Male Reproductive System Functions

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10 Questions

What hormone stimulates an increase in both the frequency and amplitude of gonadotrophin-releasing hormone (GnRH) pulses?

Estrogen

What induces ovulation during the menstrual cycle?

Luteinizing hormone (LH)

What hormone is secreted by the corpus luteum after release of the ovum?

Progesterone

What hormone initially suppresses FSH secretion but then, above a certain level, stimulates an increase in both the frequency and amplitude of gonadotrophin-releasing hormone (GnRH) pulses?

Estrogen

What results in menstrual bleeding if pregnancy does not occur?

Fall in progesterone levels

What hormone initially suppresses FSH secretion but then, above a certain level, stimulates an increase in both the frequency and amplitude of gonadotrophin-releasing hormone (GnRH) pulses?

Oestradiol

What is the main hormone responsible for inducing ovulation during the menstrual cycle?

Luteinizing hormone (LH)

What hormone is secreted by the corpus luteum after release of the ovum?

Progesterone

What is the most useful 'test' of ovarian function?

Regular menstrual history

What hormone stimulates an increase in both the frequency and amplitude of gonadotrophin-releasing hormone (GnRH) pulses?

Oestradiol

Test your knowledge about the functions of the male reproductive system, including testosterone synthesis and spermatogenesis. Learn about the roles of Leydig cells, Sertoli cells, LH, and FSH in the process.

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