Hormones Flashcards
What is the menstrual cycle?
A recurring process in which the lining of the uterus is prepared for pregnancy, and if pregnancy does not occur, the lining is shed at menstruation.
Which glands secrete hormones that control the menstrual cycle?
Ovaries and pituitary gland.
What is the function of FSH?
Causes an egg to mature in an ovary and stimulates the ovaries to release the hormone oestrogen.
What does oestrogen do in the menstrual cycle?
Stops FSH production and stimulates the pituitary gland to release LH.
What hormone is released by the pituitary gland?
LH (Luteinizing hormone).
What is the role of LH in the menstrual cycle?
Causes the mature egg to be released from the ovary.
What is the function of progesterone?
Maintains the lining of the uterus and stays high during pregnancy.
Fill in the blank: The hormone _______ is secreted by the pituitary gland and causes an egg to mature in an ovary.
FSH
True or False: Oestrogen is responsible for the production of multiple eggs in a single menstrual cycle.
False
What happens to the uterine lining if pregnancy does not occur?
The lining is shed at menstruation.
List the two main hormones secreted by the ovaries involved in the menstrual cycle.
- Oestrogen
- Progesterone
Fill in the blank: The hormone _______ maintains the lining of the uterus.
Progesterone
What is the effect of negative feedback in the menstrual cycle?
Oestrogen from the ovaries stops FSH production.
What changes occur in oestrogen levels during the menstrual cycle?
Oestrogen levels fluctuate throughout the menstrual cycle.
