Eyes and ears Flashcards
(21 cards)
what do we look for in regards to positioning of the eye?
exopthalmos (abnormal protrusion of the eye outward)
What is sebborrheic dermatitis of the eyebrow?
Flaky, white scales around the eyebrows
What is Sty?
The infection of a hair follicle in the eyelid
What is ptosis?
Drooping of the upper eyelid due to paralysis or disease
What is xanthelasma?
A yellow deposit of fat under the eyelid due to lipid disorder
What does Jaundice represent?
Liver failure
What does pallor represent?
shock, stress or anemia
What do we look at the eyelids for?
Sty, ptosis and xanthelasma
What do we check the cornea iris and lens for?
Opacity and cataract
What is miosis?
Constricted pupils
What is Anisoraca?
A condition where one pupil is more dilated than the other
What is mydriasis?
Dilated pupls
What characterises a palsy of cranial nerve 3?
The drooping if the eye on the opposite side
What is nystagmus?
rapid, involuntary movement of the eyes
What is lid lag?
a delay in the movement of the eyelid as the patient looks down. can be used to spot thyroid disease
What is the function of the optic disc?
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
What is the red reflex?
The red reflex refers to the red colour that is observed through an opthalmoscope when observing the eye
What is the macula and what is its function?
small area in the centre of the fovea which is responsible for detailed central vision
What is the fovea?
A small deoression in the retina of the eye where the concentration of rods and cones is high, resulting in sharp vision
What could be found in an examination of the external ear?
Scaring Dermatitis Infection Inflammation Pain Eczema Obvious signs of excess earwax
What do we find in an otoscopic examination
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)
