Platelets, also called thrombocytes (thromb- + -cyte, blood clot cell), are a component of blood whose function (along with the coagulation factors) is to stop bleeding by clumping and clotting blood vessel injuries.
Milk of the poppy is essentially the Westeros version of morphine. Maesters make it from crushed poppy flowers, and morphine and other opiate-based drugs are made from poppy plants. Indeed, the books' descriptions strongly suggest that the poppy is intended to be the real-world opium poppy (Papaver somniferum).
Flower of opium poppy (Papaver somniferum) grown from commercial poppy seed. This strain has very pale petals compared with other more showy cultivars. Mature seed pod of the opium poppy (Papaver somniferum) with milky latex sap dripping from a recent cut.The latex sap contains a mixture of naturally-occurring narcotic alkaloids including morphine and codeine. Morphine is acetylated to produce diacetylmorphine, better known as heroin.eeds from the opium poppy are commonly used on poppy seed bagels. Although they don't cause any narcotic effects on hungry people after their coffee breaks, poppy seeds can trigger a positive reaction in very sensitive urine tests for drugs.