Nokea
A transfusion using blood from one?s own blood is a(n) ___ transfusion, which is the best defense against a transfusion reaction.
Correct Answer: autologous
Rationale: An autologous transfusion uses blood from one?s own body.
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Which disease results from one's own immune system attacking the body?
- A. Lupus erythematosus
- B. Scleroderma
- C. Polio
- D. Rheumatoid arthritis
- E. Thrombocytopenic purpura
- F. Osteoarthritis
Correct Answer: A,B,D,E
Rationale: Autoimmune diseases such as systemic lupus erythematosus, scleroderma, myasthenia gravis, thrombocytopenic purpura, rheumatoid arthritis, and Guillain-Barré syndrome are treated with plasmapheresis.
The nurse outlines the functions of the immune system as those actions which have which function?
- A. prevent hemorrhage.
- B. protect the body's internal environment.
- C. maintain the hemoglobin level.
- D. maintain the homeostasis by removing damaged cells.
- E. prevent dangerous blood clots from forming.
Correct Answer: B,D
Rationale: The three main functions of the immune system are to protect the body's internal environment by destroying antigens and pathogens, and maintenance of homeostasis by removing damaged cell.
Which situation is an example of immunocompetence?
- A. A child that is immune to measles because of an inoculation
- B. A person who has seasonal allergies every fall
- C. When the symptoms of a common cold disappear in 1 day
- D. A neonate having a natural immunity from maternal antibodies
Correct Answer: C
Rationale: Immunocompetence is demonstrated by the immune system responding appropriately to a foreign stimulus and the body's integrity is maintained as with cold symptoms that resolve without residual illness.
The process of immunity through a controlled exposure to an attenuated organism to stimulate the production of antibodies is ___
Correct Answer: immunization
Rationale: The process of immunity through a controlled exposure to an attenuated organism to stimulate the production of antibodies is immunization.
To provide an example of an active acquired immunity, the nurse uses the example of a person who has acquired immunity from measles because that person has had which occurrence in their lifetime?
- A. chickenpox and mumps.
- B. measles.
- C. an extremely healthy immune system.
- D. an inoculation against measles.
- E. maternal antibodies against measles.
Correct Answer: B,D
Rationale: Active or acquired or adaptive immunity occurs from having had disease or having had an immunization against that specific disease.