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FAST REVISION
Oral Medicine
Warfarin acts by inhibiting the vitamin K-dependent synthesis of factors II, VII, IX, and X, as well as proteins C and S. This anticoagulant effect decreases the formation of thrombin and fibrin and is used to prevent thrombus formation and emboli
Physiology
The acrosome is a cap-like structure located on the head of a spermatozoon. It contains lysosome-like organelles rich in enzymes that are essential for penetrating the egg's outer layers during fertilization.
Endodontics
1) The upper first premolar usually has two canals: This statement is true. While the presence of two canals in the upper first premolar is not guaranteed, it is quite common to find two canals in this tooth.
2) Root canal instruments ar