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Compartmentation: Cells and Tissues. 3. Connective Tissues: Structure. Support and barriers Ground substance Cells Fixed Mobile. Connective Tissues: Structure. Fibers and their functions Fibroblast cells Collagen Elastin Fibrillin Fibronectin. Connective Tissues: Types.
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Connective Tissues: Structure • Support and barriers • Ground substance • Cells • Fixed • Mobile
Connective Tissues: Structure • Fibers and their functions • Fibroblast cells • Collagen • Elastin • Fibrillin • Fibronectin
Cells and Fibers of Loose Connective Tissue Figure 3-29 (1 of 2)
Cells and Fibers of Loose Connective Tissue Figure 3-29 (2 of 2)
Dense Connective Tissues • Strength or flexibility • Tendons and ligaments • Collagen dominates
Dense Connective Tissues Tendons and ligaments Figure 3-30
More Connective Tissues • Adipose connective tissue • White • Single droplet • Brown • Multiple droplets • Blood • Plasma matrix • Free blood cells
Adipose Connective Tissues Figure 3-31
Supporting Connective Tissues • Cartilage • Light and flexible • Trachea and ears • Bone • Calcified • Rigid
Supporting Connective Tissues Map of the components of connective tissue Figure 3-32 (1 of 2)
Supporting Connective Tissues Figure 3-32 (2 of 2)
Muscle Tissues • Contractile • Force and movement • Signal conduction • Types • Cardiac • Smooth • Skeletal
The Three Types of Muscles Figure 12-1a
The Three Types of Muscles Figure 12-1b
The Three Types of Muscles Figure 12-1c
Nervous Tissues • Neurons send signals • Excitable • Electrical • Chemical • Glial cells support
Nervous Tissues Model neuron Figure 8-2
Cell Death and Replacement • Apoptosis • Normal cell replacement • Programmed cell death • Stem cells • Role in cell replacement • Research uses and potential
Organs • Groups of tissues with related function • Epidermal tissue (skin) • Multiple cell layers • Multiple tissue types • Multiple functions
Summary • Functional compartments • Cell membranes • Intracellular compartments • Primary tissues types and features • Cell death and replacement • Skin as an example of an organ