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Multiple Choice
Which of the following statements about the endometrium is true?
A
The endometrium is the outermost layer of the ovary where oocytes develop.
B
The endometrium is a gland located above the kidneys that secretes reproductive hormones.
C
The endometrium is the muscular layer of the uterine wall responsible for contractions during labor.
D
The endometrium is the inner lining of the uterus that thickens during the menstrual cycle.
Verified step by step guidance
1
Step 1: Begin by identifying the anatomical location and function of the endometrium. The endometrium is part of the uterus, specifically its inner lining, and plays a critical role in the menstrual cycle and pregnancy.
Step 2: Eliminate incorrect options by analyzing their descriptions. For example, the statement that the endometrium is the outermost layer of the ovary is incorrect because the endometrium is not part of the ovary; it is part of the uterus.
Step 3: Evaluate the option stating that the endometrium is a gland above the kidneys. This is incorrect because the gland above the kidneys is the adrenal gland, not the endometrium.
Step 4: Assess the statement that the endometrium is the muscular layer of the uterine wall responsible for contractions during labor. This is incorrect because the muscular layer of the uterus is called the myometrium, not the endometrium.
Step 5: Confirm the correct answer by understanding the role of the endometrium. The endometrium is indeed the inner lining of the uterus that thickens during the menstrual cycle in preparation for potential implantation of a fertilized egg.