Essay Database

… There is no known cause. We do know that MS (multiple sclerosis) is a disease where the myelin breaks down and is replaced by scar tissue. The demyelination can slow down or block the flow of signals to and from the central nervous system to…

… system involving decreased nerve function associated with the formation of scars on the covering of nerve cells. Multiple sclerosis (MS) affects approximately 1 out of 1,600 people. Women are affected about 60% of the time. The disorder most commonly…

… regards to the multi-regional continuity model of human evolution, there is without a doubt a preponderance of fossil data that supports the diverse origins of Homo sapiens in different regions of the globe. Skulls displaying a wide variety of…

… inherited desires or behavior patterns, which are passed along to us by our parents. Our childhood environments, particularly our interactions with our parents, shape or mold these instinctual thoughts and behaviors into what we call pure minds.…

… and muscles. This system gives the body form and support, and protects the body while allowing it to move. Basically, the muscles in this system perform three important body functions: the movement of body parts, maintenance of body parts, and production…

… of muscle diseases. These diseases have three features in common: they are hereditary; they are progressive; and each causes a characteristic and selective pattern of weakness. Duchenne muscular dystrophy (DMD) is the most prevalent and severe childhoo…

… of a cell that is transmitted to the cell's offspring. Mutations may be spontaneous (the result of accidents in the replication of genetic material) or induced by external factors (e.g., electromagnetic radiation and certain chemicals). Mutations…

… coronary thrombosis, or coronary occlusion is the sudden blocking of one or more of the coronary arteries. If the blocked artery involves an extensive area, the person may die. If not, there will still be necrosis of heart tissue and scarring, but other…

… characterized by uncontrollable episodes of falling asleep at any place or time. After a 10 or 15 minute sleep attack, the person feels rested only brief period of time, then returns to an uncomfortable feeling of intense sleepiness. Many narcolepsy…

… system. Most narcotics are made from the opium poppy, (Papaver Somniferum) which is found mainly in Asia. Narcotics were the first drugs used as medicines. They can relieve physical and emotional pain, and for this reason, they made very good…