Global Health and Health Policy 50 Lecture 1: Blood Transfusions

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thestudygeek

2 Nov 2021

School

Harvard University

Department

Global Health and Health Policy

Course

Global Health and Health Policy 50

Professor

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Document Summary

Packed rbc, platelets, fresh frozen plasma, albumin, clotting factors. Universal bar-coding system requirements: unique facility identifier, lot number relating to the donor, product code, abo group & rh type of donor. Bacterial transfusion reactions: caused by infusion of contaminated blood products, symptoms, tachycardia, hypotension, fever, shock, onset is rapid. Allergic transfusion reactions: also called anaphylactic transfusion reactions, more common in people with hx of allergy, manifestations, urticaria. Itching: bronchospasm, anaphylaxis, onset: during-24 hrs after, reduce risk, leukocyte reduced, washed rbc. Circulatory overload: caused by blood product infusing too quickly, more common when whole-blood transfusions or when the patient receives multiple transfusion, older adults are most at risk, manifestations, hypertension, bounding pulse, jvd, dyspnea, restlessness, confusion, prevention, monitoring i&o. Transfusion-associated graft-versus host disease (ta-gvhd: occurs in immunosuppressed and immunocompetent patients, caused by donor t-cell lymphocytes attack host tissue, onset within 1-2 weeks, manifestations, thrombocytopenia, anorexia, anemia, nv, chronic hepatitis, weight loss, recurrent infection.

Related Questions

Describe the components of blood and the development of red blood cells, white blood cells, and platelets

coralgnat308

1. Anemia is the general term for conditions that result in theblood not being able to carry enough oxygen to the tissues in thebody. This can be due to a person's inability to produce enoughnormal hemoglobin molecules and/or red blood cells.

Which type of anemia is due to a decrease in red blood cellproduction because of a vitamin B12 deficiency?

Select one:

a. sickle cell anemia

b. pernicious anemia

c. iron-deficiency anemia

2. Which is the most common blood type in the US?

Select one:

a. A

b. B

c. AB

d. O

3. Which of the following is found in plasma?

Select one or more:

a. vitamins

b. red blood cells

c. hormones

d. platelets

e. all of the above

4. Cells that can differentiate into any of the formed elements(red blood cells, white blood cells, platelets) are celled Answercells

5. Eosinophils and monocytes are involved in allergicreactions.

Select one:

True

False

6. Hemoglobin is the molecule that floats around in blood andcarries oxygen molecules to the tissues in your body.

True or false: Oxygen binds to the iron in the hemoglobinmolecule.

Select one:

True

False

7. Hemolytic disease of the newborn can happen during a woman'sfirst pregnancy where the mother is Rh- and the fetus is Rh+.

Select one:

True

False

8. Leukemia is cancer of the white blood cell. It is the resultof an abnormal white blood cell multiplying uncontrollably. Why isit so letal? Because it takes over the red bone marrow and doesn'tallow normal red blood cells, white blood cells and platelets toform.

True or false:

Without enough red blood cells, you can't bring oxygen to thetissues in your body.

Without enough platelets, you won't be able to form clots, forinstance, to stop you from bleeding when you get a cut.

Without enough normal white blood cells, you cannot fightinfections properly.

Select one:

True

False

9. The neutrophil is the first white blood cell to arrive at thesite of an infection.

Select one:

True

False

10. Blood clots serve to stop a person from bleeding, forinstance, when they get a cut (a blood vessel is broken open). Whena blood clot forms in an unbroken blood vessel, it is called anembolus; when the embolus breaks free from the wall of that bloodvessel, it is called a thrombus.

Select one:

True

False

goldmallard347

Which of the following statements are correct? Choose all of the correct answers.

		Platelets are more numerous than white blood cells, but contribute less volume to blood than white blood cells.
		A decrease in the number of lymphoid stem cells could result in a decrease in red blood cell.
		A person with an elevated level of platelets could experience easy bruising.
		A person with a low number of white blood cells could have difficulty in fighting infections.

Global Health and Health Policy 50 Lecture 1: Blood Transfusions

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