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Extraocular muscles: movements

"ObliqLiques cause lateral rotation of eyeball":
· Obliques cause lateral, all other rectii are medial rotators of the eyeball.
Action of the obliques is opposite to their names.
Action of the rectii is rightly fitting to their names.
Both superiors cause intorsion and both inferiors cause extorsion.
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---Varsha RMC, Loni, India

Dacryocystitis, dacryoadenitis: apparatus affected

Dacryocystitis, dacryadenitis:
· Cry, so affects lacrimal gland.
· Infection and inflammation, respectively.
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---Anonymous Contributor

Cataracts: causes

CATARAct:
Congenital
Aging
Toxicity (steroids, etc)
Accidents
Radiation
Abnormal metabolism (diabetes mellitus, Wilson's)
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---Anonymous Contributor

Perinaud's syndrome: clinical features

PERINAUD'S:
Pseudo 6th nerve palsy/ Penial region
Eyelid Retraction
Internuclear ophthalmoplegia
Nystagmus
Accomodation reflex present
Upward gaze palsy
Defective convergence/ Decerebrate rigidity
Skew deviation
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---Ram Mohan Svrr Tirupathi AP India

Benidict's syndrome: site affected

Benidict's test for sugar gives red precipitate.
Similarly, Benidict's syndrome affects red nucleus.
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---Ram Mohan Svrr Tirupathi AP India

Coma: differential

UNCONSCIOUS:
Units of insulin
Narcotics
Convulsions
Oxygen
Nonorganic
Stroke
Cocktail
ICP
Organism
Urea
Shock
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---Tom Hiser Clear Lake Emergency Medical Corps

Organ of corti: location

The organ of COrti
is inside the COchlea.
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---Rinku Uberoi Willsey Institute

Meninges: layers in order

PAD:
Piamater
Arachnoid
Dura
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---Mohammed Azizuddin Ahmed Indian Medical Council

Alzheimer's disease: common characteristics

ALZHEIMER'S:
Anterograde amnesia is usually first sign
Life expectancy increase shows more cases in recent years
Zapped (loss of) acetylcholinergic neurons
Hereditary disease
Entire hippocampus becomes affected
Identified by neurofibrillary tangles
Mutation in amyloid genes associated w/ disease
Entorhinal areas degenerate first
Retrograde amnesia ultimaltely develops
Senile plaques are formed at synapse
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---David H. Chafey Ponce School of Medicine

Ganser syndrome: key diagnostic feature

The word "Ganser" is close to but not quite the word "Answer".
Ganser's syndrome is when patient gives an answer that is close to, but not quite. For example 2+2=5.
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---Anonymous Contributor