PPT-Fixation and Fixative Prepared by : Reem Aldossari

THE GENERAL VISCRA OF THE RAT Definition of Fixation In the fields of histology pathology and cell biology fixation is a chemical process by which biological tissues are . Prepared by : Reem Aldossari. THE GENERAL VISCRA OF THE RAT. Definition of Fixation . In the fields of . histology. , . pathology. , and . cell biology. , . fixation. is a . chemical process. by which . TOPIC:. FIXATION. SUBMITTED BY. RINSEENA M. GAFOOR. SUBMITTED TO. Mr. REJO JACOB JOSEPH. &. Mrs.ARCHANA MADAM. FIXATION. It is the process by which the morphology and . microscopic anatomy of the tissue is preserve as. Tissue Processing. Objective. s. What is . tissue processing. ?. What are the . major steps . in tissue processing?. Identify . types of fixative. .. The . advantage of each fixative. .. The . disadvantage of each fixative. Techniques. By. DR ANYANWU GE. Introduction. Histological technique deals with the preparation of tissue for microscopic examination. . The aim of good histological technique to preserve microscopic anatomy of tissue. . The Protozoa are the simplest and most primitive animals.. They live either singly or in colonies. Some are parasitic. . They are usually defined as "unicell­ular" animals.. General characteristics. Light and Electron Microscopes. Tissue Preparation. E-mail: . a.al-nuaimi@sheffield.ac.uk. E. mail: abdulameerh@yahoo.com . Prof. . Abdulameer. Al-. Nuaimi. Histology :. Is a . branch of anatomy that deals with the minute structure of animal and plant . Objective. s. What is . tissue processing. ?. What are the . major steps . in tissue processing?. Identify . types of fixative. .. The . advantage of each fixative. .. The . disadvantage of each fixative. The Muscular Tissues. General characteristics of the muscular tissues:. The . cells. of the muscular tissues are elongated elements, named. . muscle fibers. .. The . cytoplasm. of the muscle fiber, the . Fixation is an attempt at stabilizing biological systems for viewing in a vacuum with minimal distortion to their cytomorphology and cytochemistry. Biological electron microscopy generally employs t Find Spanish and Arab-Inspired Architecture at Al Reem Villas with Luxury Property LLC. For more details, visit: www.luxuryproperty.com. It is the branch of science which deals with the gross & microscopic study of normal tissue. Histopathology:. It is the branch of science which deals with the gross & microscopic study of tissue affected by disease.. . Kingdom: Animalia. ,. Nematoda (Roundworms). Class: Rhalditea. Order: Ascariida. Family: Ascariidae. Genus: . Ascaris. Species: . lumbricoides. . Ascaris lumbricoides. . External Features:. Embedding. Sectioning. Staining. Fixation. It is important to . maintain. cells in as life-like a state as possible . to prevent post-mortem changes as a result of putrefaction (destruction of tissue by bacteria or fungi) and autolysis (destruction of tissue by its own enzymes). . Connective tissue is the most diverse of the four tissue types with a wide variety of Functions.. The connective tissues. Functions of connective tissue:. *. Protection of organs. *Providing structural framework for the body.