In 1864, the first barbiturate (barbituric acid) was synthesized.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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There are 60,000 miles of blood vessels in every adult human.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
Disorders of the Female Reproductive System Cont.
Procedures and Diagnostic Tests Related to the Female Reproductive System
Basic structure of the autonomic nervous system.
Male Reproductive System - System of ducts الجهاز التناسلي الذكري