Jun 22, 2015 hank begins teaching you about your endocrine system by explaining how it uses glands to produce hormones. Covers the principles of endocrinology and metabolism on a system by system organbyorgan basis. Epithelia ectoderm and endoderm form the majority of the ductless endocrine glands like gastrointestinal and skin associated ducted glands. Endocrine and reproductive physiology 4th edition pdf free download. The endocrine system helps control the production and function of the immune cells. Exocrine tissues endocrine secretes hormones, while exocrine secretes all the other stuff mucus, enzymes, sweat. Endocrine system nervous system release of chemical hormone into bloodstream release of chemical neurostransmitter across synapse effect can be on many target cells spread throughout the body effect will be restricted to those target cells actually innervated effect will take place over a relatively long time. This endocrine system lecture explains the endocrine system anatomy and physiology and it also states about the structural anatomy of endocrine system consist of ductless glands that secrete hormones.
Endocrine glands secrete hormones directly into bloodstream ductless exocrine glands secrete substances through. The endocrine system no clear distinction between nervous and endocrine systems. Target cells cells with receptors for a given chemical messenger that can alter their activities in. A thorough understanding of the endocrine system and how it functions is necessary in accurately assessing and treating endocrine disorders. Testing the functional integration of an endocrine system diagnostic. Lecturer and curator for the division of anatomical sciences.
The endocrine system controls body activities by releasing mediator molecules called hormones hormones released into the bloodstream travel throughout the body results may take hours, but last longer hormones have powerful effects when present in very low concentrations general functions of hormones. Endocrine glands, endocrine cells and some neurons secrete hormones into tissue fluid from which they diffuse into capillaries. Endocrine system function of the endocrine system to secrete hormones chemical messengers that coordinate and direct target cells and organs. Identify the diagnostic tests used to determinealterations in function of each of the endocrineglands. Endocrine system ans 215 physiology and anatomy of domesticated animals i. A plethora of hormones regulate many of the bodys functions, including growth and development, metabolism, electrolyte balances, and reproduction. The endocrine system national institutes of health. Major endocrine organs there are five major endocrine organs in the body. Lecture 32 the endocrine system iv the parathyroid and. It functions in conjunction with the nervous system to control the internal environment homeostasis. Then share your knowledge by creating a yearbook profile for all 10 glands. Peripheral endocrine glands thyroid, pancreas, adrenals, gonads form early in the second month from epithelialmesenchye interactions and differentiate into the third month. The endocrine system resides within specific endocrine organs and both organs and tissues with other specific functions.
Has two distinct lobes with specific functions that are controlled by the hypothalamus, a region of the brain active in regulating automatic body responses. Endocrine system uses body fluids to transport messages hormones a. Some endocrine organs are strictly endocrine, secreting only hormones, such as the pituitary, thyroid, and adrenal glands. The nervous and endocrine systems practice khan academy. Function of the endocrine system to secrete hormones chemical messengers that coordinate and direct target cells and organs. Pharmacology of the endocrine system 2 in clinical practice, hormones and hormonelike drugs, are mainly used for. Numerous glands throughout the body produce hormones. Endocrine secreted directly from the gland into blood or gland exocrinesecreted into tubes leading from gland. Endocrine system and disorders lecture adrenal gland. Endocrine system anatomy and physiology nurseslabs. Considered to be part of animals communication system 1. Pharmacology of the endocrine system lecture part 1. Endocrine glands secrete chemicals called hormones 1st messengers into bloodstream. The action of the endocrine system is measured in minutes, hours, or weeks and is more generalized than the action of the nervous system.
Endocrine system overview endocrinology is the study of endocrine cellsorgans, the hormones secreted, regulation of hormone secretion and the effects of hormones on their target cellsorgans. Nervous system uses physical structures for communication 2. Endocrine tissues and organs secrete hormone into body fluids mainly blood and lymph directly using diffusion. Lecture endocrine system linnbenton community college. Describe the functions of each of the endocrineglands and their hormones. Endocrine system and disorders lecture free ebook download as powerpoint presentation. Endocrine system notes coral springs charter school. Endocrine glands secrete hormones directly into bloodstream ductless exocrine glands secrete substances through a duct sweat, salivary, lacrimal and. Endocrine secretioncells secrete substances into the extracellular fluid blood, lymph. Use the listed endocrinology textbook for detained descriptions of. Target cells cells with receptors for a given chemical messenger that can alter their activities in response to messenger. Endocrine and reproductive physiology 4th edition pdf free. The collection of endocrine glands makes up the endocrine system.
Endocrine glands are those glands which have no duct and release their secretions directly into the intercellular fluid or into the blood. Pdf on apr 9, 2019, buraq husseini and others published lecture 24, 25 endocrine system and accessory glands find, read and cite all. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Pdf lecture 24, 25 endocrine system and accessory glands. The effect is of short duration, measured in seconds, and localized. The endocrine system, along with the nervous system, functions in the regulation of body activities.
The endocrine system helps regulate heart rate and blood pressure and helps prepare the body for physical exertion. The endocrine system an overview susanne hillersturmhofel, ph. There are two major categories of glands in the body exocrine and. The endocrine system helps controls the development and functions of the reproductive systems in males and females. E endo fter nervous syst id gland, adren to coordinate. Hormones act as messengers, and are carried by the bloodstream to different cells in the body, which interpret these messages and act on them. Endocrine physiology 4th edition pdf endocrine physiology 4th edition pdf free download endocrine physiology 4th edition pdf ebook. Most endocrine organs operate smoothly until old age menopause is brought about by lack of. Apr 20, 2020 peripheral endocrine glands thyroid, pancreas, adrenals, gonads form early in the second month from epithelialmesenchye interactions and differentiate into the third month. Introduction to the endocrine system seer training. Endocrine system the endocrine system interacts with the nervous system to coordinate and integrate body activities by means of hormones.
Secretes hormones that control functions of other glands. Introduction to the endocrine system chapter 7a 1 about this chapter hormones. Lecture notes, drug metabolism and elimination 01 pharmacokinetics 05 endocrine 1 drugs for pituitary, thyroid and adrenal disorders lecture notes pharmacology of the circulatory system lecture notes pharmacology of the cns lecture notes, lecture 22, gastrointestinal system. Hapendocrine lecture endocrine system lecture notes a. These hormones are either aminoacid based and water soluble, or steroidal and lipid. Cdiseases of the endocrine system are common, particularly in small animal practice. Powerpoint lecture slides prepared by barbara heard, atlantic cape community college.
Lecture 2 endocrine system hormone endocrine system. The fetus also has a unique hormonal system that combines not only its own developing endocrine system, but also that of the corpus luteum, placenta and maternal hormones. Nov 07, 2016 this endocrine system lecture explains the endocrine system anatomy and physiology and it also states about the structural anatomy of endocrine system consist of ductless glands that secrete hormones. Lecture notes, lecture 15 endocrine hth sci 2h03 studocu. Exocrine tissues, such as salivary glands, and sebaceous glands, secrete chemical substances. The endocrine system introduction to the endocrine system our. Endocrine system the exploring nature educational resource. Powerpoint presentations and tutorials for medical students by dr. The endocrine system acts through chemical messengers called. Sources of hormones in humans the endocrine system fig. Tthehe endendococrinerine sysyssttemem second messenger system of the body uses chemical messages hormones.
Lecture 2 endocrine system free download as powerpoint presentation. The nervous system acts through electrical impulses and neurotransmitters to cause muscle contraction and glandular secretion. How do endocrine glands differ from exocrine glands. Cendocrine disorders are manifest by derangement of functions in target organs eg alopecia with cushings or hypothyroidism, seizurescoma caused by hyperinsulinism, bone fracture with hyperparathyroidism, etc. The endocrine system acts through chemical messengers called hormones that influence growth, development, and metabolic activities. The endocrine system is a control system of ductless glands that secrete hormones within specific organs.
The endocrine system is not covered by a specific chapter in the embryology textbooks and you will need to look for related chapters on the development of individual components some selected examples are listed below. Hormones travel through the blood to target cell 3. They are relatively small organs, sometimes no more than a few cells. The endocrine glands produce hormones, which are distributed by the vascular system to the many body tissues, subsequently these organs are. Endocrine glands are the organs of the endocrine system. Lecturer and curator in the division of anatomical sciences. Endocrine glands release secretions directly into the blood stream so they are ductless. The main endocrine glands are the pituitary anterior and posterior lobes, thyroid, parathyroid, adrenal.
326 475 489 689 215 675 526 116 1194 356 1278 1138 197 77 738 211 109 263 1071 167 232 416 1328 1433 1372 17 1557 1010 143 734 234 583 1169 232 736 637 203 589 880 385 201 338 197