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Endocrine System
Endocrine System

... Hormone Transport in Blood • Protein hormones circulate in free form in blood • Steroid (lipid) & thyroid hormones must attach to transport proteins synthesized by liver – improve transport by making them water-soluble – slow loss of hormone by filtration within kidney – create reserve of hormone • ...
GVC Cushing`s Disease - Greenville Veterinary Clinic
GVC Cushing`s Disease - Greenville Veterinary Clinic

... Cushing's syndrome refers to the signs and changes that occur secondary to excessive cortisol production by the adrenal glands. Cortisol is a hormone that is necessary for many normal body functions. Its secretion from the adrenal glands is regulated by input from two regions in the brain, the hypot ...
ap review: chapters 41-45
ap review: chapters 41-45

... dwarfs are all a result of too much or too little growth hormone. Which gland secretes this? ...
WHAT`S INSIDE - The PCOS Society (India)
WHAT`S INSIDE - The PCOS Society (India)

... The first question asked by everyone around me was "Why another Society? Do we not have enough professional Societies for Gynaecologists? The symptoms of PCOS first show their ugly head in a young girl after she attains puberty and ameliorate as she reaches menopause, suggesting that these symptoms ...
The Endocrine System
The Endocrine System

... • There are two types of diabetes: Type I and Type II. – Type I occurs when immune cells attack and destroy the islet of Langerhans cells. – Type II occurs when cells don’t have sufficient insulin levels or when the organism’s cells have become less responsive. ...
Chapter 10 - Delmar Cengage Learning
Chapter 10 - Delmar Cengage Learning

... • Hyperadrenocorticism (Cushing’s disease) is characterized by excessive glucocorticoid production due to prolonged administration of adrenocortical hormones, adrenocortical tumors, or pituitary disorders • Signs: PU/PD, hair loss, pendulous abdomen • Diagnosed by the ACTH stimulation test or low-do ...
Hyperthyroidism and Graves Disease
Hyperthyroidism and Graves Disease

... Rarely, a tumor of the pituitary gland or other tumors may make thyroid stimulating hormones (TSH) which acts on the thyroid to cause excess hormone production. In each case, an attempt is made to determine the cause of hyperthyroidism. Perhaps the most common cause of hyperthyroidism is Graves' dis ...
Endocrinology - NCORD Healthcare LLC
Endocrinology - NCORD Healthcare LLC

... secrete corticosteroids and catecholamines, such as norepinephrine and adrenaline (epinephrine), which are hormones that are released in response to stress. The adrenal glands also produce androgens, male sex hormones that promote the development of male characteristics. Testosterone is the major an ...
Warm Up 2/14/11
Warm Up 2/14/11

... Aldosterone secretion is controlled by the reninangiotensin mechanism This mechanism is a negative feedback loop that helps maintain homeostasis of blood pressure 1. Blood pressure drops in the kidneys  renin (an enzyme) is secreted 2. Renin converts angiotensinogen to angiotensin I 3. Angiotensin ...
Control of Menstrual Cycle
Control of Menstrual Cycle

... theca cells:stroma cells differentiated into external and internal theca cells and form LH receptors; granulosa cells:cell proliferation; upregulating FSH-R;activating aromatase and estrogen↑;inducing LH-R; synthesis of IGF/IGF-R、inhibinA and activins. follicle recruitment LH theca cells: androgen↑ ...
Natural Hormone Replacement Therapy
Natural Hormone Replacement Therapy

... DHEA-S 5,000,000pg/ml Cortisol 100,000 pg/ml ...
Chapter 7 Body Systems
Chapter 7 Body Systems

... hypothyroidism •Requires life long therapy •Mucus-like materials accumulates under the skin •s/s may include: •Depression •Fatigue •Joint muscle pain •Paleness or dry skin •Thin brittle hair or fingernails •Weakness •Weight gain (unintentional) ...
lecture #10
lecture #10

... • Positive feedback control – the change produced by the hormone causes more hormone to be released ...
Animal Science 434 Reproductive Physiology
Animal Science 434 Reproductive Physiology

... Chemical Structure of Hormones Molecular size of hormones that regulate reproduction Hormone FSH ...
The Endocrine System
The Endocrine System

... Cushing's Syndrome-hypersecretion of glucocorticoid hormones from the adrenal cortex What is a syndrome? A group of symptoms characteristic of a disease ...
Menstruation: Balance and Imbalance. Herbal Programs to Help
Menstruation: Balance and Imbalance. Herbal Programs to Help

... If you have very heavy periods (lasting more than 7 days or soaking more than one pad or tampon every 2 to 3 hours), frequent or long-lasting nosebleeds, easy bruising, or prolonged oozing of blood after dental work, you may have a bleeding disorder such as von Willebrand Disease. This is not the sa ...
The endocrine system
The endocrine system

... may be caused by an ACTH releasing tumor in pituitary Symptoms: trunkal obesity and moon face, emotional instability Treatment: removal of adrenal gland and hormone replacement ...
2 Communication Systems
2 Communication Systems

... • Neurons release neurotransmitters into a synapse affecting postsynaptic cells • Endocrine glands release hormones into the bloodstream to specific target cell receptors Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. ...
Hormonal Imbalances- Laura Knecht, MD
Hormonal Imbalances- Laura Knecht, MD

... Increased fat mass Increased LDL Increased inflammatory markers (IL-6, CRP) Increased cardiac disease Decreased bone mineral density Diminished quality of life ...
Chapter 16
Chapter 16

... Autocrines – chemicals that exert effects on the same cells that secrete them Paracrines – locally acting chemicals that affect cells other than those that secrete them These are not considered hormones since hormones are long-distance chemical signals ...
endocrinology
endocrinology

... sulla syndrome, large non-function adenoma, and a functioning adenoma. The pituitary is ~1 cm diameter; a very large nonfunctioning pituitary adenoma (3.g., 2.4cm) blocks dopamine, permitting modest increases in prolactin; a 2.4 cm functioning adenoma should make more than 200 ng/ml. The former is t ...
Chapter 17 Endocrine System
Chapter 17 Endocrine System

... • Variations in hormone concentration and target cell sensitivity have noticeable effects on the body • Hyposecretion – inadequate hormone release – tumor or lesion destroys gland • head trauma affects pituitary gland’s ability to secrete ADH – diabetes insipidus = chronic polyuria ...
17 - Endocrine Systems
17 - Endocrine Systems

... Entrainment in many animals is due to extraocular photoreceptors (entrainment is still seen in enucleated, or in eyeless animals):!   Insects in eclosion (pupation) often emerge at the same time.!   Crayfish: 6th tail ganglion essential for setting the clock.!   Birds: have about 20 extraretinal ...
endocrine system - Doctor Jade Main
endocrine system - Doctor Jade Main

... anterior lobe of pituitary • also manufactures hormones which travel via hypothalamus-hypophyseal tract to be stored in posterior pituitary • hypothalamus has direct neural control over endocrine cells in adrenal medulla via ...
chapter summary
chapter summary

... secretion, transport in the blood, and interaction with target cells—peptides, steroids, and amines, the latter including thyroid hormone and adrenomedullary catecholamines. •Peptides and catecholamines are hydrophilic; steroid and thyroid hormones are lipophilic. •Hydrophilic hormones are synthesiz ...
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Hyperandrogenism

Hyperandrogenism, or androgen excess, is a medical condition characterized by excessive levels of androgens in the body and the associated effects of these excessive levels of androgens.Hyperandrogenism is one of the primary symptoms of polycystic ovary syndrome (PCOS). In such cases, it presents with symptoms such as acne and seborrhea, is frequent in adolescent girls and is often associated with irregular menstrual cycles. In most instances, these symptoms are transient and reflect only the immaturity of the hypothalamic-pituitary-ovarian axis during the first years following menarche. Approximately three-quarters of patients with PCOS (by the diagnostic criteria of NIH/NICHD 1990) have evidence of hyperandrogenism, with free testosterone being the single most predictive marker with ~60% of patients demonstrating supranormal levels.Hyperandrogenism can also be the result of excessive production of adrenal or gonadal androgens by adrenal adenomas, carcinomas, or hyperplasia, Leydig cell tumors in men, and arrhenoblastomas in women.In women, signs and symptoms of hyperandrogenism frequently include acne, scalp hair loss (androgenic alopecia), excessive facial and body hair (hirsutism), atypically high libido, breast atrophy, and others. Collectively, these symptoms are described as virilization.Management of hyperandrogenism symptoms like androgenic alopecia, include the use of antiandrogens such as cyproterone acetate, spironolactone, and flutamide.
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