TISSUES CH. 4: THE FABRIC OF LIFE. TISSUE TYPES Epithelial tissue Covers Connective tissue Supports Muscle tissue Moves Nervous tissue Controls.

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Presentation transcript:

TISSUES CH. 4: THE FABRIC OF LIFE

TISSUE TYPES Epithelial tissue Covers Connective tissue Supports Muscle tissue Moves Nervous tissue Controls

TISSUE TYPES Epithelial Tissue Cover structures and organs Lines cavities 2 Types of epithelium Covering and Lining epithelium Glandular epithelium Functions as an interface tissue Protection Absorption Filtration Excretion Secretion Snesory reception

TISSUE TYPES Special Epithelial Characteristics Polarity Specialized Contacts Supported by Connective Tissue Avascular but innervated Regenerative Capacity

TISSUE TYPES Classification of epithelia Simple epithelia Stratified epithelia Epithelia Cell types Squamos Cuboidal Columnar

SIMPLE EPITHELIA Simple Squamous Epithelium Endothelium Mesothelium

SIMPLE EPITHELIA Simple Cuboidal Epithelium

SIMPLE EPITHELIA Simple Columnar Epithelium

SIMPLE EPITHELIA Pseudostratified columnar epithelium

STRATIFIED EPITHELIA Stratified Squamous Epithelium

STRATIFIED EPITHELIA Transitional Epithelium

GLANDULAR EPITHELIA Endocrine glands Produce hormones Ductless

GLANDULAR EPITHELIA Exocrine glands Unicellular (mucous and Goblet cells)

GLANDULAR EPITHELIA Exocrine glands (cont.) Multicellular Structural classifications Fig 4.5

CONNECTIVE TISSUE Common Characteristics Mesenchymal origin Varying vascularity Extracellular matrix

CONNECTIVE TISSUE Structural Elements Extracellular matrix Fibers Ground substance Cells Fat Cells WBC’s (neutrophils, eosinophils, lymphocytes) Mast Cells = mediate inflammation Macrophages Fig 4.7

CONNECTIVE TISSUE Fibers Collagen Fibers Elastic Fibers Reticular fibers Fig 4.7

CONNECTIVE TISSUE Primary Cells by tissue type table 4.1 Connective Tissue Proper Fibroblasts Cartilage Chondroblasts/Chon drocytes Bone Tissue Osteoblasts/Osteocy tes Blood Erythrocytes Leukocytes Platelets

CONNECTIVE TISSUE Types of connective tissue Connective Tissue Proper Loose connective tissue: Areolar, Adipose, Reticular Dense Connective Tissue: Regular, Irregular, Elastic Cartilage Hyaline Elastic Fibrocartilage Bone Blood

CONNECTIVE TISSUE: PROPER Loose Connective Tissue Areolar

CONNECTIVE TISSUE: PROPER Loose Connective Tissue Adipose

CONNECTIVE TISSUE: PROPER Loose Connective Tissue: Reticular

CONNECTIVE TISSUE: PROPER Dense Connective Tissue Dense regular

CONNECTIVE TISSUE: PROPER Dense Connective Tissue Dense irregular

CONNECTIVE TISSUE: PROPER Dense Connective Tissue Elastic

CONNECTIVE TISSUE: CARTILAGE Hyaline Cartilage

CONNECTIVE TISSUE: CARTILAGE Elastic Cartilage

CONNECTIVE TISSUE: CARTILAGE Fibrocartilage

CONNECTIVE TISSUE Osseous (bone) tissue

CONNECTIVE TISSUE Blood

CONNECTIVE TISSUE Muscle Tissue Skeletal Muscle Cardiac Muscle Smooth Muscle

CONNECTIVE TISSUE Nervous Tissue

STUDY GUIDE Will Post Online Wednesday