Question

Name the following:

Chemicals that are released by endocrine glands.

Answer 1

Endocrine glands:

1. The glands which discharge their secretions directly into the blood are known as endocrine glands.
2. They are also known as ductless glands.
3. Endocrine glands secrete hormones that are secreted at one site and act at the distantly located target organs.
4. A hormone is a special chemical substance secreted by a group of cells that influences the activity of various organs of the body.
5. The pituitary, thyroid, adrenal gland, etc are some examples of endocrine glands.
6. Growth hormone, thyroxine, adrenaline, insulin, etc are examples of hormones secreted by endocrine glands.