Welcome to the first lesson in this new series on the endocrine system. The endocrine system is made up of glands that produce hormones and release them into the blood. This article explains the endocrine system and provides graphical illustrations to understand the physiology of endocrine glands. The endocrine system in the body, the endocrine system is composed of a variety of different glands. The endocrine system national institutes of health. The endocrine gland is the major player in this system.
The endocrine system is made up of a complex network of glands, which are organs that secrete substances the glands of the endocrine system are where hormones are produced, stored, and released. The endocrine system austin community college district. Endocrine system notes coral springs charter school. Made up of the endocrine glands, which secrete hormones directly into the blood, and the hormones are transported by the circulatory system to their proper organs and tissues. Human physiology the urinary system 4 renal vein the renal veins are veins that drain the kidney.
It operates by using an intrinsic control and conduction system that. These hormones regulate the bodys growth, metabolism the physical and chemical processes of the body, and sexual development and function. The hormones cause certain reactions to occur in specific tissues. The endocrine system consists of cells, tissues, and organs that secrete hormones as a primary or secondary function. Creative activities to help your students learn about the endocrine system. Anatomy deals with the study of the human body the components, structure and position and physiology the study of how the body functions. In 1849 german physiologist arnold adolph berthold performed a similar. Anatomy and physiology of endocrine system thyroid diseases what is endocrine system pituitary hormones function of endocrine system endocrine diseases endocrine system organs define endocrine. The endocrine system, comprised of a number of hormonesecreting glands, is vital to the functioning of the human body. The branches of science that will help you understand the body parts and functions are anatomy and physiology. This lecture also states the structure and function of major glands of the endocrine system like hypothalamus, pituitary, thyroid, parathyroids. Why can a single endocrine hormone produce a wider spread of responses in more of the body than a single nerve cell.
Related quizzes the anatomy of the endocrine system, quiz 1 identify the organs of the endocrine system the nervous system, quiz 1 test your knowledge of the anatomy of the nervous system general physiology, quiz 1 20 question quizzes on general physiology images and pdfs just in case you get tired of looking at the screen weve provided images and pdf. Endocrine system questions 2 practice khan academy. Endocrine system, hormones, glands, feedback loops, negative feedback, insulin, glucagon, melatonin, adrenaline, growth hormone. Microsoft powerpoint chapter 9 jk compatibility mode author. Overview controls and integrates reproduction growth and development maintenance of electrolyte, water, and nutrient balance of blood regulation of cellular metabolism and energy balance mobilization of body defenses. The endocrine system describes an array of chemical signals hormones. The fourth edition of endocrine physiology provides comprehensive coverage of the basic science and anatomy behind endocrine function. Endocrine physiology, therefore, is the study of the endocrine system. Human endocrine system, group of ductless glands that regulate body processes by secreting chemical substances called hormones. Recognize and analyze alternative explanations and models using scientific criteria. Numerous glands throughout the body produce hormones.
Most endocrine organs operate smoothly until old age menopause is brought about by lack of efficiency of the ovaries. A nervous system b immune system c circulatory system d respiratory system e skeletal system 20. Endocrine system function of the endocrine system to secrete hormones chemical messengers that coordinate and direct target cells and organs. Exocrine tissues, such as salivary glands, and sebaceous glands, secrete chemical substances. Hormones are secreted by a cell or group of cells tradition ally, the field of endocrinology has focused on chemical mes sengers secreted by endocrine glands. Activities marked with an are quick and could easily be incorporated into class. Endocrine system the endocrine systemperforms the same generalfunction as the nervoussystem. The endocrine system works with the nervous system to coordinate and direct the activity of the bodys cells. In this lesson we provide a good overview of what the endocrine system is. Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs and distant tissues.
The endocrine system uses chemical messages in the form of hormones chemical substances that are secreted by cells into extracellular fluids and regulate. The endocrine system is made up of glands that produce and secrete hormones, chemical substances produced in the body that regulate the activity of cells or organs. Includes vocabulary, labeled diagrams, and if appropriate, microscope slides. The endocrine system, physiology free anatomy quiz. A plethora of hormones regulate many of the bodys functions, including growth and development, metabolism, electrolyte balances, and reproduction. The endocrine system national institute on alcohol abuse and. Endocrine tissues and organs secrete hormone into body fluids mainly blood and lymph directly using diffusion. Steroids are characterized by four interlocking carbohydrate rings. Hormones that are lipids synthesized from cholesterol. The nervous systemprovides a more rapidresponse than theendocrine system. Pharmacology of the endocrine system 2 in clinical practice, hormones and hormonelike drugs, are mainly used for. Endocrine glands send chemical signal molecules around the body to communicate information. Human physiologythe endocrine system wikibooks, open. Endocrine glands secrete hormones directly into bloodstream ductless exocrine glands secrete substances through a duct sweat, salivary, lacrimal and.
The primary function of these ductless glands is to secrete their hormones directly into the surrounding fluid. Are lipids synthesized from the fatty acid chains of phospholipids found in plasma membrane. Major endocrine organs there are five major endocrine organs in the body. Nerve signals are sent viaelectrical impulses whilethe endocrine system escommunicates viacirculating hormones. The endocrine system affects a large number of the bodys functions, including temperature, metabolism, sexual function, reproduction, moods, and growth and development. Human anatomy and physiology lecture notes endocrine.
In addition to its role in reproductive activity, the endocrine system regulates tissue growth, responses to injury and stress, and helps maintain necessary levels of chemicals throughout the body. The series includes high school biology, ap biology, sat biology, college biology, microbiology, human anatomy and physiology, and genetics. Choose from 500 different sets of human anatomy and physiology endocrine system flashcards on quizlet. Endocrine system the endocrine system interacts with the nervous system to coordinate and integrate body activities by means of hormones. It seems like a far fetched idea that a small chemical can enter the bloodstream and cause an. The traditional core of an endocrine system consists of an endocrine gland, the. Endocrine glands and exocrine glands, hormones are messenger substances, operating principles of hormones, pathologies in endocrinology.
Identify diseases and disorders of the endocrine system. Testing the functional integration of an endocrine system diagnostic. Formulate and revise scientific investigations and models using logic and evidence. Use a variety of tools and technologies to improve investigations and communications. The body of knowledge of the endocrine system is continually expanding, driven in large part by research that seeks to understand basic cell functions and basic mechanisms of human endocrine diseases and disorders. Hormones act as messengers, and are carried by the bloodstream to different cells in the body, which interpret these messages and act on them. Although the physiology of a system of the body is almost always studied along with the anatomy of that same system, the terms should not be confused. Anatomy, physiology, and current treatment initiatives 10 contact hours by.
It might be more accurate to define endocrine physiology as the study of the functions of the endocrine system. Endocrine system anatomy and physiology endocrine system. Learn human anatomy and physiology endocrine system with free interactive flashcards. In the human body, two major organ systems participate in relatively long distance communication. Hormones circulating in the blood diffuse into the interstitial fluids surrounding the cell. The endocrine system no clear distinction between nervous and endocrine systems. Explain the pathophysiology of diseases and disorders of the endocrine system.
Diseases of the endocrine system can result from the oversecretion or undersecretion of hormones or. Student academic learning services the endocrine system. Central nervous system hemangiosarcoma in a horse p 914916 the encyclopedia of endocrine diseases and disorders midazolam and ketamine induction before halothane anaesthesia in ponies cardiorespiratory, endocrine and metabolic changes. The nervous and endocrine systems both work together to bring about this adaptation. The endocrine system is a control system of ductless glands that secrete hormones within specific organs. Our mission is to provide a free, worldclass education to anyone, anywhere.
In general the nervous system responds rapidly to shortterm changes by sending electrical impulses along nerves and the endocrine system brings about. Spring 2019 anatomy and physiology ii endocrine system amy lynn gagliano monroe community college professor christopher. Anatomy and physiology of endocrine system youtube. Together with the nervous system, it is considered one the two long distance.
The interstitial fluid and the blood vessels then transport. Human endocrine system, group of ductless glands that secrete hormones. It provides a slower, but longer lasting coordination than the nervous system. The endocrine system an overview susanne hillersturmhofel, ph.
It can be used for lecture exams and laboratory practicals. A thorough understanding of the endocrine system and how it functions is necessary in accurately assessing and treating endocrine disorders. Endocrine system anatomy and physiology study guide. One of the basic concepts in anatomy and physiology is the idea of organization. Introduction to the endocrine system anatomy and physiology. Human physiologythe endocrine system saylor academy.
1008 1503 81 406 592 522 134 1361 262 208 952 1466 995 858 191 1363 1432 215 177 1479 389 651 750 1552 816 992 1485 543 408 282 867