Hormonal Control of Menstrual Cycle

Question 1

What are the two types of hormones released during the menstrual cycle?

Answer 1

• pituitary hormones
• ovarian hormones

Question 2

What are the pituitary hormones released during the menstrual cycle?

Answer 2

• follicle-stimulating hormone (FSH)
• luteinizing hormone (LH)

Question 3

What are the ovarian hormones released during the menstrual cycle?

Answer 3

• oestrogen
• progesterone

Question 4

What controls the secretion of pituitary and ovarian hormones during the menstrual cycle?

Answer 4

• a simple negative feedback mechanism

Question 5

What is the signalling mechanism of the negative feedback loop?

Answer 5

• the increased concentration of each hormone in the blood

Question 6

What happens when there is an increased level of a pituitary or ovarian hormone in the blood?

Answer 6

• it will negatively affect or stop the release of another hormone