Endocrine System
" This system maintains the homeostasis of the body i.e it maintains the stability of the human body; for e.g. thermoregulation, blood-glucose level regulation. "
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Some more info about endocrine system
- Like the brain and nerves, the Endocrine system is involved in the information business. Hormones carry essential messages that have far-fetching effects. They control the process at every level, from the energy uptake of a single cell to the whole body’s rate of growth and development.
-The body’s chemical messages, hormones, are produced by endocrine glands. Hormone target certain tissues to regulate their activities.
Endocrine glands present in the human body -
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Pituitary gland
Called the “master gland”; controls many other endocrine glands
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Hypothalamus
-Cluster of nerve cells that serves as the main link between nerves and hormones; produces hormones that control the pituitary gland.
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Pineal gland
-Makes melatonin, a hormone important in the sleep-wake cycle(biological clock); also influences sexual development.
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Thyroid gland
-Controls aspects of metabolism, including maintenance of body weight, rate of energy use, and heart rate.
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Thymus gland
-Produces hormones involved in the development of white blood cells, called T cells, that are part of the immune system.
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Adrenal gland
-Outer layer manufactures steroid hormones that regulate metabolism and maintain fluid balance; the inner layer produces epinephrine. (neurotransmitter)
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Ovary
-Makes the female sex hormones estrogen and progesterone, which regulate the menstrual cycle.
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Pancreas
-Contains clusters of cells that produce the hormones insulin and glucagon, which control blood glucose levels.
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Kidneys
-Secretes erythropoietin, which stimulates the production of red blood cells in the bone marrow.