What is the term for the process by which platelets release chemical signals to attract more platelets to the site of injury?

A Chemotaxis
B Aggregation ✓
C Adhesion
D Activation

Explanation

Platelet aggregation is the process by which platelets release chemical signals to attract more platelets to the site of injury, forming a platelet plug.

Mnemonic

Aggregate = gather together

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high