Which of the Following Statements About Retinoblastoma Is False

question 43

Multiple Choice

Which of the following statements about retinoblastoma is false?

• A) Retinoblastoma is caused by a mutation in chromosome 13.
• B) Retinoblastoma results from a lack of cell division.
• C) Retinoblastoma is characterized by the presence of a tumor in a child's retina.
• D) The cause of retinoblastoma was determined by examining karyotypes.

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Definitions:

Clot Dissolution

A process by which a blood clot (thrombus) is broken down, often through enzymatic activity, restoring normal blood flow.

Serum

The liquid part of blood that remains after blood has clotted, free of cells and clotting factors, but containing antibodies and other proteins.

Aspirin

A medication used to reduce pain, fever, inflammation, and, in low doses, to prevent blood clots by inhibiting the production of certain natural substances that cause fever, pain, swelling, and blood clots.

Prostaglandins

A group of physiologically active lipid compounds that have diverse hormone-like effects in animals.