Blood: Consists of plasma, white blood cells, red blood cells, and platelets, Carries dissolved gases such as oxygen and carbon dioxide, Carries nutrients, amino acids, salts, enzymes, and hormones, Arterial flows from the heart and is usually bright red, Venous flows towards the heart and is usually dark red, Bone: Harder than cartilage, but can be worn away by friction, Consists of calcium salts, and collagen fibres, Osteocytes are these types of cells, Blood vessels and nerves pass through the hollow structure, Protects weaker tissues such as the brain, lungs, and heart, Cartilage: Smooth, translucent, firm substance protecting bone ends from friction, Forms major part of the nose and external ear flaps, Nourished by diffusion from underlying bone, Areolar: Sticky, white material that binds muscle groups, blood vessels, and nerves, Seen in meat when cutting it, Matrix is semi-fluid and contains collagen fibres and elastic fibres, The elastic fibres give flexibility, because it's located around mobile structures in the body, Adipose: Technical term for fatty tissue, Loaded with fat when mature, and pushes the nucleus to one side of the cell, Compared to a signet ring, Found around organsa such as the heart, kidneys, and parts of the digestive tract, Useful for insulation, and acts as a shock absorber,

Connective Tissue

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