(Sources of photos: Tophi, Lepromntous Leprosy—From Atlas of Clinical Dermatology, 2nd ed, by Anthony du Vivier. London, UK, Gower Medical Publishing, 1993; Rheumatoid
Nodules—Champion RH, Burton fL, Ebling FIG (eds): Rook/Wilkinson/Ebling Textbook of Dermatology, 5th ed. Oxford, Blackwell Scientific Publications Limited, 1992; Keloid—
Sams WM lr, Lynch PI (eds): Principles and Practice of Dermatology. Edinburgh, Churchill Livingstone, 1990.)
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Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...