Platelets Flashcards
1
Q
What is a normal platelet count per high power field
A
8-15
2
Q
What platelet count per high power field indicates a platelet count of 15- 20,000/ uL
A
1per high power field
3
Q
BMBT
A
Buccal Mucosal Bleeding Time
4
Q
How long should it take to form a visible clot for a BMBT
A
3-4 minutes
5
Q
What is the incision size of the commercial BMBT device with blade
A
5mm long
1mm deep
6
Q
4 things the BMBT tests for
A
- Platelet number
- Platelet function
- Coag pathway
- Ability to form fibrin clot
7
Q
aPTT
A
Activated Partial Thromboplastin Time (25-29 seconds)
8
Q
PT
A
Prothrombin Time (10-14 seconds)
9
Q
Which pathways does the aPTT (activated partial thromboplastin time) test in 25-29 seconds
A
Intrinsic and Common
10
Q
Which pathways does the PT (prothrombin time) test in 10-14 seconds
A
Extrinsic and common
