Nokea
Which person is most at risk for having a reduced number of T-cells?
- A. 26 year old receiving a second desensitization injection
- B. 35 year old starting back on birth control tablets
- C. The 52 year old started on a new series of Pyridium for cystitis
- D. The 84 year old receiving penicillin for an annually recurring respiratory infection
Correct Answer: D
Rationale: The 84 year old with the deteriorated immune system is at risk for having a reduced number of T-cells.
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The nurse explains that when the patient received tetanus antitoxin with the antibodies in it, the patient received which type of immunity?
- A. active natural
- B. passive natural
- C. active artificial
- D. passive artificial
Correct Answer: D
Rationale: When a person receives an inoculation of antibodies from another source, as with tetanus antitoxin, it is considered a passive artificial immunity.
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.
Which term is used to describe transplantation of tissue between members of the same species?
- A. Allograft
- B. Autograft
- C. Isograft
- D. Homograft
Correct Answer: A
Rationale: The allograft is the transplantation of tissues between members of the same species, such as a graft for full-thickness burns.
What is the etiology of autoimmune diseases based on?
- A. Reaction to a 'superantigen'
- B. Immune system producing no antibodies at all
- C. T cells destroying B cells
- D. B and T cells producing autoantibodies
Correct Answer: D
Rationale: Autoimmune disorders are failures of the tolerance to 'self.' B and T cells produce autoantibodies that can cause pathophysiologic tissue damage. Autoimmune disorders may be described as an immune attack on the self and result from the failure to distinguish 'self' protein from 'foreign' protein.
A type IV latex allergy is characterized by ___
Correct Answer: contact dermatitis
Rationale: Type IV latex allergy is that of a contact dermatitis.