Muscle contractions of the uterine walls and ________ in the semen aid sperm cell

movement through the uterus and uterine tubes.

A) prostaglandins B) estrogen
C) progestins D) epinephrine


A

Anatomy & Physiology

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Tissue thromboplastin is a chemical that activates the extrinsic mechanism of blood clotting.

Answer the following statement true (T) or false (F)

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This figure shows the muscles of facial expression. What muscle does number 9 indicate?

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