The Following Events Occur If Human Cells Expressing HLA- I

question 37

Multiple Choice

The following events occur if human cells expressing HLA- I are mixed with anti- HLA- I, complement, and trypan blue. What step indicates the cells are HLA- I?

• A) Trypan blue enters the cells.
• B) Complement is fixed.
• C) The MAC makes a pore in the plasma membrane.
• D) Antibody binds to the cells.
• E) None of the above, the T cells are missing.

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Definitions:

Hypokalemia

A medical condition characterized by low levels of potassium in the bloodstream, which can affect heart and muscle function.

Electrocardiogram

Is a medical test that measures the electrical activity of the heart to assess heart health and diagnose various heart conditions.

Peripheral Pulses

The palpable beats of blood that can be felt at various points on the body far from the heart, used to assess circulatory health.

Respiratory Acidosis

A medical condition characterized by a buildup of carbon dioxide in the bloodstream, leading to a decrease in blood pH.