Did you know?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Did you know?
Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.
Biology Discussion Forums (2010)
In older adults, higher education is related to higher levels of ego development.
Sequential blending uses a computer to calculate the correct ratio as well as the prescribed order ...
Checking the 5 volt reference from the computer being applied to the TP sensor with the ignition ...
A vacuum-operated EGR valve. The vacuum to the EGR valve is computer controlled by the EGR valve ...
A typical evaporative emission control system. Note that when the computer turns on the canister ...