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.
The four ways in which animals exchange heat with the environment are radiation, evaporation, convec
Different ways to depict phylogenetic relationships
Obturator Muscle Test
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
Man undergoing a stress test on a treadmill while physician monitors his condition
Performing the whisper test