What cells produce platelets?
Megakaryocytes
What hormone stimulates RBC production? Where is it released from and when?
Epo (erythropoietin)
Released from the kidneys in response to hypoxia
Where are RBCs that are not immediately required stored?
In the spleen
What do platelets produce and release to stimulate clotting?
Thromboxane A2 and 5-HT