Blood — Hematopoiesis

Question 1

hematopoiesis

• definition
• production location: diff. names / where exactly (LEF + details)

Answer 1

• blood cell formation (not only RED blood cell! ALL, platelets/WBCs/RBCs)
• RED bone marrow, aka spongy bone
  &raquo_space; found in flat bones…..cranium, sternum, ribs, scapula
  &raquo_space; epiphyseal ends of femur/humerus
  &raquo_space; lympathic tissue……spleen, tonsils, lymph nodes. only SOME CELLS though: agranular leukocytes (ML)

Question 2

myeloid tissue

- what is it

Answer 2

• another name for red bone marrow

- place where hematopoiesis takes place

Question 3

hematocytoblasts

• etymology
• other names (2)

Answer 3

• hemato = blood; cyto = cell; blasts = birth

- AKA blood stem cells OR undifferentiated MESENCHYMAL cells