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More than 4.4billion prescriptions were dispensed within the United States in 2016.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
![Comparison of breast cancer and fibrocystic disease. (A) Breast with a malignant tumor growing in th](https://biology-forums.com/gallery/47/medium_14755_28_08_12_1_52_25_82592217.jpeg)
![Gallbladder with gallstones. Note the stones in the hepatic duct, gallbladder, and common bile duct.](https://biology-forums.com/gallery/47/medium_14755_30_09_12_4_40_41_91531880.jpeg)