Adrenaline, thyroxine iyo jawaab-celinta taban, oo ay ku jirto TRH
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I can describe the roles of the hormones adrenaline and thyroxine in the human body, and explain what is meant by negative feedback.
Muuji qoraalka
The hormone adrenaline is secreted by the adrenal gland during stress; it causes the body to prepare for rapid action.
The hormone thyroxine is secreted by the thyroid gland; it controls growth and the rates of chemical reactions in cells.
The pituitary gland secretes hormones that control other glands.
Hypothalamus secretes TRH; this causes pituitary gland to secrete TSH; this causes thyroid gland to secrete thyroxine.
Thyroxine causes the pituitary gland to stop secreting TSH; this is an example of negative feedback.
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