Haematopoesis Flashcards
what sort of immunity are B cells involved in?
humoral
what sort of things are NK cells particularly important for defending against?
viruses and tumours
what do monocytes turn into?
macrophages
lifespan of a neutrophil?
7-8 hours
polychromasia, immediate precursor of erythrocyte?
reticulocyte
anything with word blast in it?
nucleated pre cursor cell
precursor for platelet?
megakaryocyte
all blood cells come from?
haemapoetic stem cells
which cells do “lymphoid” refer to?
B lymphocytes, T lymphocytes and NK cells
What is the site of haematopoesis in utero
yolk sac
when is haematopoesis occurring in the bone marrow?
week 16
formed blood cells can pass through what to enter the circulation?
fenestrations
neutrophils migrate towards?
sinusoid
what colour is active marrow and inactive marrow?
red is active, yellow is fatty and inactive
how do you look at cell morphology?
blood film