MCAT Question A Day - 7/10/14

The inner linings of the Fallopian tubes are covered with a layer of cilia. The purpose of this layer is to:

A. remove particulate matter that becomes trapped in the mucus layer covering the Fallopian tubes.

B. maintain a layer of warm air close to the inner lining, protecting the ovum from temperature changes occurring in the external environment.

C. kill incoming sperm, thus preventing fertilization

D. facilitate movement of the ovum towards the uterus.

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