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HEMA 1 LEC > Hematopoiesis > Flashcards

Hematopoiesis Flashcards

1
Q

The process of blood cell production, differentiation, and development

A

Hematopoiesis

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2
Q

Give the 3 types of Human Stem Cells

A
  1. Totipotential stem cell
  2. Pluripotential stem cells
  3. Multipotential stem cells
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3
Q

The most versatile stem cell that can develop to any human cell type

A

Totipotential stem cell

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4
Q

These are cells that are present several days after fertilization, it can develop to any cell type except they cannot develop into a fetus

A

Pluripotential stem cells

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5
Q

the source of stem cells

A

Pluripotential stem cells

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6
Q

These cells are derived from pluripotent stem cells that can be found in adults but limited to specific types of cells to form tissues

A

Multipotential stem cells

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7
Q

Also known as the fetal stage

A

Yolk sac

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8
Q

Yolk sac

A

Mesoblastic phase

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9
Q

site of primitive hematopoiesis

A

yolk sac

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10
Q

begins during the first 2 to 8 weeks of life

A

Mesoblastic phase

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11
Q

What are the three embryonic hemoglobin?

A

Gower-1
Gower-2
Portland

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12
Q

The major hematopoietic organ of early and midfetal life

A

Liver

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13
Q

Hepatic phase begins at the

A

sixth week (2nd - 5th month)

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14
Q

In this phase the bone marrow becomes the primary site of hematopoiesis

A

Medullary (myeloid) phase

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15
Q

Is considered one of the body’s largest organs next to skin

A

Bone Marrow

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16
Q

is normally inactive and composed mostly of adipose tissue

A

yellow marrow

17
Q

is normally active in the production of most types of leukocytes, erythrocytes, and thrombocytes

A

red marrow

18
Q

represents approximately 3.5% to 6% of total body weight

A

bone marrow

19
Q

The only site that produces T-cells

A

Thymus

20
Q

bone-forming cells

A

Osteoblasts

21
Q

bone-resorbing cells

A

Osteoclasts

22
Q

Life span of RBC

A

120 days

HEMA 1 LEC (1 decks)

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