02 Platelets

• primary hemostasis

VWF

• stored in alpha granules in platelets and WP bodies in endothelial (also releases P selectin)
• released from both during injury

Activation

• platelets stick together

Bleeding Time

Links to this note

• step 1 Heme
  • 02 Platelets
• 05 Platelet Disorders
  • related: 02 Platelets

• superficial bleeding highly dependent on platelet and not coagulation cascade