Sex hormones in humans

Which hormone keeps the lining of the uterus during pregnancy?

Feb/March 2016

Which hormone is administered to women receiving fertility treatment?

Feb/March 2017

The graph illustrates a hormone that plays a part in controlling the menstrual cycle. What is the hormone?

Feb/March 2019

Which birth-control method prevents release of an egg?

Feb/March 2021

Fig. 1.1 is a diagram that shows the locations of some organs in the human body. Some of the organs in Fig. 1.1 are endocrine glands. Table 1.1 gives the names of some endocrine glands, their identifying letters, and the hormones they produce. Complete Table 1.1.

Feb/March 2021

Which of the following statements about the hormones involved in human puberty is correct?

Feb/March 2023

The graphs show the concentrations of four hormones in the blood that are involved in controlling the menstrual cycle. Which line shows FSH (follicle-stimulating hormone)?

Feb/March 2024

Fig. 4.1 illustrates the concentrations of female sex hormones during the menstrual cycle.

Feb/March 2024

Which statement gives the correct description of the effect of a hormone in a 28-day human menstrual cycle?

Feb/March 2025

Which hormone is chiefly responsible for the development of male secondary sexual characteristics?

Feb/March 2025

In which part of the menstrual cycle are oestrogen and progesterone produced?

May/June 2016

The concentrations of LH and oestrogen are monitored over part of a menstrual cycle. On which day does ovulation occur?

May/June 2016

A standard menstrual cycle lasts $28$ days, and day $1$ marks the beginning of menstruation. On which day is the lining of the uterus at its thickest?

May/June 2017

Which hormone helps to develop and regulate male secondary sexual characteristics?

May/June 2017

Which hormone makes the lining of the uterus thicken and become glandular before ovulation?

May/June 2017

Which structure in the female reproductive system makes oestrogen?

May/June 2018

What hormone is linked to the development of secondary sexual characteristics?

May/June 2018

Two hormones, X and Y, are released by the ovaries. The graph shows the concentrations of these hormones in the blood over one full menstrual cycle. What are hormones X and Y?

May/June 2018

The graph illustrates the concentration of four hormones during the menstrual cycle. Which line shows progesterone?

May/June 2018

One role of the Centers for Disease Control and Prevention (CDC) in Atlanta, US, is to reduce the number of people infected by pathogens. The CDC carried out a survey in which women were asked which contraceptive methods, if any, they used. Fig. 4.1 presents the survey results.

May/June 2018

In humans, give one example of a secondary sexual characteristic present in both males and females.

May/June 2019

What changes occur to the lining of the human uterus in the days before an egg cell is released?

May/June 2019

Which hormone is chiefly responsible for the development of male secondary sexual characteristics?

May/June 2019

The graph illustrates the relative levels of hormones in the blood over days 14-28 of the menstrual cycle. Which letter shows the hormone progesterone in a woman who is not pregnant?

May/June 2019

At puberty, a boy’s body changes: he grows taller, develops more muscle and gets body hair. Which hormone causes these changes?

May/June 2021

The diagram illustrates several stages in the menstrual cycle. In which shaded region of the cycle would progesterone levels be at their highest?

May/June 2022

The graph illustrates the amounts of two hormones across a 28-day menstrual cycle. Which hormones are shown by X and Y on the graph?

May/June 2022

A type of contraceptive pill contains progesterone and oestrogen. Several effects of the pill are shown. Which prevent an egg cell from developing and being released?

May/June 2022

At puberty, the hormones oestrogen and testosterone take part in the development of the secondary sexual characteristics.

May/June 2022

At puberty, the release of hormones results in the development of secondary sexual characteristics. Which characteristic is brought about by the secretion of testosterone?

May/June 2023

In pregnancy, in which part of the body are the hormones oestrogen and progesterone produced?

May/June 2023

Complete Table 7.1 by entering the letter of the structure shown in Fig. 7.1 that performs each function.

May/June 2023

The list presents secondary sexual characteristics. Which of these are brought about by testosterone?

May/June 2024

The graph illustrates the concentration of four hormones throughout the menstrual cycle. Which line shows progesterone?

May/June 2024

Which secondary sexual characteristic is linked to testosterone?

May/June 2025

The diagram illustrates a human menstrual cycle. What do X, Y and Z represent?

May/June 2025

The diagram illustrates how the concentrations of some hormones in the menstrual cycle change. Which letters label two of the hormones?

May/June 2025

The graph illustrates how the concentrations of four hormones vary during the menstrual cycle. Which of the hormones is progesterone?

Oct/Nov 2016

The graph illustrates a hormone that helps regulate the human female menstrual cycle. What hormone is represented by the curve?

Oct/Nov 2016

The graph displays a hormone that plays a role in regulating the menstrual cycle. What is the hormone?

Oct/Nov 2016

Which birth control method works by stopping an egg from being released?

Oct/Nov 2017

Which birth control method stops an egg from being released?

Oct/Nov 2017

Which type of birth control prevents ovulation, so that no egg is released?

Oct/Nov 2017

Which organ secretes the greatest amount of progesterone during pregnancy?

Oct/Nov 2018

Which hormone keeps the lining of the uterus thick during pregnancy?

Oct/Nov 2018

The graph illustrates how testosterone production decreases as men age. Which age range has the largest drop in testosterone production?

Oct/Nov 2019

A woman may not become pregnant for a number of different reasons. What condition can be treated using a drug that increases FSH secretion?

Oct/Nov 2019

LH and oestrogen concentrations are recorded over part of a menstrual cycle. On what day does ovulation take place?

Oct/Nov 2019

During the menstrual cycle in a woman who is not pregnant, where are oestrogen and progesterone made?

Oct/Nov 2019

Puberty causes the appearance of secondary sexual characteristics. Endocrine glands release the hormones that control it.

Oct/Nov 2019

During the menstrual cycle, which hormone triggers the ovary to release an egg?

Oct/Nov 2021

Using Fig. 6.1 and the figures from the list, state: the length of this menstrual cycle; the number of days menstruation lasts; the day on which ovulation is most likely to happen; one day when the uterus lining is at its thickest.

Oct/Nov 2021

Fig. 3.1 illustrates how the concentrations of the hormones FSH and LH change during a menstrual cycle.

Oct/Nov 2021

Which hormone is responsible for the development of secondary sexual characteristics in human males?

Oct/Nov 2022

The graph illustrates how testosterone production decreases in some men as they grow older. At what age does testosterone production reach $50$ arbitrary units?

Oct/Nov 2022

Complete Table 3.1 with help from Fig. 3.1.

Oct/Nov 2022

In which organ is oestrogen produced?

Oct/Nov 2023

The graph illustrates how the concentration of a hormone changes in relation to the regulation of the menstrual cycle. Which hormone is this?

Oct/Nov 2023

Fig. 1.1 illustrates how the concentrations of two hormones involved in the menstrual cycle change.

Oct/Nov 2023

Which secondary sexual characteristic results from both testosterone and oestrogen?

Oct/Nov 2024

Which hormone keeps the lining of the uterus thick during pregnancy?

Oct/Nov 2024

The graph illustrates how the thickness of the lining of the uterus changes during the menstrual cycle. Which hormone causes the change in the thickness of the lining of the uterus between days 5 and 16?

Oct/Nov 2024

Which hormone concentrations are elevated during pregnancy?

Oct/Nov 2024

The statements refer to some hormones found in the human body. V encourages the growth of breast tissue. W encourages the growth of stronger muscles. X makes the voice deepen at puberty. Y is secreted by the pancreas. Which statements are correct for testosterone?

Oct/Nov 2025

In humans, what is one example of a secondary sexual characteristic found in both males and females?

Oct/Nov 2025

A person has a 28-day menstrual cycle. On what day is the lining of the uterus at its thickest?

Oct/Nov 2025

Which substance is a hormone involved in the development and control of male secondary sexual characteristics?

Oct/Nov 2025

Which hormone is secreted by cells in the placenta of a developing fetus?

Oct/Nov 2025