|
|
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.
Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
![Varicosis. (a) Varicose veins develop due to the failure of valves in the superficial veins of the l](https://biology-forums.com/gallery/47/medium_14755_11_11_12_7_14_26_10024713.jpeg)
![Effect of pH on drug absorption: (a) a weak acid such as aspirin (ASA) is in a nonionized form in an](https://biology-forums.com/gallery/47/medium_46687_12_12_14_7_07_20_195621630.jpeg)