotomy b. Blepharectomy c. Iridectomy d. Radial keratotomy e. Sclerostomy

d. Radial keratotomy

Which classification of drugs loosens and helps remove impacted cerumen? a. Ophthalmic moisturizers b. Antiemetics c. Otic analgesics d. Wax emulsifiers e. Ophthalmic decongestants

d. Wax emulsifiers

Radiographic imaging of the nasolacrimal glands and ducts is called: a. Weber. b. Rinne. c. applanation tonometry. d. dacryocystography. e. fluorescein angiography.

d. dacryocystography.

The CF scler/o means: a. cornea. b. tympanic membrane (eardrum). c. eye. d. hardening; sclera (white of eye). e. dull, dim.

d. hardening; sclera (white of eye).

The CF mastoid/o means: a. middle. b. eye. c. tympanic membrane (eardrum). d. mastoid process. e. massive.

d. mastoid process.

A clinical manifestation of Addison disease is: a. blurred vision. b. jaundice on the extremities. c. kidney polyp. d. muscle weakness. e. anorexia.

d. muscle weakness.

Surgical correction of a perforated eardrum is called: a. antrotomy. b. scleroplasty. c. mastoidoplasty. d. myringoplasty. e. otoplasty.

d. myringoplasty.

The CF presby/o means: a. ear. b. hearing. c. eye. d. old age. e. labyrinth (inner ear).

d. old age.

Which abbreviation refers to the conduction of sound waves through air? a. VA b. PE c. ENT d. BC e. AC

e. AC

Which abbreviation refers to recording eye movements by measuring electrical activity of the extraocular muscles? a. VA b. PE c. RK d. SLE e. ENG

e. ENG

Which clinical test assesses movement of the extraocular muscles? a. caloric stimulation test b. Kinesiometry c. Audiometry d. Electromyography e. Electronystagmography

e. Electronystagmography

Which disorder is an infection of the ear canal commonly associated with swimming? a. Labyrinthitis b. Ménière disease c. Otitis media d. Otosclerosis e. Otitis externa

e. Otitis externa

Which eye test determines the smallest letters that can be read on a standardized chart at a distance of 20 feet? a. Fluorescein angiography b. Tonometry c. Diopter d. Glaucoma e. Visual acuity

e. Visual acuity

A sudden and violent contraction of one or more voluntary muscles is called a(n): a. spasm. b. epilepsy. c. coma. d. concussion. e. convulsion.

e. convulsion.

An incision of the cranium to gain access to the brain during neurosurgical procedures is called a: a. craniography. b. cranioplasty. c. craniocentesis. d. craniectomy. e. craniotomy.

e. craniotomy.

The combining form (CF) blephar/o means: a. stapes. b. hearing. c. labyrinth (inner ear). d. conjunctiva. e. eyelid.

e. eyelid.

Excessive intraocular pressure, commonly leading to blindness, is called: a. macular degeneration. b. esotropia. c. astigmatism. d. cataract. e. glaucoma.

e. glaucoma.

A characteristic of tetany is: a. blurred vision. b. tumors. c. increased calcium levels. d. bone spurs. e. muscle spasms.

e. muscle spasms.

Optic nerve and blood vessels enter the eye at the: a. optic chiasma. b. choroid. c. vitreous humor. d. canal of Schlemm. e. optic disc.

e. optic disc.

A prolonged and often painful erection of the penis that occurs without sexual stimulation is called: a. vesiculitis. b. phimosis. c. orchitis. d. prostatitis. e. priapism.

e. priapism.

The CF myring/o means: a. conjunctiva. b. stapes. c. turning. d. hearing. e. tympanic membrane (eardrum).

e. tympanic membrane (eardrum).