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52 Cards in this Set
- Front
- Back
In this system chemicals, called hormones, are secreted directly into the blood stream to work on a distant receptor site (exception: gastrin secreted by stomach glandular cells, works on stomach cells)
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Endocrine System
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What are chemical messengers produced by endocrine glands and secreted directly into blood vessels?
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Hormones
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Hormones ____ to _____ receptors to change some activity of that cell.
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bind to specific receptors
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What organ is an important bridge between nervous system and endocrine system?
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Hypothalamus
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What organ releases thyroid hormone and calcitonin?
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Thyroid Gland
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What Organ releases parathyroid hormone?
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Parathyroid Gland
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What organ release insulin, glucagon, somatostatin.
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Pancreas
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What is an organ that caps on top of the kidneys. Divided into the cortex and medulla.
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Adrena Cortex
Adrena Medulla |
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What organ produces steroid hormones, glucocorticoids, mineralcorticoids, sex hormones.
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Adrena Cortex
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What organ produces adrenergic hormones / catecholamines: norepinephrine and epinephrine (flight or fight response).
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Adrena Medulla
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What organ produces androgens?
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Testicles
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What organ produces estrogens, progestins?
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Ovaries
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What organ produces erythropoietin?
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Kidneys
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What organ produces gastrin?
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Stomach
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What organ produces secretin, cholecystokinin?
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Small Intestine
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What organ produces chorionic gonadotropin?
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Placenta
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What organ secretes melatonin?
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Pineal Body
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What seven hormones are released from the anterior pituitary?
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Growth Hormone (Somatotropin)
Prolactin Thyroid-Stimulating Hormone (TSH) Adrenocorticotropic Hormone (ACTH) Follicle-Stimulating Hormone (FSH) Luteinizing Hormone (LH) Melancyte Stimulating Hormone (MSH) |
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What hormone is related to maintaining lactation?
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Prolactin
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This hormone stimulates growth and development of follicles (oogenesis) and release of estrogen.
In males stimulates spermatogenesis. |
FSH (Follicle Stimulating Hormone)
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This hormone in females caues ovulation! Continued high levels causes follicle to develop into a corpus luteum (CL)
In males it stimulates testosterone production. |
Luteninizing Hormone
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In reptiles this hormone can cause color changes in skin. Tans in sun.
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Melanocyte Stimulating Hormone
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This hormone causes water reabsorption and prevents diuresis.
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Anti-diuretic Hormone (ADH)
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What hormone is used in milk letdown? It also causes contractions in the Uterus!
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Oxytocin
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Which hormones regulate body metabolism?
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Thyroid Hormones!
T3 and T4 |
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What hormones causes excess calcium to be deposited into bones.
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Calcitonin
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Calcitonin and Parathyroid hormone are involved in what part of the bodies homeostasis?
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Ca++
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This hormone has three actions:
1. Increase blood sugar 2. Protein breakdown 3. Suppress the immune system |
Glucocorticoids
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This hormone works in reabsorption of sodium, water follows osmotically.
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Mineralocorticoids
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This horomone increases sympathic system tone! (Fight or right reactions)
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Epinephrine / Norepinephrine
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This hormone causes cells to take up glucose.
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Insulin
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This hormone does
1. Glycogenolysis - catabolise glycogen to glucose. 2. Gluconeogenesis - formation of glucose from amino acids! |
Glucagon
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This hormone is inhibits insulin, inhibits glucagon, and slows GI tract.
Think Static |
Somatostatin
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Sex characteristic for males!
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Androgens
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Sex characteristic for females!
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Estrogens
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This hormone prepares the uterus for implantation and maintains pregnancy.
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Progestins / Progresterone
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This hormone stimulates eryhtropoiesis!
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Erythropoietin
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This hormone stimulates HCI relase if gastric pH is < 3.
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Gastrin
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What two hormones are released from the small intestine?
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Secretin and Cholecystokinin
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This hormone is released from placentas and maintains pregnancy!
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Chorionic Gonadotropin
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This hormone plays a role in sleep cycles!
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Melatonin
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This hormone group has 9 main categories and tends to only travel short distances to tissues. They have powerful effects in a wide range.
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Prostaglandins
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A disease that casuses weight loss, cardiac diseasee, hyperactivity, vomiting and diarrhea.
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Hyperthyroidism (Often Cats)
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A disease that causes weight gain, heat-seeking, coat abnormalities, and anemia.
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Hypothyroidism (Often Dogs)
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This dease called hyperadrenocorticism causes weight gain, alopecia, thin skin, PU / PD. It's other name is?
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Cushing's Disease
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Hypoadrenocorticism causes acute illness or chronic waxing and waning course anorexia, fatigue, anemia. It's other name is?
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Addison's Disease
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What is Type 1 Diabetes Mellitus?
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Pancreas doesn't make insulin.
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What is Type 2 Diabetes Mellitus?
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Insulin doesn't work because of insulin resistance.
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The basic problem with Diabetes Mellitus is?
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Cells unable to use glucose for energy!
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There is another type of diabetes. It is diagnosed by water deprivation test. The body is unable to concentrate urine in response to clinical dehydration.
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Diabetes Insipidus!
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This term is used when you have a Downer Cow. Hypocalcemia when demands of lactatikon exceed parathyroid hormone's ability to mobilize calcium.
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Milk Fever / Eclampsia
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This hormone is somewhat controversal and is used to supplement cattle and increase milk production.
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Bovine Somatotropin (BST)
Digested and is same as normal BST in cows. |