VITAMIN K

Today topic is about vitamin. Specifically vitamin K. Nowadays, my friends are crazy about vitamin. So I wanna write about vitamin.

Basically, as a medical student we should know about vitamin K. Why? Because it important for blood clot

If you want to write essay about vitamin K you should consider about it function, metabolic and nutritional aspect.
You must be wondering about how to write its metabolism. When you write about metabolism, you should write about its absorption, storage.
And if you wanna write about nutritional aspect,you should write about its sources, deficiency, toxicity and its recommendations.
*or you just write whatever you want.
 LETS BEGIN

 FUNCTION
- Main function of vitamin K is helps bloot clot.
 why?
 vitamin K required for glutamatic acid to change to gamma-carboxy glutamic acid. Prothrombin, factor 7,    factor 9, factor 10 have gamma-carboxy glutamic acid in their structures.
- Vitamin K administered before operation to reduce bleeding during surgery
- Vitamin K administered to all new borns
- Vitamin K needed for making key protein for bone formation.

SOURCES
- Bacteria synthesis in the Gastrointestinal tract
-vitamin K RICH food ( liver, green leafy vegetable,member of cabbage family)
-vitamin K SMALL amount ( milk,cereal, fruit,egg)

DEFICIENCY
Deficiency of Vitamin K is unlikely. EXCEPT
-NEWBORN BABY ( why?)
because they have clean GI Tract, because inadequate stores
-PERSON THAT TAKE ANTIBIOTIC
because the bacteria have been killed by antibiotic
major symptom : haemorraging (loss of blood )

TOXICITY
high dose of vitamin K reduce the effectiveness of anticoagulant drugs

RICH IN VITAMIN K