Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.
Selected skeletal muscles and the Achilles tendon (anterior and posterior views).