In humans, vasa efferentia leaves the testis and opens into epididymis located along the

Which of the following is observed in a woman who has undergone a hysterectomy?

The opening of the vagina is covered partially by a membrane called:

Consider the following three statements related to mammary glands, and select which ones are true (T) and which ones are false (F).

A: Mammary glands are paired structures with glandular tissues and variable amounts of fat.

B: The glandular tissue of each breast is divided into 25 to 30 mammary lobes containing clusters of cells called alveoli.

C: The alveoli open into mammary ducts and these ducts from each lobe unite to form tubules.