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Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

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Medication errors are three times higher among children and infants than with adults.

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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Cross section of the right forearm Cross section of the right forearm
Cross Section of a Synapse Cross Section of a Synapse
Cross Section of Skin and Free Nerve Endings Cross Section of Skin and Free Nerve Endings
William Morris, Page from a specimen book with sample proof letters, Kelmscott Press. William Morris, Page from a specimen book with sample proof letters, Kelmscott Press.
An Underwriters Laboratory mark. An Underwriters Laboratory mark.
Superior view of transverse section through eyeballs and brain Superior view of transverse section through eyeballs and brain
Video: Darwin's Observation (Fossils, Galapagos Islands & Africa ) and Natural Selection (Adaptive Traits)

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