Which gland produces adrenaline?

The adrenal glands are responsible for producing adrenaline, which is also known as epinephrine. This hormone plays a crucial role in the body's fight-or-flight response, preparing the body to respond to stress or emergency situations. When released, adrenaline increases heart rate, elevates blood pressure, and boosts energy supplies.

The adrenal glands, located on top of each kidney, have two main parts: the adrenal cortex and the adrenal medulla. Adrenaline is produced in the adrenal medulla, a part of the adrenal glands that responds to stress signals by releasing this hormone into the bloodstream.

Other glands, such as the thyroid gland, pancreas, and pituitary gland, do not produce adrenaline. The thyroid gland primarily regulates metabolism through hormones such as thyroxine. The pancreas plays a significant role in glucose regulation through insulin and glucagon, while the pituitary gland is often referred to as the "master gland" because it produces hormones that regulate other glands, but it does not produce adrenaline itself. Understanding the specific functions of these glands clarifies the role of the adrenal glands in producing adrenaline.