What are the three major steps of hemostasis?
1) Constriction of the blood vessel. 2) Formation of a temporary “platelet plug." 3) Activation of the coagulation cascade and Formation of “fibrin clot"
What is the function of platelets?
hemostasis and thrombosis
What do we call the cells in the bone marrow responsible for making platelets?
Megakaryoblasts/ Megakaryocytes
What are the constituents of blood plasma?
Hormones, Proteins, Water, Nutrients & metabolic waste, Electrolytes
What is the average lifespan of the circulating platelets?
8 - 10 days
What are the conditions in which your blood has a higher than normal number of platelets?
Thrombocytosis and Thrombocythemia
Credible or incredible source
Incredible
Credible or Incredible source?
credible
How is thrombocyte production regulated?
Thrombopoietin (TPO)
What are the components of whole blood?
Plasma, Platelets, White blood cells and Red blood cells
Place the blood cells in order of size from biggest to smallest
WBCs, RBCs, platelets
Where are the blood cells produced?
Bone marrow (the soft tissue inside your bone)
What is the other name of platelets?
Thrombocytes
True or False? Thrombocytes have nucleus
False