Get A to Z of Women in Science and Math (Notable Scientists) PDF

By Lisa Yount

ISBN-10: 0816066957

ISBN-13: 9780816066957

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0000000393 inches), in size. At this scale, scientists are often working with individual molecules. Belcher, born in Texas in 1968, at first planned to become a physician. While attending the Uni22 versity of California at Santa Barbara (UCSB), however, she found out that she was more interested in molecules than in whole organisms. A. with highest honors from the university’s creative studies program in 1991. In her graduate work, also done at UCSB, Belcher turned from biological chemistry to inorganic chemistry (chemistry not involving the carbon-containing compounds that make up the bodies of living things)—but she studied inorganic chemistry with a biological twist.

Clements told her that the surfactant reduces surface tension, the force that pulls water molecules together on the surface of a liquid. He had concluded that a coating of surfactant on the lungs’ tiny air sacs, or alveoli, allows some air to remain in the sacs when a person breathes out. This air prevents the lungs from collapsing. Avery suspected that the premature babies’ breathing problems occurred because their lungs did not contain enough surfactant to keep the lungs inflated. Supporting this idea, she and coworker Jere Mead found that the surface tension in the lungs of babies who had died of what she was coming to call respiratory distress syndrome was at least four times higher than the tension in the lungs of babies who had died of other diseases.

In 1952. Soon after she finished medical school, Avery learned that she had tuberculosis, a serious disease (caused by a bacterium) that primarily affects the lungs. At the time, the only available treatment was rest. Avery’s illness interested her in the lungs, and during the year she spent at home recovering, she read all she could about these organs. She found that surprisingly little was known about them. Avery returned to take her postmedical training (internship and residency) at Johns Hopkins and then followed Emily Bacon’s footsteps into pediatrics, particularly the care of newborns.

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A to Z of Women in Science and Math (Notable Scientists) by Lisa Yount

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