Immunologic mechanisms of injury, with patterns of injury and major autoimmune diseases. The first answer you click will be scored, and the response will appear in the lower frame. … For multiple choice questions, you will click on the checkbox next to the first question you want to answer, then click on the checkbox next to the lettered answer. The WebPath® educational resource contains over 2700 images with text that illustrate gross and microscopic pathologic findings along with radiologic imaging associated with human disease conditions. This computer-aided instructional resource contains over 5000 images with text that demonstrate gross and microscopic pathologic findings along with radiologic imaging associated with human disease conditions. For self-assessment and self-directed study there are over 1300 examination items. This computer-aided instructional resource contains over 5000 images with text that demonstrate gross and microscopic pathologic findings along with radiologic imaging associated with … For single answer questions, click on the checkbox next to the letter for the answer. Normal Histology Return to the Histology main menu. These computer-aided instructional materials support educational programs in the health sciences. Then click the "Check Answer" button and the answer will appear in the lower frame. Stimulators of gastric acid secretion include: Vagus nerve (via acetylcholine neurotransmitter), Hypergastrinemia can be induced by glucocorticoids. The WebPath® educational resource contains over 5300 images with text that illustrate gross and microscopic pathologic findings along with radiologic … If you encounter error messages, try starting again from the Exam Main Menu, clear cookies and cache, or restart your Web Browser. Clicking on the "Laboratory Reference Values" button will pop up a new window over the top of the screen. We welcome suggestions or questions about using the website. These examinations incorporate advanced HTML features so that a Web Browser that can handle frames, javascript, and cookies is required. Return to the WebPath main menu. Sections of the WebPath images are available by disease process to illustrate basic mechanisms of disease. WebPath contains images, text, and tutorials for pathology education. Ovarian Cancer - General 22 slides. Histology Correlations; A series of examples of abnormal histologic findings correlated with human disease conditions . Sets of 30 questions with and without images cover topics in clinical pathology. A description accompanies each image. Miscellaneous Ovarian Lesions 15 slides. General Pathology Images. Setting your monitor screen to a resolution of 800 x 600 or more, and decreasing the size of menubars if necessary, will also aid in viewing. The 2019 version of the Pathology of HIV/AIDS textbook is available. Serous Ovarian … The multiple choice questions in the General Pathology, Organ System Pathology, Clinical Pathology, and Extended Matching banks have three formats. | 629 Images | Last Category Update: December 21, 2018. Based on the growth pattern, it is subdivided into localized, plexiform, and diffuse types. High Quality Pathology Images of Benign and Malignant Neoplasms and Related Entities. Sections of the WebPath images are available for viewing below by organ system. in atrophic gastritis), Concentrated within mucous neck region in antrum / pylorus, 50% G cells, 30% enterochromaffin cells, 15% D cells, 5% other, Scattered throughout oxyntic glands in body and fundus, Majority enterochromaffin-like cells; minority enterochromaffin cells, X cells, D cells, There are no visibly (grossly or microscopically) distinct boundaries between mucosal zones / anatomic regions (, Gastric mucosa is very metabolically active, Gastric surface epithelium is normally replaced every 4 - 8 days (, Gastric parietal and chief cells turn over more slowly: every 1 - 3 years (, Undifferentiated stem cells are concentrated in the isthmus / neck of gastric glands throughout the entire stomach, Lamina propria provides structural support (, Structural components: reticulin, collagen and elastin fibers; capillaries and arterioles; nerve fibers; few smooth muscle fibers, Cell types: fibroblasts, histiocytes, plasma cells, lymphocytes; occasional mast cells and eosinophils, Lymphoid tissue is sparse in lamina propria (, Superficial lamina propria with small numbers of lymphocytes (B cells > T cells) and plasma cells, Can see small lymphoid aggregates (no germinal centers) in gastric antrum immediately superficial to muscularis mucosae, Intraepithelial lymphocytes absent or sparse, Lymphatic channels are present within gastric mucosa, generally immediately superficial to muscularis mucosae, Gastric mucosa protects itself against autodigestion / high acidity (, Mucus secretion: mucus is relatively impermeable to H+; also fluid with acid or pepsin exits gastric glands as jets and penetrates surface mucus layer without contacting surface epithelial cells (, Bicarbonate secretion creates pH neutral microenvironment adjacent to cell surface, Intercellular tight junctions prevent back diffusion of H+ and disruptions are quickly repaired, Rich blood flow supplies bicarbonate and nutrients and removes acid, Muscularis mucosae limits injury; if intact, mucosal repair occurs in hours / days versus weeks if not intact, Mucous cells: tightly cohesive columnar cells with basal round to ovoid nuclei in orderly, honeycombed sheets, Chief cells: small cuboidal cells with round, smooth nuclei, fine nuclear chromatin and basophilic cytoplasmic granules in honeycombed sheets, Comparable in appearance to pancreatic or salivary acinar cells, Parietal cells: pyramidal to flask shaped cells with round nuclei, coarse nuclear chromatin and abundant intensely eosinophilic cytoplasm. Hydrochloric acid maintains gastric acidity (pH 1.5 to 3.5), which: Activates pepsinogen to active pepsin enzyme, Promotes absorption of minerals (e.g. Extended matching - sets with 12, 16, or 20 responses, Extended matching - sets with 20 responses. A set of Visible Human Project images demonstrates sectional anatomy of the human body, This tutorial demonstrates neuroanatomical features of the CNS with labelled images and comparison with MRI scans, This tutorial describes and illustrates the processes involved in making a microscopic glass slide from tissues examined in the pathology laboratory, This tutorial describes the nature and usages of a variety of histopathological staining techniques to assist in tissue diagnosis, along with representative images of selected stains, Manuals for preparation and performance of routine and special stains, and manuals for laboratory safety, are available in Acrobat pdf format, A set of electron micrographs demonstrates normal, benign, and malignant pathologic findings as seen by use of electron microscopy. The WebPath® CD-ROM version 10 is resource for self-assessment in general and systemic pathology. The WebPath® educational resource contains over 2700 images with text that illustrate gross and microscopic pathologic findings along with radiologic imaging associated with human disease conditions. Atherosclerosis and Thrombosis: 42:Atherogenesis and morphologic features with complications of … This website is intended for pathologists and laboratory personnel but not for patients. A short description accompanies each image. Visual survey of surgical pathology with 10722 high-quality images of benign and malignant neoplasms & related entities. Patterns of cellular and tissue injury with inflammation, including acute, chronic, and granulomatous inflammation. Home Gynecologic Ovary Follicular/Stromal Lesions of Ovary 12 slides. Organ System Pathology Images . There are more than 20 tutorials in specific subject areas. Disclaimer: This resource is designed for students and workers in the health care sciences studying pathology. 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