If a Tumor Metastasizes,this Means That It Has Moved to Another

question 7

Multiple Choice

If a tumor metastasizes,this means that it has moved to another part of the body.Doctors often look in lymph nodes near a tumor for signs of metastasis.Why might cancer cells be found in lymph nodes?

• A)Because the tumor started in the lymph node
• B)Because the lymphatic system collects fluids and cells from tissues
• C)Because white blood cells are formed in lymph nodes in response to the tumor
• D)Because the tumor is recognized as a foreign antigen and is being attacked
• E)Because the tumor cells may have moved from the blood into the lymph with the plasma

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Definitions:

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The concentration of estrogen hormones in the body, vital for the development and regulation of the female reproductive system and secondary sexual characteristics.

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A thin membrane partially covering the external vaginal opening, which can vary greatly in appearance among individuals.

Nulliparous Woman

A woman who has never given birth to a child, either through live birth, cesarean section, or by passing an embryo or fetus of 20 weeks gestation or more.

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Noncancerous, small bumps beneath the skin, formed due to blockage of sebaceous glands.