Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.
Did you know?
The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.
Signs and symptoms of a patient with heart failure.
Aneurysm. Photograph of the aorta, the large blood vessel arising from the heart, with a large bulge
The Heart
Advection of an air mass with a different ELR (environmental lapse rate).
Consider the production function ( ) 0.5 0.5 Y = AK L . Suppose both saving rate (s) and the ...
The heart and its major blood vessels. Oxygen-rich blood is pumped from the lungs to the left