Surgical Technology Chapter 16 Study Guide

Front 1

Which retinal structure allows the perception of General shapes and Shades of Gray in dim light?

Back 1

C. Rods

Front 2

What kind of anesthetic block is used for a vitrectomy procedure?

Back 2

D. Retrobulbar

Front 3

Perfluorocarbon and sulfur hexafluoride are used to

Back 3

C. Keep pressure on the retina

Front 4

Which of the following is a pharmacologic agent that constricts the pupil of the eye?

Back 4

A. Acetylcholine

Front 5

A trephine is used in which ophthalmologic procedure?

Back 5

C. Keratoplasy

Front 6

Which sterile irrigation fluid is used for ophthalmic procedures?

Back 6

A. BSS or balanced salt solution

Front 7

The normal condition of the lens of the eye is

Back 7

D. Transparent and biconvex

Front 8

What is another name for the traction suture used to manipulate the globe of the eye

Back 8

A. Bridle

Front 9

Which of the following represents the replacement device for the cataract lens in the eye a. Ioc B. IOL C. IOP d. IUD

Back 9

B. IOL

Front 10

Where is the lacrimal gland located

Back 10

D. Upper lid, outer angle of the Orbit

Front 11

Into which structures do the lacrimal ducts drain tears

Back 11

C. Nasal cavity

Front 12

Which procedure done on an eye with an internal malfunction or loss of contents and no possible recovery of sight provided better mobility and cosmetic result with a prosthetic eye

Back 12

C. Evisceration

Front 13

Which procedure surgically treats glaucoma

Back 13

B. Iridectomy

Front 14

What is the portion of the eye between the cornea and the iris in which Aqueous fluid flows and nourishes tissues

Back 14

A. Anterior chamber

Front 15

What is another name for a cystic structure caused by an inflammatory response to material trapped in the Meibomian gland

Back 15

B. Chalazion

Front 16

Which of the following is an inward turning of the eyelid with resulting corneal irritation

Back 16

D. Entropian

Front 17

Which instrument is used to remove the cataract lens in preparation for intraocular lens replacement

Back 17

D. Phacoemulsification handpiece

Front 18

Which of the following is the name of a lock or non-locking needle holder frequently used in Ophthalmology

Back 18

B. Castroviejo

Front 19

Which of the following scissors would not be used for ophthalmologist procedures

Back 19

A. Jorgenson

Front 20

What passes through the canal of the schlemm

Back 20

A. Aqueous humor

Front 21

Misalignment or division for coordinated movement of the eyes

Back 21

D. Strabismus

Front 22

It's looking at the right eye of a patient and assigning clock positions 12, 3, 6, and 9 o'clock to the redness I muscles which of the following would be correct

Back 22

A. 12 equals Superior 3 equals medial 6 equals inferior 9 equals lateral

Front 23

Which of the following is the term for crossed eyes

Back 23

B. Estropia

Front 24

Which structure of the eye is colored and it's muscles constrict or left to control the amount of light entering the pupil

Back 24

B. Iris

Front 25

How many tunics comprise the structure of the globe of the eye

Back 25

C. 3

Front 26

Which two structures form the outer tunics of the globe of the eye

Back 26

B. Cornea and sclera

Front 27

Which procedure involves adjusting sutures after the patient has recovered completely from anesthesia but within 24 hours

Back 27

D. Recession or resection

Front 28

Which structure of the eye is the thin transparent lining of the inner surface of the eyelid and covers the sclera

Back 28

A. Conjunctiva

Front 29

Which of the following is not used for visualization and ophthalmologic procedures

Back 29

A.colposcope

Front 30

Which of the following names represents an ice speculum that resembles an Metal paper clip

Back 30

A. Barraquer

Front 31

All of the following are methods of intraocular lens insertion except

Back 31

A. Fan filter through small incision

Front 32

How would a definitive diagnosis of detached retina be obtained if Hemorrhage is present in the eye

Back 32

D. Surgical vitrectomy

Front 33

What is the name of the gelatin-like fluid that fills the posterior cavity of the eye

Back 33

D. Vitreous humor

Front 34

For what surgical procedure would a ocutome be used

Back 34

A. Vitrectomy

Front 35

Which substance is used following vitrectomy for long-term support of the right now with your restrictions on position

Back 35

B. Silicone oil

Front 36

What is the name of the membrane that contains and includes the vitreous humor in the posterior cavity

Back 36

C. Hyaloid

Front 37

Where would a Veris Rod be placed to relieve or prevent obstruction

Back 37

A. Canaliculus

Front 38

What is the condition of the lens that is treated by cataract extraction

Back 38

D. Opacified

Front 39

In which of the following procedures would sutures most likely not be necessary

Back 39

A. Extracapsular cataract extraction

Front 40

What is the name of the opening created in the outer tunic for insertion of the infusion cannula for extraction of vitreous

Back 40

C. Sclerotomy

Front 41

What is the name of the structure that is a small depression containing on the Cullens and has the highest visual acuity

Back 41

B. Central fovea

Front 42

Tetracaine drops are used in up the logic procedures to

Back 42

B. The surface of the eye and surrounding structures

Front 43

Which of the following techniques uses a laser to treat retinal tears or proliferative diabetic retinopathy

Back 43

A. Endophotocoagulation

Front 44

Which procedure may be done in conjunction with the vitrectomy if the surgeon is unable to gain visualization of the posterior cavity of the eye

Back 44

D. Lensectomy

Front 45

What is the term for the six muscles that provide movement of the eye

Back 45

B. Extinsic

Front 46

Which of the following is an intraocular procedure

Back 46

D. Vitrectomy

Front 47

What structure is avascular external and its function is to refract light rays

Back 47

D. Cornea

Front 48

Which structure has four layers epithelial cells, substantia propria, elastic lamina, and endothelial cells

Back 48

A. Cornea

Front 49

What type of needle is frequently used in ophthalmologic procedures

Back 49

D. 3/8 Circle spatula

Front 50

Cryotherapy uses which of the following to seal retina tears in Holes

Back 50

A. Cold

Front 51

Type of drape with a rounded fenestration and adhesive backing used when procedure involves the globe of the eye

Back 51

Aperture

Front 52

Type of drape sheet with you configuration adhesive aged lens used for procedures requiring broader access to extraocular areas

Back 52

Split

Front 53

Thick connective tissue structure that provides Integrity to the shape of the eyelid may be repositioned in entropion repair

Back 53

Tarsal plate

Front 54

Angular Junction of the eyelids at either corner of the eye

Back 54

Canthus

Front 55

Porous circumferential band of tiny canals through which the aqueous humor drains

Back 55

Trabecular meshwork

Front 56

Name of line of mini scalpel blades used in Ophthalmologic and ENT

Back 56

Beaver

Front 57

Visual defect in which one object is semen duplicate treated with adjustable suture technique of strabismus correction

Back 57

Diplopia

Front 58

Variable rate, reciprocating, and cutting tip and piece attached to suction

Back 58

Vitrector

Front 59

Unit of measurement of the optical power of a magnifying lens

Back 59

Diopter

Front 60

Hereditary, Progressive, non inflammatory disease of the anterior surface of the eye diagnostic indication for keratoplasty

Back 60

Corneal dystrophy

Front 61

True or false overhead or Spotlight should be placed on highest setting to provide necessary illumination during intraocular procedures

Back 61

False

Front 62

True or false donor corneas must be screened for HIV, hbv, and cjd prior to transplant

Back 62

True

Front 63

True or false the surgical technologist must develop the ability to transfer very small, delicate instruments into the surgeon's hand in a functional manner so that he or she does not have to look away from the microscope

Back 63

True

Front 64

True or false cataracts are categorized as a general condition of Aging rather than a disease process

Back 64

True

Front 65

True or false gas injections into the posterior cavity of the eye following vitrectomy is more stable and requires fewer restrictions of a patient with regard to positioning and altitude then silicone oil

Back 65

False