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Author Question: Managers from Ford and representatives from United Auto Workers are in the first stage of collective ... (Read 54 times) |
The familiar sounds of your heart are made by the heart's valves as they open and close.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.