PPT-Secretory Tissue The tissues that are

concenered with the secretion of secretory materials namely gums resins volatile oils necter latex and other substances are called secretory tissues External Secretory structures. Types of tissues:. TYPES OF TISSUES:. 1. Epithelial, nervous, muscle, connective. 2. Connective tissue: . . a. Contains few cells- spaced apart. . b. Defensive (type)- defends the body. ex. WBC. Lab 11. Plant Tissues. Tissues. A group of closely associated cells that perform related functions and are similar in structure.. Plant Tissues can classified into. :. Meristematic tissues . .. Permanent tissues.. HISTOLOGY :. . It is the branch of science which deals with the microscopic study of normal tissue . HISTOPATHOLOGY :. . It is the branch of science which deals with the microscopic study of tissue affected by disease. BIO 137: Anatomy & . Physiology . I. Tissues. Tissues are a group of cells with a common embryonic origin that function together to carry out specialized activities.. They include various types, . Connect body parts, widely distributed. Functions. Protect, Support, Bind. Characteristics. Varied blood supply. Contain an extracellular matrix. Extracellular Matrix. Produced by connective tissues. Section 2: Animal Body Systems. Tissues and Organs. Digestion. Single celled organisms and sponges . digest. their food . within. their body cells.. All other animals digest their food . extracellularity . A. General . Characteristics. 1. Connective tissues function to . bind structures, provide support and protect, serve as frameworks, fill spaces, store fat, produce blood cells, protect against infections, and help repair tissue damage.. organs. Literally, histology means tissue or web. To study tissues, certain techniques an instruments are used to study tissues. Tissue Preparation. For conventional bright field light microscopy, we follow the following steps:. J. Matthew Velkey. matt.velkey@duke.edu. . 452A Davison. Resources. Textbook: . Junqueira’s Basic . Histology, 12. th. ed.. . (each student should . have a copy). . Atlas:. . Color Atlas of Histology, . It is a protective-adaptive response of the body to various injuries occurring due to mechanical, chemical & biological traumas. . . Classification:. . a- Aseptic inflammation: . Ahmed A. Mohammed. . Lecture 5. Tissues. . The tissue is a group of cells which are similar in the shape (form), structure and function. . Tissues exist not as isolated units but rather in association with one another in variable proportions, forming different organs and systems of the body. . . Tissues have two interacting components:. Cells .. . Extracellular matrix (ECM).which is consist of many kinds of macromolecules.. The (ECM) function :. Supports the cells and the fluids that transports nutrients to the cells .. Most abundant tissue type!. Functions:. Protection. Support. Binding together. Connective Tissues. All connective tissues are made up of cells and . extracellular matrix.. The extracellular matrix is secreted by the cells.. TION. . & HEALING BY FIBROSIS. Al-Madena Copy CLS. 2. Definition of the tissue repair. :. . restoration of tissue architecture and. . function after an injury. It occurs by two types of reactions:.