Sex hormones in humans：练习题

In human females, which hormone is primarily responsible for the development of secondary sexual characteristics during puberty?

During the human menstrual cycle, what change typically occurs in the lining of the uterus if the concentration of progesterone decreases significantly?

Which sequence of events correctly describes the role of LH and FSH in the human menstrual cycle?

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

In the menstrual cycle, which of the following describes the site of production for progesterone during pregnancy?

Describe the specific effect of the hormone progesterone on the lining of the uterus during the middle of the human menstrual cycle.

Identify the specific endocrine gland that is responsible for secreting the hormone testosterone in human males.

The human menstrual cycle is regulated by hormones secreted by the ovaries and the pituitary gland.
(a) Identify the endocrine gland that is responsible for the secretion of oestrogen during the first half of the menstrual cycle.
(b) Describe the changes that occur in the lining of the uterus under the influence of oestrogen before ovulation occurs.<\/p>