Question

13 Write a note on various hormones and their function in human​

Answer 1

Answer:

Hormones are the body's chemical messengers. They help tissues or organs to do their work via travelling through the bloodstream. There are several types of hormones that act on different aspects of bodily functions. Let us have a look at the

Explanation:

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Answer 2

Hormones are secreted in the body by several glands that are essential for the growth, development, reproduction, etc.  They are the chemical substances which coordinate the activities of living organisms and also their growth. They are secreted by special tissues in our body through endocrine glands. 

Different hormones have different effects on the shape of the body. Some of these hormones work quickly to start or stop a process and some will continually work over a long period of time to perform their functions. They help in body growth, development, metabolism, sexual function, reproduction etc. What happens to the body when these hormones will release in more or less quantity. This article deals with the list of important hormones necessary for our body functions.

1. Hormones of Thyroid

Thyroid gland basically releases two hormones Triiodothyronine (T3) and Thyroxine (T4), which helps in controlling the metabolism of our body. Further, these hormones regulate weight, determines energy levels, internal body temperature, skin, hair etc.

2. Estrogen

It is a female sex hormone released by the ovaries. It is responsible for the reproduction, menstruation and menopause. Excess of estrogen in the female body increases the risk of breast cancer, uterine cancer, depression, moodiness etc. If the estrogen level is less in female body then it leads to acne, skin lesions, thinning skin, hair loss etc.

3. Progesterone

Progesterone hormone is produced in the ovaries, the placenta when a woman gets pregnant and the adrenal glands. It stimulates and regulates various functions. It plays an important role in maintaining pregnancy. It helps body to prepare for conception, pregnancy and regulates the monthly cycle. When pregnancy doesn’t occur, progesterone levels drop and menstrual cycle occurs. It also plays a role in sexual desire.

4. Prolactin

This hormone is released by the pituitary gland after childbirth for lactation, which enables female to breastfeed. Levels of prolactin hormone rise during pregnancy i.e. it also plays an important role in fertility by inhibiting follicle-stimulating hormone (FSH) and gonadotropin-releasing hormone (GnRH).

5. Serotonin

It is a mood-boosting effect hormone or also known as nature’s feel-good chemical. It is associated with learning and memory, regulating sleep, digestion, regulates mood, some muscular functions etc. Due to the imbalance of serotonin in the body, brain does not produce enough of the hormone to regulate mood or stress level. Low level of serotonin causes depression, migraine, weight gain, insomnia, craving of carbohydrate etc. Excess level of serotonin in the body causes agitation, stage of confusion, sedation etc.

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