Ophthalmic Surgery
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| show | External: cornea, sclera
Middle: iris, ciliary body & choroid
Internal: retina
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| show | fibrous
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| show | vascular pigment
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| What is the retina layer composed of? | show 🗑
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| show | Musculofibrous folds in front of the orbit
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| show | canthi (corner)
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| What are the extrinsic muscles of the eye? | show 🗑
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| What are the intrinsic muscles of the eye? | show 🗑
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| show | Anterior and posterior chambers
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| show | aqueous humor
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| show | vitreous humor in the vitreous body and aqueous humor
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| What is responsible for formation of the fluid? | show 🗑
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| show | 2nd cranial
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| What is the dilating drops that dilate the pupil and what do they do? | show 🗑
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| What are constricting drops and what do they do? | show 🗑
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| What is plastic repair of the entropion? | show 🗑
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| show | Surgery changes the relative strength of the individual muscles and therefore improves coordination.
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| show | No it is not
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| show | Resection and resession
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| show | Aqueous and vitreous humor
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| show | It is the removal of redundant skin of the upper lids.
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| What is a pterygium removed surgically? | show 🗑
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| What is the abbreviation for right eye, left eye and both eye? | show 🗑
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| show | A traumatic injury
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| show | Enucleation: entire eye is removed
Exenteration: entire contents of the orbit are removed
Evisceration: all the contents of the orbit are removed
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| When would enulceation be indicated? | show 🗑
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| show | Tumors, lid tumors that have extended into the orbit
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| show | Make room for a prostesis
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| When is Keratoplasty performed? | show 🗑
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| show | The transparency of the cornea is impaired due to infection
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| Where are corneas obtained from? | show 🗑
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| What is a radial keratotomy designed to do? | show 🗑
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| show | Refraction
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| show | Individual must at least have a 2D of myopia or the eyes are otherwise healthy
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| What is a cataract extraction? | show 🗑
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| show | Intracapsular, extracapsular and phacoemulsification
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| What procedures can be done for glaucma? | show 🗑
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| show | Presence of neoplasms, tears (injury) holes (generation or detachment)
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| What surgical procedures are performed in the treatment of retinal detachment? | show 🗑
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| show | At the optic disk
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| show | Cataract
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| Inflammation of one or more of the glands of the eyeball | show 🗑
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| show | Conjunctiva
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| Turning inward of the eye lid | show 🗑
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| show | Glaucoma
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| Grafting or corneal tissue from one eye to another | show 🗑
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| show | Limbus
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| show | Pterygium
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| Drooping upper eye lid | show 🗑
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| show | Pupil
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| Separation of the retinal layers from the pigmented layer of the retina | show 🗑
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| Inability to direct the two eyes at the same objects because of lack of coordination or extraocular muscles | show 🗑
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| show | Dacryocystorhinostomy
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| show | Dacryocystits
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| show | Lacrimal Duct Probing
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| show | Choroid
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| An extension of the choroid located at the periphery of the anterior choroid Smooth muscle to which the suspensory ligaments are attached | show 🗑
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| show | Lens
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| Is divided into two chambers by the iris. Lies directly in front of the iris | show 🗑
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| Is directly posterior to the iris but anterior to the lens | show 🗑
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| show | Conjunctiva
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| Where does the light come thorough | show 🗑
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| show | Sclera
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| show | transparent and biconvex
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| Where is the lacrimal gland located? | show 🗑
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| Into which structures do the lacrimal ducts drain tears? | show 🗑
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| show | anterior chamber
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| Misalignment or deviation from coordinated movement of the eyes is | show 🗑
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| If looking at the right eye of a patient and assigning clock positions of 12, 3, 6, and 9 o’clock to the rectus eye muscles, which of the following would be CORRECT? | show 🗑
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| Which structure of the eye is colored and its muscles constrict or relax to control the amount of light entering the pupil? | show 🗑
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| show | 3
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| show | cornea and sclera
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| show | conjunctiva
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| What is the name of the gelatin-like fluid that fills the posterior cavity of the eye? | show 🗑
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| show | central fovea
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| show | extrinsic
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| What structure is avascular, external, and its function is to refract light rays? | show 🗑
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| The anterior chamber is the space ____. | show 🗑
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| show | ciliary body
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| show | retrobulbar
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| The outermost tunic of the eyeball is called the ____. | show 🗑
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| The posterior chamber is the space ____ | show 🗑
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| The innermost tunic of the eye is the ____. | show 🗑
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| A process in which the lens continually changes shape to maintain the focus of an image on the retina | show 🗑
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| In ophthalmic surgery, an temporary traction suture placed through the sclera used to pull the globe laterally for exposure of the posterolateral surface. It resemblance to the reins of a horse's bridle. | show 🗑
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| Clouding of vision caused by a disease in which the crystalline lens of the eye, its capsule, or both become opaque. This prevents light from focusing on the retina, resulting in visual distortion. It can develop as a result of disease or injury. | show 🗑
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| A technique in which a cold probe is used to freeze tissue, such as the sclera, ciliary body (for glaucoma), or retinal layers, after detachment. | show 🗑
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| Low-power cautery used to mark the sclera over an area of retinal detachment | show 🗑
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| show | Enucleation
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| show | Evisceration
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| show | Focal point
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| A group of diseases characterized by elevation of the intraocular pressure. Sustained pressure on the optic nerve and other structures may result in ischemia and blindness | show 🗑
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| show | Keratoplasty
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| show | Muscle recession
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| A process whereby high-frequency sound waves are used to emulsify tissue, such as cataract | show 🗑
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| A triangular membrane that arises from the medial canthus; the tissue may extend over the cornea, causing blindness | show 🗑
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| show | Refraction
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| A flat-tipped suture needle commonly used in ophthalmic surgery | show 🗑
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| Inability to coordinate the extraocular muscles, which prevents binocular vision | show 🗑
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| Outer Fibrous Tunic contains | show 🗑
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| Middle Vascular Tunic contains | show 🗑
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| Inside Tunic contains | show 🗑
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| show | Ectropion
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| show | Lacrimal Duct Probing
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| show | Frontal, sphenoid, zygomatic, maxilla, lacrimal, and ethmoid
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| show | Hyperopia
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| The anterior-posterior distance is too long, the focal point lies in front of the retina, resulting in blurred vision of distant objects, nearsightedness | show 🗑
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| Removal of the vitreous from the anterior chamber | show 🗑
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| show | Scleral Buckling
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| show | Trabeculectomy
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| The laser is used to shrink collagen and stretch the canal of Shlemm and expanding canal, increasing drainage, and reducing IOP | show 🗑
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| One or more bony sections of the orbital cavity are removed to reduce pressure on the optic nerve. | show 🗑
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| Complete removal of the eyeball (globe). | show 🗑
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| Contents of the eye are removed, but the outer shell of the sclera and the muscle attachments are left intact | show 🗑
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| Removal of the entire eye and orbital contents, includes eyelids, ocular muscles, and orbital fat | show 🗑
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| Strabismus is defined as ____. | show 🗑
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| A small lump on the inner or outer surface of the eyelid caused by an inflammatory reaction of material trapped inside an oil-secreting gland is called a(n) ____. | show 🗑
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| show | glaucoma
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| show | lacrimal duct dilation
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| show | removing an opaque lens
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| Recession or resection is the surgical treatment for ____. | show 🗑
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| What instrument is used to remove the recipient cornea during keratoplasty? | show 🗑
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| Cryotherapy involves the use of ____. | show 🗑
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| Why is dacryocystorhinostomy performed? | show 🗑
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| During extracapsular cataract extraction, the ____ capsule remains. | show 🗑
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| show | to stabilize the globe
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| Vitrectomy requires the use of what piece of specialized equipment? | show 🗑
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| Mydriatics and cycloplegic drugs cause ____. | show 🗑
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| show | reduce intraocular pressure
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| Decadron is a common ____. | show 🗑
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| The most common suture needle used for corneal suturing is ____. | show 🗑
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| The ____ scissors are useful in strabismus and conjunctiva operations. | show 🗑
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| Entropion is a condition that affects the ____. | show 🗑
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| Intraocular pressure is measured with a ____ prior to any incision. | show 🗑
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| show | Weck
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