Ophthalmic Ch 18 #2

Ophthalmic

100

Which of the following two structures form the external tunic of the globe of the eye?

cornea and sclera 

200

Which of the following procedures involves adjusting sutures after the patient has recovered completely from anesthesia but within twenty-four hours?

recession/resection

300

Which of the following structures of the eye is the thin, transparent clinging of the inner surface of the eyelid and covers the sclera?

Conjuctiva

400

Three instruments are used for visualization in ophthalmologic procedures.

loupes 

microscope

ophthalmoscope

500

Eye speculum is composed of a solid wire with fixed blades and resembles an uncoiled paper clip?

barraquer

Ophthalmic

100

Which of the following lenses is rarely used and requires a larger incision for insertion?

hard plastic

200

If hemorrhage is present in the eye, a definitive diagnosis of detached retina would be obtained through:

surgical vitrectomy 

300

The gelatin-like fluid that fills the posterior cavity of the eye is called: 

vitreous humor

400

Which of the following substances is used following vitrectomy for long-term support of the retina with fewer restrictions on position?

silicone oil

500

A procedure where a Framatome would be used is: 

vitrectomy 

Ophthalmic

100

The membrane that contains and encloses the vitreous humor in the posterior cavity is called the: 

hyaloid

200

In which of the following areas would a veirs rod be placed to relieve or prevent obstruction?

canaliculus

300

Which of the following terms describes the condition of the lens that is treated by cataract extraction?

opacified

400

procedure where sutures are most likely not necessary 

extracapsular cataract extraction 

500

Procedure that creates an opening in the outer tunic for insertion of the infusion cannula for excision of vitreous?

sclerotomy 

Ophthalmic

100

small depression containing only cones and has the highest visual acuity is the:

central fovea

200

Tetracaine drops are used in ophthalmologic procedures to: 

numb the surface of the eye and surrounding structures

300

Technique uses a laser to treat retinal tears or proliferative diabetic retinopathy:

endophotocoagulaiton

400

Procedure done in conjunction with vitrectomy if the surgeon is unable to gain visualization of the posterior cavity of the eye:

lensectomy 

500

Term describes the six muscles that provide movement to the eye is:

extrinsic 

Ophthalmic

100

Intraocular procedure

vitrectomy 

200

Structures is avascular, external, and functions to refract light rays is: 

cornea

300

Type of needle is frequently used in ophthalmologic procedures is: 

spatulated 

400

cryotherapy uses ___ to seal retinal tears and holes.

cold

500

Cataracts are categorized as a general condition of aging rather than disease process (T/F)

True