Haematopoesis Flashcards

1
Q

what sort of immunity are B cells involved in?

A

humoral

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2
Q

what sort of things are NK cells particularly important for defending against?

A

viruses and tumours

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3
Q

what do monocytes turn into?

A

macrophages

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4
Q

lifespan of a neutrophil?

A

7-8 hours

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5
Q

polychromasia, immediate precursor of erythrocyte?

A

reticulocyte

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6
Q

anything with word blast in it?

A

nucleated pre cursor cell

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7
Q

precursor for platelet?

A

megakaryocyte

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8
Q

all blood cells come from?

A

haemapoetic stem cells

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9
Q

which cells do “lymphoid” refer to?

A

B lymphocytes, T lymphocytes and NK cells

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10
Q

What is the site of haematopoesis in utero

A

yolk sac

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11
Q

when is haematopoesis occurring in the bone marrow?

A

week 16

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12
Q

formed blood cells can pass through what to enter the circulation?

A

fenestrations

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13
Q

neutrophils migrate towards?

A

sinusoid

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14
Q

what colour is active marrow and inactive marrow?

A

red is active, yellow is fatty and inactive

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15
Q

how do you look at cell morphology?

A

blood film

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16
Q

what is the study of antigen expression using specific antibodies called?

A

immunophenotyping

17
Q

process which identifies patterns of protein expression unique to cell lineage

A

immunophenotyping