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.
Mechanism of Action of Local Anesthetics
Ion Movements During the Action Potential
Action Potentials and Contractions of a Muscle Fiber
Motor neuron showing the axon, dendrite, and myelin sheath.
Gating of sodium and potassium channels during an action potential.
Hierarchical nature of hormone action in vertebrates