Did you know?
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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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
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Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.
Colour blindness.
Characteristics of burns by depth of thermal injury
Locations and Response Characteristics of Photoreceptors
Testing the Chemical Characteristics of Urine with Reagent Strips
Morphological differences in shell characteristics and head colouration patterns
Characteristics of Various Depths of Burns