blood transfusion Flashcards

(45 cards)

1
Q

Complex mixture of cells, water, proteins, and
sugars

A

Blood

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2
Q

process of donating own blood

A

autologous

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3
Q

friend or family member of the patient donates the blood

A

Directed

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4
Q

also known as autologous blood salvage.
procedure involving recovering blood lost during surgery and re infusing it into the patients

A

Intraoperative blood salvage

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5
Q

transfusion method that may be done induction of anesthesia.
blood obtained is then re infused after surgery

A

Hemodilution

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6
Q

Types of blood donation

A

Directed
Autologous
Intraoperative blood salvage
hemodilution

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7
Q

complications of blood donations

A
  1. excessive bleeding at venipuncture site
  2. Fainting
  3. Anginal chest pain
  4. Seizures
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8
Q

the most important blood type system (or
blood group system) in human blood
transfusion.
it identifies which sugars are present on the membrane of a person’s erythrocytes.

A

ABO system

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9
Q

are transmembrane proteins with
loops exposed at the surface of red blood cells.

A

Rh system

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10
Q

process of transferring blood or blood-
based products from one person into the
circulatory system of another

A

Blood transfusion

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11
Q

2 main types of blood transfusion

A

Homologous transfusions
Autologous Transfusions

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12
Q

The transfusion must begin within -—minutes

A

30 minutes

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13
Q

are sometimes given before the transfusion to
prevent other types of transfusion reactions.

A

Acetaminophen or Antihistamines

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14
Q

Principles of blood transfusions

A
  1. Proper refrigeration
  2. Proper typing and cross matching
    3.Aseptically assemble all materials needed for BT
  3. Ask another RN to recheck
  4. Check the blood unit for bubbles cloudiness,sediments and darkness in color
  5. BT should be completed less than 4 hours
  6. Avoid mixing or administering drugs at BT line
  7. Monitor strictly vital signs
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15
Q

Expiration of packed RBC is

A

3-6 days

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16
Q

Expiration of platelet is

A

3-5 Days

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17
Q

How many percent of population is RH postive

A

85%

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18
Q

Universal recipient

A

Type AB

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19
Q

Universal blood donor

20
Q

Diseases transmitted by blood transfusions

A
  1. Viral Hepatitis
    2.AIDS (HIV and HTLV)
  2. Cytomegalovirus (CMV)
  3. Graft versus Host Disease (GVHD)
  4. Creutzfeldt-Jakob Disease (CJD)
21
Q

Avirus that infects most people worldwide.

virus that infects most people worldwide.
spreads from person to person by direct
contact.

A

Cytomegalovirus(CMV)

22
Q

A rare disorder that can strike persons whose immune system is suppressed and have either received a blood transfusion or a bone marrow
transplant.

A

Graft versus Host Disease (GVHD)

23
Q

A dementing disease of the brain caused by an unconventional, transmissible agent (prion).

A

Creutzfeldt-Jakob Disease (CJD)

24
Q

graft-versus-host-disease is divided
into:

A
  1. acute or fulminant form
  2. chronic form
25
normally observed within the first 100 days post-transplant
Acute or fulminant form
26
Normally occurs after 100 days
chronic form
27
plasma consisting of:
-water - proteins - salts - nutrients - vitamins - hormones
28
blood cells consisting of:
- RBCs - WBCs - Platelets
29
Clear liquid made up of 92% water and 8% organic & inorganic biochemical
plasma
30
provides all components (Hct = 40%)
Whole blood
31
Provide almost twice the amount of Hct than whole blood
Packed Red Blood Cell (PRBC)
32
Contains all coagulation factors including V & VIII
Fresh Frozen Plasma
33
contains von Wilebrand factor, factor VIII, XIII & fibrinogens
Factor VIII Fractions (Cryoprecipitate)
34
Do not increase WBC: increase marginal pool (at tissue level) rather than circulating pool
Granulocytes
35
Shaking chills or rigors common, require brief cessation of therapy, administration of meperidine IV until rigors are diminished & resumption of transfusion when symptoms relieved
Granulocytes
36
A glycoprotein hormone produced by the kidney, that controls erythropoiesis, or red blood cell production.
Erythropoietin
37
also known as Eprex) or NeoRecormon)
epoetin
38
is associated with an increased risk of adverse cardiovascular complications in patients with kidney disease if it is used to increase hemoglobin levels above 13.0 g/dl.
erythropoietin
39
Used to increase the number of hematopoietic stem cells in the blood of the donor before collection by leukapheresis for use in hematopoietic stem cell transplantation.
Granulocyte-Colony Stimulating Factor
40
protein secreted by macrophages, T cells, mast cells, endothelial cells and fibroblasts.
Granulocyte-Macrophage Stimulating Factor
41
stimulates the production and differentiation of megakaryocytes, the bone marrow cells that fragment into large numbers of platelets
Thrombopoietin
42
PHARMACOLOGIC ALTERNATIVES TO BT
1.Growth Factors 2.Erythropoietin 3. Granulocyte-Colony Stimulating Factor 4.Granulocyte-Macrophage Stimulating Factor 5. Thrombopoietin
43
Brand Name of Granulocyte-Colony Stimulating Factor
Neupogen
44
Trade name of Granulocyte-Macrophage Stimulating Factor
Leukine
45
Plasma proteins
Albumin globulin fibrinogen prothrombin