APPT and PT

Question 1

Explain the mneumonic PET a PITTBUL

Answer 1

PT is Extrinsic pathway (turn E on it’s side and you get W for warfarin)
APTT is Intrinsic pathway (turn capital I on it’s side and you get H for heparin)

Question 2

What clotting factors are in the extrinsic pathway?

Answer 2

VII

Question 3

What clotting factors are in the intrinsic pathway?

Answer 3

VIII, IX, XI, XII

Question 4

What clotting factors are in the common pathway?

Answer 4

V, X, prothrombin, fibrinogen