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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.
Hydrocephalus. The figure on the left is a child with the enlarged ventricles of hydrocephalus. The
Cranial capacity has increased approximately fourfold over the last 3.5 million years of hominin evo
Figure 7.1 shows the rapid decline in the trust of Americans in government since the 1960s. This de
Continuum of aggression. Based on an unpublished figure by Joanne DeSanto Iennaco.
The illusory bands visible in this figure are often called Mach bands, although Mach used a ...
Re-creation of Pheidias’s Huge Gold and Ivory Figure of Athena