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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

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According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Common locations for cerebral artery aneurysms in the Circle of Willis. Common locations for cerebral artery aneurysms in the Circle of Willis.
The a helix, a common secondary structure in proteins The a helix, a common secondary structure in proteins
Gram positive S. pyogenes bacteria in chains. Gram positive S. pyogenes bacteria in chains.
Common Types of Allergies Common Types of Allergies
Amplification of recombinant DNA molecules in bacteria Amplification of recombinant DNA molecules in bacteria
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

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