Multiple choice

The ovulation cycle begins with bursts of gonadotropin releasing hormone from___________.

  1. uterus

  2. prostate gland

  3. stomach

  4. hypothalamus

  5. ovary

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The hypothalamus is a region of brain. It contains several types of neurons responsible for secreting different hormones. GnRH is a peptide of 10 amino acids. Its secretion at the onset of puberty triggers sexual development and is essential for normal sexual physiology in both males and females.