PPT-EXOCRINE GLANDS HISTOLOGY

STRUCTURE OF SALIVARY GLANDS DIFFERENCE BETWEEN SEROUS amp MUCOUS ACINI DUCT SYSTEM OF SALIVARY GLANDS DUCT SYSTEM OF SALIVARY GLANDS ACINI amp SMALL DUCTS OF SALIVARY GLANDS PAROTID GLAND The parotid salivary gland is a large serous gland that is classified as a compound tubule acinar gland . What is a gland?. . Gland is an organ of secretion made up of specialized . secretory. cells derived from the surface epithelium on which it opens.. General Features. Epithelial in origin. Present as discrete organs or in layers.. Made of cells that secrete substances into ducts or body fluids. Almost always columnar and cuboidal epithelia. Exocrine vs Endocrine. Exocrine Glands: secrete their products into ducts that open onto surfaces (ex: skin, lining of digestive tract). Dr. . Safaa. . Glandular Epithelium. A gland is one or more cells that makes and secretes an aqueous fluid. Both endocrine and exocrine glands . are . developmentally derived . from . epithelia, . Membrane epithelium becomes glandular epithelium when it . invaginates. / involutes into . the . tissue layer / layers below, forming a . gland. There are . two main types of gland. . They are . exocrine and endocrine. VIBS 289 lab. . . Larry Johnson Texas A&M University. Epithelium - function. Epithelium. forms the . outer protective surface . of the body and . all the glands. VIBS 289 lab. . . Larry Johnson Texas A&M University. Epithelium - function. Epithelium. forms the . outer protective surface . of the body and . all the glands. Integumentary System Skin I ntegumentary system Skin Adnexal structures (nails, hair, and glands).  Protects against drying unnecessary loss or addition of water to the body. Glands produce secretions SYSTEMIC HISTOLOGY . II. ATIBA, P.M . OVARY. MESOTHELIAL EPITHELIUM. Simple cuboidal or Columnar. TUNICA ALBUGENIA. Dense connective tissue . Histology of Female Reproductive System. 2. OVARY. CORTEX . Cells are arranged in tissues that perform specialized structural and functional roles. Four Major Types of Tissue:. Epithelial. Connective. Muscle. Nervous. Introduction. General Characteristics. Covers free body surfaces. Terrence Mary. Assistant professor. Dept of Anatomy. Glands. Some epithelial cells may be . specialised. to perform a . secretory. function. Such cells present singly or in groups, constitute glands.. are cells or aggregations of cells . specialized to . secrete. and . excrete. material.. Definition of secretion. The process of production and release of a useful substance by a.  gland or . Has exocrine & endocrine functions. Parts . Capsule . Septa – lobules. Secretions:. Enzymes . Hormones . EXOCRINE PANCREAS. COMPOUND ACCINAR GLAND. Pear shaped accini. 5-8 pyramidal cells. Reticular fibers support accini. . VAN-607. TOPIC-. . HISTOLOGY OF MALE GENITAL-TUBULAR PART URETHRA PENIS & PREPUCE. Dr. SANJAY KUMAR BHARTI. HEAD,VETERINARY ANATOMY. Male Genital Organs Contains following organs 1.-One Pair Gonads 2.- Tubular Organs . The ary system is an organ system consisting of the skin, hair, nails, and exocrine g lands. FUN FACT : The skin is the largest organ of the human body! It accounts for about 15% of your body weigh