What is the primary cause of immunodeficiency disorders?
Environmental factors
Genetic or inherited defects
Autoimmune reactions
Excessive production of white blood cells
The Correct Answer is B
Explanation: The correct answer is b. Genetic or inherited defects. Immunodeficiency disorders are primarily caused by genetic mutations or defects that result in a weakened or impaired immune system.
Incorrect choices:
a. While environmental factors can contribute to the development of secondary immunodeficiency disorders, they are not the primary cause of most immunodeficiency disorders.
c. Autoimmune reactions are not the primary cause of immunodeficiency disorders. Autoimmune disorders involve the immune system attacking the body's own tissues, not a deficiency in the immune system.
d. Excessive production of white blood cells is not the primary cause of immunodeficiency disorders. In fact, immunodeficiency disorders are characterized by a deficiency or impairment of white blood cells, which are essential components of the immune system.
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Related Questions
Correct Answer is A
Explanation
Explanation: The correct answer is a. Complete blood count (CBC) with differential. A CBC with differential is a standard diagnostic test used to assess the levels of different blood cells, including white blood cells, which are crucial for the immune system. Abnormalities in the white blood cell count and differential can indicate potential immunodeficiency.
Incorrect choices:
b. A chest X-ray is not a specific diagnostic test for immunodeficiency disorders. It is typically used to assess the condition of the lungs and chest organs.
c. An electrocardiogram (ECG) is a test used to assess the electrical activity of the heart and is not related to the diagnosis of immunodeficiency disorders.
d. A urinalysis is a test used to assess the urine for various abnormalities and is not specific to diagnosing immunodeficiency disorders.
Correct Answer is D
Explanation
Explanation: The correct answer is d. Immunodeficiency disorders can be caused by medications or medical treatments. Immunodeficiency disorders are conditions in which the immune system is weakened or dysfunctional, leading to an increased susceptibility to infections. They can be primary (genetic) or secondary (acquired). Secondary immunodeficiency disorders can be caused by various factors, including medications (e.g., immunosuppressive drugs used after organ transplants), medical treatments (e.g., chemotherapy for cancer), and certain diseases (e.g., HIV/AIDS).
Incorrect choices:
a. Immunodeficiency disorders are characterized by a weakened immune system, not an overactive one. Overactive immune responses are seen in autoimmune disorders.
b. Immunodeficiency disorders can be both primary (genetic) and secondary (acquired) in nature. While some immunodeficiencies are genetic, others can be acquired later in life due to various factors.
c. Immunodeficiency disorders result in a decreased ability to fight infections, not an increased one. Individuals with immunodeficiencies are more susceptible to infections and may experience recurrent or severe infections.
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