Bio Chemistry

Vitamin K dependent cofactors 
Mnemonic: "Several Tend  To Nicely Stop Clots"


Factor Seven, Ten, Two, Nine.
Protein S, Protein C.




Folate deficiency:  
Mnemonic: A FOLIC DROP
Alcoholism
Folic acid antagonists
Oral contraceptives
Low dietary intake
Infection with Giardia
Celiac sprue
Dilatin
Relative folate deficiency
Old
Pregnant

Niacin deficiency: signs and symptoms 

The famous 4 D's:

Diarrhoea
Dermatitis
Dementia
Death (if untreated)