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प्रश्न
Name and describe hormones secreted by ovaries.
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उत्तर
- Estrogen: It is secreted by developing follicles. Estradiol is the main oestrogen. It is responsible for secondary sexual characters in female.
- Progesterone: It is secreted by the corpus luteum of the ovary after ovulation. This hormone is essential for thickening of uterine endometrium, thus preparing the uterus for implantation of fertilized ovum. It is responsible for the development of mammary glands during pregnancy. It inhibits uterine contractions during pregnancy.
- Relaxin: It is secreted by the corpus luteum of the ovary at the end of the gestation period. It relaxes the cervix of the pregnant female and ligaments of the pelvic girdle for easy birth of a young one.
- Inhibin: It is secreted by the corpus luteum. Inhibin inhibits the FSH and GnRH production.
संबंधित प्रश्न
Give the exact location of the Adrenal gland
Name the following:
The hormone which increases blood pressure
Write about some functions of adrenal glands.
Name the endocrine glands associated with kidneys.
Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. Which of the following hormones are responsible for her restlessness?
Choose the correct option among the following options
| Column I | Column II |
| A. Epinephrine | i. Stimulates muscle growth |
| B. Testosterone | ii. Decrease in blood pressure |
| C. Glucagon | iii. Breakdown of liver glycogen content |
| D. Atrial natriuretic factor | iv. Increases heart beat |
Correct the following statement by replacing the term underlined.
Tetraiodothyronine is an emergency hormone.
One of the effects of increased secretion of adrenaline is ______.
Write the exact location of the following glands:
Adrenal
Distinguish between the following pair:
Addison's disease and cushing's syndrome (cause and sugar level)
