Blood Flashcards

1
Q

Molecule associated w/external surfaces of aggregated platelets and is involved in extrinsic and intrinsic mechanisms of blood clotting.

A

PF3

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2
Q

Blood pH avg

A

7.4

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3
Q

Special hemoglobin in fetal red blood cells

A

Hemoglobin F

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4
Q

Leukocytes and platelets approx _____% blood volume

A

1%

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5
Q

Universal donor

A

O

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6
Q

Regulatory function of blood

A

Maintenance of normal pH in body tissues

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7
Q

Protective function of blood

A

prevention blood loss

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8
Q

NOT a phase of erythropoiesis

A

projection of vacuoles

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9
Q

Trigger erythropoiesis

A

hypoxia of EPO-producing cells

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10
Q

As red blood cells age…

A

membranes “wear out” and become damaged

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11
Q

Blood AB negative can..

A

receive any blood type except w/Rh antigen

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12
Q

Most abundant plasma protein is…

A

Albumin

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13
Q

No anti-A and No anti-B what type?

A

O

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14
Q

What is main site of blood cell formation?

A

Red marrow

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15
Q

What is main site of blood cell formation?

A

Red marrow

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16
Q

What are the blood volume restorers?

A
  • Dextran
  • Albumin
  • Saline solutions
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17
Q

Normal hemoglobin measurement per ‘‘g/100 ml’’

A

16 g/100 ml

18
Q

Normal plasma proteins..

A
  • fibrinogen
  • gamma globulin
  • albumin
19
Q

Expected w/Polycythemia…

A
  • high hematocrit
  • increased blood volume
  • high blood pressure
20
Q

Visible cytoplasmic granules in…

A
  • Basophils
  • Eosinophils
  • Neutrophils
21
Q

Phases of homeostasis

A
  • vascular spasm
  • platelet plug
  • coagulation
22
Q

Known Red Blood Cell antigens..

A
  • Lewis
  • Kell
  • Duffy
23
Q

Sequence of developmental blood cells..

A
  • proerythroblast
  • late erythroblast
  • normoblast
  • reticulocyte
24
Q

Lack of intrinsic factor, leads to B12 deficiency and large pale cells called macrocytes, is a characteristic of what?

A

Pernicious anemia

25
Q

Lack of intrinsic factor, leads to B12 deficiency and large pale cells called macrocytes, is a characteristic of what?

A

Pernicious anemia

26
Q

The slowest step in clotting process is…

A

Formation of prothrombin activator

27
Q

The slowest step in clotting process is…

A

Formation of prothrombin activator

28
Q

Thromboembloic disorders include _________ formation, which is a clot moving w/in circulatory system.

A

embolus formation

29
Q

Causes of bleeding disorders:

A
  • Vitamin K deficient
  • Defect in clotting
  • Thrombocytopenia
30
Q

Causes of bleeding disorders:

A
  • Vitamin K deficient
  • Defect in clotting
  • Thrombocytopenia
31
Q

Leukocytes are..

A

nucleated

32
Q

Blood plasma is…

A

90% water

33
Q

What do platelets do?

A

Stick to blood vessel to help seal

34
Q

Age related blood disorders include…

A

Anemias and thrombombolic disorders

35
Q

Sequence clotting..

A
  • Formation of thromboplastin
  • Prothrombin -> thrombin
  • fibrinogen ->fibrin
36
Q

Pre-curser of basophil…

A

myelooblast

37
Q

These impair coagulation…

A
  • Vitamin K deficiency
  • Hypocalcemia
  • Liver disease
38
Q

Blood is a…

A

suspension

39
Q

What organ regulates erythrocyte production…

A

Kidney

40
Q

What organ regulates erythrocyte production…

A

Kidney