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Which structure of the female reproductive system is the source of the blood and mucosal tissue during menstruation? (You will find hot spots to Select in the image below. Select only the hot spot that corresponds to your answer.  

A.

B.

C.

D.

Answer Explanation:

The inner lining of the uterus is the source of blood and mucosal tissue that is shed during menstruation.

Therefore, the Correct Answer is B.

Q #1: Which of the following tissues lines the interior structures of the heart?

A. Epicardium

B. Pericardium

C. Myocardium

D. Endocardium

Answer Explanation

The endocardium lines the interior structures of the heart. It is a thin, innermost layer of the heart wall that lines the heart chambers and valves. It is composed of subendocardial connective tissue and endothelial cells that are continuous with blood vessel endothelium.
Q #2: Which of the following distinguishes endocrine and exocrine glands from another?

A. The presence or absence of ducts

B. The effect their secretions have on the target cells

C. The biochemistry of their secretions

D. The presence or absence of nerve innervation

Answer Explanation

Exocrine glands secrete their products into ducts that carry them to the target organs. In contrast, endocrine glands secrete their products directly into the bloodstream, which carries them to target cells throughout the body.
Q #3: in which of the following locations does fertilization of an egg cell typically occur?

A. Fallopian Tube

B. Ovary

C. Uterus

D. Cervical canal

Answer Explanation

Fertilization occurs in the fallopian tube and not in the ovary, uterus, or cervical canal.

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