Hormones and their role in the body
Hormones and their role in the body
Hormones and their role in the body :
Hormones are released by endocrine glands also ductless glands. Other kind of glands present in our body called as exocrine gland. A hormone released by the thyroid gland is a signal for metamorphosis in many amphibians like frogs.This hormone requires the presence of iodine in water for its production. If the water in which tadpoles are growing is deficient in iodine, the tadpoles fail to grow and cannot become adult frogs.
Hormones and their role in the body:
Hormone | Role in the body |
Thyroid stimulating hormone (TSH), growth hormone (GH) | TSH stimulates the growth and functions of the thyroid gland, GH stimulates the growth and development of the body |
Insulin | It regulates the blood sugar level. Inability of the body to produce insulin in sufficient quantity may result in a disease called diabetes. |
Thyroxine | It regulates body temperature and plays an important role in growth and development. Inhability of the body produce this hormone may result in a disease called goiter, which causes swelling of the neck. |
Adrenaline | It helps in the defence of the body in emergency situations. It is also known as fight or flight hormone. |
Oestrogen | It controls the development of secondary sexual characteristics, like development of breasts, in females. |
Testosterone | It controls the development of secondary sexual characteristics, like facial hair, in males. |
The under secretion of thyroxine hormone by thyroid gland causes swelling of thyroid gland which causes swelling of the neck or larynx which is called as ______ | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following statement / statements are correct : (a) TSH stimulates the growth and functions of the thyroid gland. (b) Thyroxine helps in the defence of the body in emergency situations. It is also known as fight or flight hormone. (c) GH stimulates the growth and development of the body and secreted by adrenal gland. (d) Oestrogen controls the development of secondary sexual characteristics, like facial hair, in males. | |||
| Right Option : B | |||
| View Explanation | |||
Which of the following statement / statements are correct : (a) Testosterone controls the development of secondary sexual characteristics, like facial hair, in males. (b) Testosterone controls the development of secondary sexual characteristics, like development of breasts, in females. (c) Thyroxine regulates body temperature and plays an important role in growth and development. (d) Oestrogen controls the development of secondary sexual characteristics, like development of breasts, in females. | |||
| Right Option : C | |||
| View Explanation | |||
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