Complement membrane attack complex can be activate

ATI RN

ATI RN Test Bank

Complement membrane attack complex can be activated by

A. IgE B. IgA C. IgD D. IgG

Correct Answer: D

Rationale: IgG and IgM activate complement; IgE , IgA , and IgD don't.

Based upon the above information, which component of the immune system would you expect to be abnormal?

A. T cells B. B cells C. Complement D. Neutrophils

Correct Answer: A

Rationale: T cells fight chronic viral infections; B cells , complement , neutrophils , and eosinophils are less likely.

What is the role of the cisterna chyli?

A. Filter lymph B. Store lymph before it enters the thoracic duct C. Produce lymphocytes D. Transport blood

Correct Answer: B

Rationale: Cisterna chyli stores lymph before the thoracic duct; it doesn't filter , produce cells , or transport blood .

What is the term for enlarged lymph nodes due to infection?

A. Lymphadenopathy B. Lymphangitis C. Lymphoma D. Lymphedema

Correct Answer: A

Rationale: Lymphadenopathy is node enlargement; lymphangitis is vessel inflammation, lymphoma is cancer, lymphedema is swelling.

What is the primary source of lymph fluid?

A. Capillary filtration B. Sweat glands C. Digestive secretions D. Bone marrow

Correct Answer: A

Rationale: Capillary filtration produces lymph; sweat , secretions , and marrow don't.

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