|
|
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.
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
![It is important to ask patients what other health care providers they are seeing, such as the dentis](https://biology-forums.com/gallery/47/medium_2137_17_05_12_2_17_18.jpeg)
![C, A nurse can also administer the medication by setting the dose and rate with an electronic infusi](https://biology-forums.com/gallery/47/medium_18099_26_09_12_4_35_15.jpeg)