I used this activity in a small class of prenursing students anatomy and physiology class. The endocrine system slow control system rapid control system 3. Endocrine system amrita vishwa vidyapeetham virtual lab. As a result of the missing hormones in the hypophysectimized rat, what would besome expected symptoms. Virtual rat endocrine activity based on using virtual rats for understanding endocrine physiology by sandhia varyani, eilynn sipe, j. An injection of thyroxine to an otherwise normal rat will cause which of the following.
Naijiang liu, martin w wessendorf, alan r gintzler, physical linkage of estrogen receptor. Using the mouse, click and drag the normal rat into the chamber and place it on top of the scale. The virtual rat eliminates the obstacles inherent in animal experimentation, such as inadequate budgets, as well as avoiding important animal rights issues. Using the virtual rat avoids the complications associated with the use of live animals for scienti. The basic structure of the thyroid is unique for endocrine glands, consisting of follicles of varying size 20250. Virtual rat understanding endocrine system free pdf file. We found the most ahn in rats that were selectively bred for an. Read and download ebook physiology 14a lab activity answers pdf at public ebook library physiology 14a lab activity ans. Endocrine system, hormones, glands, feedback loops, negative feedback, insulin, glucagon, melatonin, adrenaline, growth hormone. The virtual rat eliminates the obstacles inherent in animal experimentation, such as inadequate budgets, as well as avoiding important animal rights. The command center for the endocrine system is the hypothalamus,asmall,pennysizedportionofthe brain. Endocrine system physiology computer simulation introduction the endocrine system is the second greatest control system of the body and has many effects on the tissues and organs. Normal rat thyroidectomized rat hypophysectomized rat baseline weight g variable, 249251 variable, 244246 variable, 244246 ml o 2 used in 1 minute variable, 7. With our online resources, you can find virtual rat endocrine lab answers or just about any type of ebooks, for any type of product.
Cdiseases of the endocrine system are common, particularly in small animal practice. This easytouse software consists of 11 modules containing 79 physiology lab activities that cab be used to supplement or substitute for wet labs. Endocrine glands exocrine glands ductless have ducts secrete their products hormones into the blood secrete their products to the outer surface or the lumen of git can reach distant tissue can not 4. I used it after the lecture on the endocrine system. Laboratory exercise using virtual rats to teach endocrine. Explain your reasoning process to determine your answer. The key fetal pig posterior view rear half, mostly digestive and renal. Read and download ebook virtual rat endocrine activity answers pdf at public ebook library virtual rat endocrine activi. Gunn for your safety and comfort, read carefully ebooks virtual rat endocrine lab answers pdf pdf vector analysis book by phi learning pvt ltd.
In the biology lab, you will be working with specimens that have been preserved in chemicals and you will be working with sharp instruments. The endocrine system regulates the functioning of every cell, tissue, and organ in the body. I divided students in groups and assigned them one rat each. The virtual rat concept avoids the many obstacles associated with animal experimentation for example, lack of adequate animal facilities, expense, equipment, and limited teacher experience. Browse applications and by course free apps for biology labs scb 115 principles of biology scb 201 general biology i scb 202 general biology ii scb 203 fundamentals of human biology i scb 204 fundamentals of human biology ii scb 208 vertebrate anatomy and physiology i scb 209. Recently, we developed polygenic rat models that gain differentially for. The hypothalamus acts as an endocrine organ that secretes oxytocin and antidiuretic hormone adh,alsoknownasvasopressin. Hsu, christopher t bailey, cynthia m dicarlo, stephen e. The virtual rat eliminates the obstacles inherent in animal experimentation, such as inadequate budgets, as. The laboratory was modeled after a recent exercise that used the virtual rat to teach basic endocrine physiology. Classify animals by phylum and their virtual dissections. Also on the screen are three white rats in their individual cages. Describe various hormones and explain their effectsand feedback mechanisms. Thesehormones travel down the pituitary stalk to the posterior pituitary gland where they are released directly into the.
Virtual rat dissection step by step the biology corner. When the animal is in the chamber, release the mouse button. Endocrine lab answers pdf if you serious looking for ebook virtual rat endocrine lab answers pdf. Virtual rat endocrine activity answers pdf at public ebook library virtual rat endocrine activi. The surface of the rat cerebrum, as with most lower mammals, is smooth without the complex sulcal pattern seen in humans endocrine system adrenal glands are larger in the female than the male. Trh hypothalamus tsh pituitary gland testosterone testes acth pituitary gland cortisol adrenal gland lh pituitary gland t3 thyroid gnrh hypothalamus fsh pituitary gland ii. Endocrine cells have the ability to sense and respond to changes via the excretion of specific chemicals known as hormones.
Virtual rats to teach endocrine physiology life science. Hormones affect certain cells and tissues to maintain homeostasis within the body. Physical exercise increases adult hippocampal neurogenesis in. To overcome these obstacles, we developed a dry laboratory using virtual rats. Advances in physiology education, v21 n1 ps23s38 jun 1999. Metabolism and thyroid hormone normal rat thyroidectomized rat hypophysectomized rat baseline weight g variable, 249251 variable, 244246 variable, 244246 ml o 2 used in 1 minute variable, 7. Nitrile gloves come in different sizes, most women will wear a medium and most men will wear a large. Europhysiology 2018 experimental biology virtual issue 2017 top. Virtual labs and resources for lagcc biology courses. Note that the thyroid gland is made up of functional units calledfollicles, which in three dimensions are approximately spherical, their walls being composed of a simple cuboidal epithelium, surrounding a. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Pdf laboratory exercise using virtual rats to teach. In this activity, you will be working in small groups to evaluate some autopsy information obtained on virtual rats. Complex organic chemicals are secreted by certain glands.
Project overview the virtual physiological rat project. Be sure the clamp on the left tube on top of the chamber is open, allowing air to enter the chamber. Acth stimulates the release of cortisol from the adrenal glands which causes an increase in adrenal glands. You will be glad to know that right now virtual rat endocrine lab answers pdf is available on our online library. Virtual rat dissection rat external anatomy step 1. Describe the relationship between the hypothalamus and the pituitary gland.
Virtual rat endocrine activity hampshire virtual rat endocrine activity based on using u201cvirtual ratsu201d for understanding endocrine physiology by sandhia varyani, eilynn sipe, j. The virtual physiological rat project is focused on the systems biology of cardiovascular. S24 laboratory exercise using virtual rats to teach endocrine physiology. The hypophysis in the female is greater in weight than the male. Virtual rat endocrine physiology exercise objectives at the conclusion of this activity, the student will be able to. Paul layshock and s varyani and r l rosian and stephen e dicarlo, journalthe american. Check out the worksheet that goes along with the game, courtesy of ms. Nervous system uses physical structures for communication 2. 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. Laboratory exercise using virtual rats to teach endocrine physiology article pdf available in the american journal of physiology 2736 pt 3.
However, i had not covered reproductive system yet, and that required additional explanations. Request permission export citation add to favorites. The virtual physiological rat project is focused on the systems biology of cardiovascular diseaseunderstanding how disease phenotypes apparent at the wholeorganism scale emerge from molecular, cellular, tissue, organ, and organsystem interactions. Pdf animal experimentation is limited in many curricula due to the expense, lack of. The exercise is a modification of an experiment from a laboratory manual that is currently in press 1. The purpose of this course is to provide information about endocrine anatomy and physiology to prepare you to provide quality care to your patients with endocrine disorders. The whole discipline of anatomy has been focused on documenting the fine structure of these organs, while physiology and biochemistry have been determining. Virtual population lab activity go to the following website to complete the virtual lab activity. Activity b obtained from the american physiology society teaching archive and modified from an activity entitled laboratory exercise using virtual rats to teach endocrine physiology by odenweller, cm, et al. A tool for understanding hormonal regulation of gastrointestinal function.
The key endocrine organs of the fetal pig, then check your answers using the labeled images. Metabolism is the same because it is not exactly right, but trying with hormones to level it out. A rat dissection is a perfect way to show all the organs in the body. Dicarlo department of physiology, northeastern ohio universities college of medicine, rootstown, ohio 44272 a. It acts to maintain a stable internal body environment, regardless of changes occurring within or outside of the body. The following format presents two different options for the. Pdf laboratory exercise using virtual rats to teach endocrine. The thyroid gland, which is a part of the endocrine system, releases a hormone that maintains metabolism. In this laboratory, the students are presented with an experimental design that requires the identi. Why did the normal rat develop a palpable goiter with the tsh injection.
Gunn for your safety and comfort, read carefully ebooks virtual rat endocrine lab answers pdf pdf vector analysis book by. Virtual rat endocrine lab answers pdf, click this link to download or read online. Endocrine system uses body fluids to transport messages hormones a. Check your answers against the key fetal pig anterior view front half, mostly respiratory. Qa physioex ex 4 endocrine system physiology flashcards. Intercellular communication in the anterior pituitary redlara. Since the glands have no ducts like other glands exocrine glands, they are named ductless glands or endocrine glands, and their secretion as hormones. Expose the thoracic and abdominal cavity following the procedure adopted for rat.
Metabolism and thyroid hormone lab report published by viscolkanady, 20170418 08. Considered to be part of animals communication system 1. As you are dealing with a organisms make sure you clean your benches after use, use gloves and a lab coat. You can analyse the circulatory system, respiratory system and digestive system through this dissection. Why didnt any of the rats develop a goiter after thyroxine injection. Lab exercise using virtual rats to teach endocrine physiology description. Laboratory exercise using virtual rats to teach endocrine physiology. Slide 2181 thyroid gland rat hyperactive masson webscope imagescope examine slide 217 at low magnification, then at higher magnifications. Take the appropriate safety steps when dealing with the. The metabolic rate went up, and higher than thyroidectomized rat, but lower than normal rat.
246 108 83 1484 967 1314 1003 75 1311 790 335 475 44 994 1067 898 380 787 713 698 1265 998 216 948 369 1317 427 276 594 1082 86 342 328 229 682 1333 878