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
Lack of intrinsic factor, leads to B12 deficiency and large pale cells called macrocytes, is a characteristic of what?
Pernicious anemia
26
The slowest step in clotting process is...
Formation of prothrombin activator
27
The slowest step in clotting process is...
Formation of prothrombin activator
28
Thromboembloic disorders include _________ formation, which is a clot moving w/in circulatory system.
embolus formation
29
Causes of bleeding disorders:
- Vitamin K deficient - Defect in clotting - Thrombocytopenia
30
Causes of bleeding disorders:
- Vitamin K deficient - Defect in clotting - Thrombocytopenia
31
Leukocytes are..
nucleated
32
Blood plasma is...
90% water
33
What do platelets do?
Stick to blood vessel to help seal
34
Age related blood disorders include...
Anemias and thrombombolic disorders
35
Sequence clotting..
- Formation of thromboplastin - Prothrombin -> thrombin - fibrinogen ->fibrin
36
Pre-curser of basophil...
myelooblast
37
These impair coagulation...
- Vitamin K deficiency - Hypocalcemia - Liver disease
38
Blood is a...
suspension
39
What organ regulates erythrocyte production...
Kidney
40
What organ regulates erythrocyte production...
Kidney