Week 1 - Quiz revision

Question 1

What is the medical term for ‘pink eye’?

Answer 1

Conjunctivitis

Question 2

In a slit lamp you observe 3 and 9 o’clock staining. Is this a sign of dry eye?

Answer 2

Yes

Question 3

Name 3 symptoms of marginal dry eye.

Answer 3

Soreness
Tiredness
Grittiness
Dryness
Burning
Itching
photophobia
foreign body sensation
irritation

Question 4

What are 2 causes of polymegathism?

Answer 4

age
hypoxia

Question 5

What is the ‘umbrella’ term used to describe a condition that affects the choroid, ciliary body and the iris? You also observe white blood cells in the anterior chamber.

Answer 5

Uveitis

Question 6

If there is too much water in the stroma what might happen to the patients vision? 2

Answer 6

Haze
Potential blindess

Question 7

How does meibomian gland dysfunction cause an unstable tear film?

Answer 7

stops the lipid layer coming out properly

Question 8

What can cause an inferior arcuate staining?

Answer 8

Incomplete blink

Question 9

What condition is also know as ‘Bulging eyes’ likely from Thyroid issues?

Answer 9

Exopthalmos

Question 10

What is the medical term for dry eye?

Answer 10

Kerato-conjunctivitis Sicca

Question 11

What are the 5 layers of the cornea?

Answer 11

Epithelium
Bowmans Layer
Stroma
Desments Membrane
Endothelium

Question 12

A patient presents to care with Superficial Punctate Staining what could of caused it?5

Answer 12

improper use of hydrogen peroxide
cls overwear
viral conjunctivitis
blepharitis
chemical burns/Uv exposure

Question 13

A patient was seen by you a year ago and the cornea was clear. Now they have presented with new blood vessels encroaching on the cornea. What is the condition called?

Answer 13

Neo-Vascularization

Question 14

The eyelashes rub on the cornea because the eyelid turns inwards. What two conditions are present (primary + secondary). What can we offer the px to be comfortable?

Answer 14

Entropian - primary
Trichiasis - secondary
A bandage contact lens

Question 15

What causes blanching?

Answer 15

the contact lens fitting too tight on the landing zone

Question 16

A patient presents with a tear prism that is higher than 4mm. The patient is finding that his eyes are frequently tearing. What should the optician check for and why?

Answer 16

A plugged punctum - this will cause a high tear prism and tear pouring out of the eye

Question 17

If a patient is suffering from fleicher’s ring what disease is also present?

Answer 17

keratoconus

Question 18

Name the causes of a corneal abrasion? 7

Answer 18

finger nail
dust
debris
foreign body that was rubbed
improper cls insertion and removal
rubbing the eye
scratches

Question 19

What layer is responsible for pumping to maintain corneal deturgescence?

Answer 19

Endothelium

Question 20

A patient presents to care and reports a severe allergy to pollen and a swollen conjunctival tissue. What is the condition and do we need to refer?

Answer 20

Chemosis
No need to refer for allergy

Question 21

What is the medical term for more than one row of eyelashes?

Answer 21

Distichiasis

Question 22

What is the medical term for ‘excessive tearing’?

Answer 22

epiphoria

Question 23

Name the 3 layers of the tear film.

Answer 23

Mucin layer
Aqueous layer
Lipid layer

Question 24

What are the causes of arcus senilis? 3

Answer 24

aging
high cholesterol
lipid deposits

Question 25

What is the condition called where structural thinning observed? What are the 4 causes?

Answer 25

Dellen

Corneal dryness
GP rubbing on edge of limbus
Injury
Disease