The human endocrine system pdf

Endocrine tissues and organs secrete hormone into body fluids mainly blood and lymph directly using diffusion. Endocrine system function of the endocrine system to secrete hormones chemical messengers that coordinate and direct target cells and organs. The endocrine system national institutes of health. Steroids are characterized by four interlocking carbohydrate rings. Theyre responsible for almost every cell, organ, and function in your body. Diseases of the endocrine system can result from the oversecretion or undersecretion of hormones or. Endocrine system the endocrine system interacts with the nervous system to coordinate and integrate body activities by means of hormones. Revise the endocrine system in humans revise homeostasis in humans summary endocrine and exocrine glands.

Microsoft powerpoint chapter 9 jk compatibility mode author. The nervous and endocrine systems help to protect the human body. Endocrine system notes coral springs charter school. Human endocrine system 25 june 2014 lesson description in this lesson we. The endocrine system is responsible for many amazing bodily processes. The endocrine system secretes hormones that control how bodily functions work. Exocrine tissues, such as salivary glands, and sebaceous glands, secrete chemical substances. Endocrine glands secrete hormones directly into bloodstream ductless exocrine glands secrete substances through a duct sweat, salivary, lacrimal and. Human physiologythe endocrine system saylor academy. In many cases, the hormones released from the target gland act back on the pituitary andor hypothalamus, repressing. The pituitary gland is located at the base of the human. Human endocrine system, group of ductless glands that regulate body processes by secreting chemical substances called hormones. The endocrine system is a network of glands that produce and release hormones that help control many important body functions, including the bodys ability to change calories into energy that.

The human endocrine system modulates several processes of the body by the function of hormones. Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs and distant tissues. Hormones circulating in the blood diffuse into the interstitial fluids surrounding the cell. The endocrine system is a network of glands in your body that make the hormones that help cells talk to each other. Hormones that are lipids synthesized from cholesterol. The endocrine system releasing hormone pituitary hormone target gland hormone shortloop feedback hypothalamus figure 2 schematic representation of negative feedback mechanisms that control endocrine system activity. The endocrine system helps to regulate a variety of bodily functions through the secretion of hormones. Are lipids synthesized from the fatty acid chains of phospholipids found in plasma membrane. Thus, the human endocrine system watches over and coordinates all the systems of the body with the use of hormones.