Which statement is NOT true about ovaries.

RRB Staff Nurse Ahmedabad-2015

Applied Physiology

Easy

Appeared in: RRB Staff Nurse Ahmedabad-2015

Explanation

The statement that secretion of testosterone is an important function of the ovaries is false.
Testosterone is the primary male sex hormone, mainly produced by the testes in males.
While the ovaries do produce small amounts of androgens (a category of hormones that includes testosterone), this is not considered one of their main or 'important' functions.
Most of the androgens produced in the ovaries are converted into estrogen, which is a primary female sex hormone.

Option A: This statement is true. Females have two ovaries, located on either side of the uterus.
Option B: This statement is true. Secretion of estrogen is a crucial endocrine function of the ovaries, responsible for female characteristics and regulating the menstrual cycle.
Option D: This statement is true. Secretion of progesterone, mainly by the corpus luteum after ovulation, is another vital function of the ovaries, essential for preparing for and maintaining pregnancy.

Visual 1: Diagram: A labeled illustration of the female reproductive system, highlighting the location of the two ovaries.
Visual 2: Flowchart: A chart showing the hormonal feedback loop of the menstrual cycle, indicating the roles of estrogen and progesterone from the ovaries.
Visual 3: Infographic: A comparison of primary hormones in males and females, showing testosterone as dominant in males and estrogen/progesterone as dominant in females.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Physiology of the Ovaries as background academic context rather than a clinical decision trigger.
Understanding ovarian hormone function is crucial for diagnosing and managing conditions like Polycystic Ovary Syndrome (PCOS), where elevated androgen (testosterone) levels are a key feature.
Nurses educate patients about the menstrual cycle, fertility, and contraception, all of which are governed by ovarian hormones.
Hormone Replacement Therapy (HRT) for menopausal women involves supplementing estrogen and sometimes progesterone, directly relating to the declining function of the ovaries.

How to Approach the Question

First, identify the keyword 'NOT' in the question. This means you are looking for the false statement.
Read each option and evaluate its accuracy based on your knowledge of female reproductive physiology.
Option A: Recall the basic anatomy of the female reproductive system. Is it true there are two ovaries?
Option B: Consider the main hormones produced by the ovaries. Is estrogen one of them?
Option C: Think about the primary male vs. female hormones. Is testosterone a major product of the ovaries?
Option D: Continue evaluating the main ovarian hormones. Is progesterone an important secretion?

Concept Tested & Keywords

Concept Tested: Physiology of the Ovaries
Stem keywords: ovaries, function
Lead-in keywords: NOT true
Negative lead-in flag: The question asks for the INCORRECT statement (NOT true).

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