Eyes and ears Flashcards

1
Q

what do we look for in regards to positioning of the eye?

A

exopthalmos (abnormal protrusion of the eye outward)

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2
Q

What is sebborrheic dermatitis of the eyebrow?

A

Flaky, white scales around the eyebrows

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3
Q

What is Sty?

A

The infection of a hair follicle in the eyelid

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4
Q

What is ptosis?

A

Drooping of the upper eyelid due to paralysis or disease

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5
Q

What is xanthelasma?

A

A yellow deposit of fat under the eyelid due to lipid disorder

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6
Q

What does Jaundice represent?

A

Liver failure

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7
Q

What does pallor represent?

A

shock, stress or anemia

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8
Q

What do we look at the eyelids for?

A

Sty, ptosis and xanthelasma

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9
Q

What do we check the cornea iris and lens for?

A

Opacity and cataract

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10
Q

What is miosis?

A

Constricted pupils

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11
Q

What is Anisoraca?

A

A condition where one pupil is more dilated than the other

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12
Q

What is mydriasis?

A

Dilated pupls

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13
Q

What characterises a palsy of cranial nerve 3?

A

The drooping if the eye on the opposite side

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14
Q

What is nystagmus?

A

rapid, involuntary movement of the eyes

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15
Q

What is lid lag?

A

a delay in the movement of the eyelid as the patient looks down. can be used to spot thyroid disease

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16
Q

What is the function of the optic disc?

A

Is the area at which all the nerve endings of the eye form together, as there are no rods or cones present in this area, it also creates a blind spot

17
Q

What is the red reflex?

A

The red reflex refers to the red colour that is observed through an opthalmoscope when observing the eye

18
Q

What is the macula and what is its function?

A

small area in the centre of the fovea which is responsible for detailed central vision

19
Q

What is the fovea?

A

A small deoression in the retina of the eye where the concentration of rods and cones is high, resulting in sharp vision

20
Q

What could be found in an examination of the external ear?

A
Scaring
Dermatitis
Infection
Inflammation
Pain
Eczema
Obvious signs of excess earwax
21
Q

What do we find in an otoscopic examination

A

Colour (should be pinkish grey)
Amount of wax
Infection
Condition and presence of cilia (hairs inside the ear)
Ear drum
Cone of light (shows that the ear drum is pulled taught, resulting in light being reflected back to us)