Suppose a New Medical Study at a Research University Shows

question 25

Multiple Choice

Suppose a new medical study at a research university shows that a woman's chance of developing breast cancer triples if she is overweight.You know that the American Cancer Society says that the chance of a woman developing breast cancer in her lifetime is 1 in 9.Does being overweight now increase a woman's chance to 1 in 3 of developing breast cancer?

• A)Yes; 1/9 × 3 = 1/3.
• B)No; the baseline risk for women like the ones in this study may have been different from the American Cancer Society's lifetime risk.
• C)No; unless a causal relationship is established, you should just ignore all risk statistics.
• D)None of the above.

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Definitions:

Deciduous Teeth

Also known as baby or milk teeth, these are the first set of teeth in human development, which are eventually replaced by permanent teeth.

Hepatic Portal Vein

A blood vein that carries nutrients from the gastrointestinal tract and spleen to the liver for processing.

Capillaries

The smallest blood vessels in the body's circulatory system, where the exchange of water, oxygen, carbon dioxide, and many other nutrients and waste substances between blood and tissues occurs.

Hepatic Artery

The artery that supplies oxygenated blood to the liver from the heart.