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There are 60,000 miles of blood vessels in every adult human.

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All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

The complexity of a tropical forest may have favored the evolution of primate intelligence. The complexity of a tropical forest may have favored the evolution of primate intelligence.
Procedures and Diagnostic Tests Related to the Cardiovascular System Procedures and Diagnostic Tests Related to the Cardiovascular System
Procedures and Diagnostic Tests Related to the Endocrine System Procedures and Diagnostic Tests Related to the Endocrine System
Testing client’s ability to identify sharp sensations Testing client’s ability to identify sharp sensations
Performance Tasks on the Wechsler Tests Performance Tasks on the Wechsler Tests
Researchers compared the ability to recognize various kinds of facial expressions across young adult Researchers compared the ability to recognize various kinds of facial expressions across young adult
Video: Rena arc construction

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