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Home-work-sheet
Home-work-sheet

... characters is --------------. (estrogen – testosterone – insulin – thyroxin) 3. The hormone responsible for the appearance of the male secondary sex characters ---------------. (Estrogen – testosterone – insulin – thyroxin) 4. The hormone which its deficiency causes the enlargement of the thyroid gl ...
Hormonal control and responses
Hormonal control and responses

... General Hormonal Responses to Graded or Prolonged Exercise ...
chapter 45
chapter 45

...  Follicle-stimulating hormone (FSH), luteinizing hormone (LH), and thyroid-stimulating hormone (TSH) are similar glycoproteins.  FSH and LH are also called gonadotropins because they stimulate the activities of the gonads.  TSH promotes normal development of the thyroid gland and the production o ...
16 - University of Kentucky
16 - University of Kentucky

... • Nervous system modifies stimulation of endocrine glands and their negative feedback mechanisms – Example: under severe stress, hypothalamus and sympathetic nervous system activated •  body glucose levels rise ...
Frank MacDonald RN, MN - University of Calgary
Frank MacDonald RN, MN - University of Calgary

... example of a negative feedback loop is the reduction of corticotropin releasing hormone (CRH) secretion by the hypothalamus, and of adrencorticotropic hormone(ACTH) secretion from the anterior pituitary by ...
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hypothalamic-pituitary axis

... • Two functional parts – Adenohypophysis (anterior pituitary) • Rathke’s pouch – ectoderm above mouth ...
Lesson Overview - Diman Regional
Lesson Overview - Diman Regional

... the inner part is the adrenal medulla. The adrenal cortex produces more than two dozen steroid hormones called corticosteroids. ...
Endocrine System Part 2
Endocrine System Part 2

...  Adrenal glands – paired, pyramid-shaped organs atop the kidneys  Structurally and functionally, they are two glands in ...
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Thyroid hormones

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Primary Endocrine Organs, Tissues and Cells

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chapter 56: the endocrine system
chapter 56: the endocrine system

... released when the blood Ca++ gets too low as it is necessary for contraction of all muscles as well as proper nerve function. The adrenal gland produces four hormones, two in the medulla and two in the cortex. The medullary hormones, epinephrine and norepinephrine, provide a long lasting alarm respo ...
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... communicate regulatory messages within the body • Hormones reach all parts of the body, but only target cells have receptors for that hormone • Insect metamorphosis is regulated by hormones ...
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Endocrinology

...  Null cell adenoma (most common)  Null cells do not produce hormone  This tumor will not secrete anything  If starts growing, won’t realize it as soon because there are no other symptoms until it gets so large it compresses the optic chiasm or suppresses hormone production  Ischemic necrosis/ S ...
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... • Hormones from the adrenal glands help maintain homeostasis when the body is stressed • Adrenal medulla – Nervous signals from the hypothalamus stimulate secretion of epinephrine and norepinephrine – These quickly trigger the fight or flight response ...
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Thyroid and Parathyroid Glands

...  Secrete parathyroid hormone (PTH)  Raise calcium levels in the blood ...
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Online Notes

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Endocrine - JCU
Endocrine - JCU

... The endocrine glands do not have excretory ducts as do other glands such as the salivary and sweat glands. Their secretions are passed directly into veins. As a result of this mechanism the endocrine glands are extremely vascular. The endocrine glands, together with the hormones they secrete are lis ...
The Pituitary Gland
The Pituitary Gland

... The pituitary gland is a gland in the brain which produces chemicals called hormones (an endocrine gland). Hormones are chemical messengers which help different organs in the body communicate with each other. The pituitary gland is one part of a messenger system. The pituitary gland helps to control ...
Nerve activates contraction
Nerve activates contraction

... Copyright © 2006 Pearson Education, Inc., publishing as Benjamin Cummings ...
cells
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... In secreting phase chief cells contain stack of RER, Golgi complex and parathyroid hormone granules arranged toward periphery of the cell In resting phase lipid and glycogen are more but less RER and small Golgi ...
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Slide 1

... and pancreatic enzymes • Somatostatin (SS)—suppress production of gastric acid, inhibit rectal gland secretion, inhibitory regulation of GH from hypothalamus • Neuropeptide Y (NPY)—promote digestion by increasing blood flow, inhibits gastric acid secretion, pancreatic enzyme release, and gallbladder ...
January 2015 Newsletter - Endocrine System
January 2015 Newsletter - Endocrine System

... What are the endocrine glands and what do they do? The major endocrine glands include the adrenals, pancreas, pineal, pituitary, reproductive and thyroid glands. Adrenals - Adrenal glands regulate the body's response to stress and are made of two parts, each of which secretes a separate set of hormo ...
The Endocrine System
The Endocrine System

... defined mainly by function, location, and action a 3rd class of regulatory molecules are distinguished by the fact that they are produced in many different organs generally active in same organ that produces them = paracrine regulators Paracrine Regulators =eicosanoids produced in almost every org ...
Drugs and cortisol - Good Hormone Health
Drugs and cortisol - Good Hormone Health

... Drugs and Cortisol Patients frequently ask me if taking a certain drug will affect cortisol levels, either in regarding to cortisol testing or if they want to raise or lower their cortisol. If a patient is undergoing testing for Cushing’s Dr. Friedman recommends discontinuing the drug for a week bef ...
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Adrenal gland



The adrenal glands (also known as suprarenal glands) are endocrine glands that produce a variety of hormones including adrenaline and the steroids aldosterone and cortisol. They are found above the kidneys and consist of a series of layers with different structure and functions. Each gland has an outer cortex which produces steroid hormones and an inner medulla. The adrenal cortex itself is divided into three zones: zona glomerulosa, the zona fasciculata and the zona reticularis.The adrenal cortex produces a class of steroid hormones called corticosteroids, named according to their effects. Mineralocorticoids, produced in the zona glomerulosa, help in the regulation of blood pressure and electrolyte balance. Glucocorticoids such as cortisol are synthesized in the zona fasciculata; their functions include the regulation of metabolism and immune system suppression. The innermost layer of the cortex, the zona reticularis, produces androgens that are converted to fully functional sex hormones in the gonads and other target organs. The production of steroid hormones is called steroidogenesis, and involves a number of reactions and processes that take place in cortical cells. The medulla produces the catecholamines adrenaline and noradrenaline, which function to produce a rapid response throughout the body in stress situations.A number of endocrine diseases involve dysfunctions of the adrenal gland. Overproduction of corticosteroid hormones leads to Cushing's syndrome, whereas insufficient production is associated with Addison's disease. Congenital adrenal hyperplasia is a genetic disease produced by dysregulation of endocrine control mechanisms. A variety of tumors can arise from adrenal tissue and are commonly found in medical imaging when searching for other diseases.
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