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Unit 4 > Dr. Lobo Hemopoiesis > Flashcards

Dr. Lobo Hemopoiesis Flashcards

1
Q

what kind of tissue is blood

A

connective tissue

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2
Q

what is the volume of lodd in an average human

A

5 L

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3
Q

what does hemopoiesis refer to

A

blood cells have a short life span and are continuously replaced by a process known as hemopoiesis

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4
Q

what are the 4 possible types of blood cells seen in the blood

A

red blood cells
granulocytes
agranulocytes
platelets

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5
Q

what are the 3 graunulocytes

A

basophils, eosinophils, neutrophils

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6
Q

what are the 2 types of agranulocytes

A

lymphocytes and monocytes

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7
Q

blood cell formation is known as

A

hemopoiesis

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8
Q

where is blood produced in the 3rd week of life

A

yolk sack

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9
Q

where is blood produced during the 3rd and 4th month of intrauterine life

A

liver and the spleen

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10
Q

where is blood produced in the 5-7th month of fetal life

A

bone marrow

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11
Q

what is the mnemonic to remember how blood is synthesized?

A

young liver synthesizes blood

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12
Q

where does hemopoiesis occur in adults?

A

axial skeleton

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13
Q

what does extramedullary hemopoiesis refer to

A

hemopooies occurring in the liver and spleen after birth. Normally this should only be occurring in the axial skeleton

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14
Q

what are the largest cells of the bone marrow and what do they form

A

megakaryocytes and they form platelets

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15
Q

problems with clotting are linked to what cell type

A

megakaryoctes

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16
Q

where is the location of bone marrow aspiraiton site

A

sternum and illiac crest . but the illiac crest is better because at the sternum it is thin and at risk of puncturing the heart

17
Q

if there is a failure of bone marrow what is this called

A

aplastic anemia aka pancytopenia

18
Q

what are progenitor cells termed

A

colony forming units

19
Q

what kind of cell is self renewing

A

pluripotent stem cells

Unit 4 (6 decks)

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