Heparin, Histamine, and Serotonin are Secreted by ____

Question

​Heparin, histamine, and serotonin are secreted by ____.
A) ​monocytes
B) ​basophils
C) ​macrophages
D) ​eosinophils

Accepted Answer

Heparin, histamine, and serotonin are all granules secreted by basophils. Monocytes differentiate into macrophages, while eosinophils secrete different substances such as major basic protein and eosinophil cationic protein.

​Heparin, histamine, and serotonin are secreted by ____.

Heparin, histamine, and serotonin are secreted by ____.