what are hormones?describe their roles.
Answers
Answer:
here Mate
Explanation:
The main function of endocrine glands is to secrete hormones directly into the bloodstream. Hormones are chemical substances that affect the activity of another part of the body (target site). In essence, hormones serve as messengers, controlling and coordinating activities throughout the body.
Hormone: A chemical substance produced in the body that controls and regulates the activity of certain cells or organs. Many hormones are secreted by special glands, such as thyroid hormone produced by the thyroid gland.
Hormones are used to communicate between organs and tissues for physiological regulation and behavioral activities, such as digestion, metabolism, respiration, tissue function, sensory perception, sleep, excretion, lactation, stress, growth and development, movement, reproduction, and mood.
Hormones of Thyroid. Thyroid gland basically releases two hormones Triiodothyronine (T3) and Thyroxine (T4), which helps in controlling the metabolism of our body. ...
Insulin. Source: www.thumbs.dreamstime.com. ...
Estrogen. ...
Progesterone. ...
Prolactin. ...
Testosterone. ...
Serotonin. ...
Cortisol.
Answer:
they regulate the growth or functioning of a specific tissue and organ. they are secreted in very small quantities directly into the blood. they are also called the chemical messengers of the body.