Question

during the menstrual cycle, ovulation is due to an increase in: a prolactin b leuteinizing hormone c follicle stimulating hormone d adrenocorticotropic hormone

Explanation:

To solve this, we analyze each option:

• Option A: Prolactin is involved in lactation, not ovulation.
• Option B: Leuteinizing Hormone (LH) surge triggers ovulation during the menstrual cycle.
• Option C: Follicle Stimulating Hormone (FSH) helps in follicle development but the surge for ovulation is of LH.
• Option D: Adrenocorticotropic Hormone (ACTH) is related to adrenal gland function, not ovulation.

Answer:

B. Leuteinizing Hormone