Approximately 75% of All the Lymph Draining from the Breast

question 18

Multiple Choice

Approximately 75% of all the lymph draining from the breast flows into the:

• A) Axillary lymph nodes
• B) Internal mammary lymph nodes
• C) External mammary lymph nodes
• D) Substernal lymph nodes
• E) Cervical lymph nodes

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Definitions:

Bicarbonate Ions

A negatively charged ion that acts as a significant component of the bicarbonate buffer system, helping to maintain pH balance in blood and other bodily fluids.

Phosphate Ions

Negatively charged ions (PO4^3-) that play crucial roles in biological processes such as energy transfer and cellular regulation.

Sensible Perspiration

Perspiration excreted by the sweat glands that appears as moisture on the skin; produced in large quantity when there is much humidity in the atmosphere.

Sweat Glands

Glands in the skin that produce sweat as a means to cool the body and eliminate certain waste products.