... that stimulate or inhibit cell division regulate the growth of normal cells. However, in some cases, the body's normal regulatory control mechanisms are unable to stop the growth of cancer cells and this causes the development of a tumor. Whether or not the tumor will be cancerous or not is determined at this point by a process called differentiation. Differentiation is the process by which normal cells undergo physical and structural changes as they develop to form different tissues of the body. Differentiated cells specialize in multiple physiological functions. For example, a highly differentiated cell like a nerve cell still shares many features in commo ...

... aborted children. I dare the negative to PROVE that a child in her mother's wound is alive! Does the negative actually believe that a human being is alive when and only when a human being has fully developed? If this is true, then most of here are not alive. The human specie is only fully grown at adulthood, many of us here are not adults yet -- and by that definition, it wouldn't matter if your shot and killed on the street because "your not fully developed". We are a stage in development -- teenager -- just like a child is, just like a toddler is, just like an old man is, and just like a aborted child is. There is no magical transformation that occurs when a ...

... praecox”(2). is a sever mental illness that is one of the most debilitating and baffling mental illnesses known today. This disorder is characterized by “a dysfunction of the thinking process, such as hallucinations, delusions, and withdrawal from the outside world”(Bower, 1). is a biologically based brain disease. “The most recent advances in brain chemicals- dopamine and serotonin- in those who suffer from ”(Bower,1). Also scientists believe is caused by poor parenting of weak will power. “This disease makes it difficult for a person to tell the difference between real and imagined experiences, to think logically, to express normal emotional responses ...

... of things, then this should have been an easy decision for me because of the fact that I was under age and it is obviously illegal for persons who have not yet turned twenty-one to consume alcoholic beverages. This would be the fifth stage of moral functioning, Legality. If you think at this stage, you will follow the rules and laws all the time. The law, however, did not prevent many of my friends from drinking nor did it do much in the way of stopping them after they had started. The law was too easy to avoid so getting caught by the cops was rarely a matter of great concern. Besides, even when one of my friends would get caught, they were usually release ...

... sugars and starches (carbohydrates) in the foods we eat are processed by digestive juices into glucose. Glucose circulates in the blood as a major energy source for body functions. Its use is regulated primarily by insulin, a hormone produced by the pancreas gland (located behind the stomach). In the person with diabetes, there is a malfunction in the production of insulin. There are two main types of diabetes: Type I or Insulin-Dependent and Type II or Noninsulin- Dependent. The insulin-dependent type of diabetes generally has onset during childhood or adolescence, though it can occur at any age. Because the pancreas ...

... of symptoms that can be broken into manic and depressive episodes. The depressive episodes are characterized by intense feelings of sadness and despair that can become feelings of hopelessness and helplessness. Some of the symptoms of a depressive episode include anhedonia, disturbances in sleep and appetite, psycomoter retardation, loss of energy, feelings of worthlessness, guilt, difficulty thinking, indecision, and recurrent thoughts of death and suicide (Hollandsworth, Jr. 1990 ). The manic episodes are characterized by elevated or irritable mood, increased energy, decreased need for sleep, poor judgment and insight, and often reckless or irresponsib ...

... caused much sterility, or the permanent inability to have a child. The usual surgical technique of abortion during the first trimester is to insert a metal or plastic tubeinto the uterus through its opening, the cervix. A spoonlike instrument at the end of the tube is used to gently scrape the walls of the uterus. A suction machine at the other end of the tube removes the contents from the uterus. This procedure is called vacuum aspiration and is done primarily in a medical clinic or doctor's office using a local anesthetic for the cervix. During the second trimester, abortions are usually done by means of dilation and evacuation. This procedure uses forceps ...

... heavily all day long, is apt to discover that cigarettes do not help him deal with his problems effectively. When it comes to quitting, this kind of smoker may find it easy to stop when everything is going well, but may be tempted to start again in a time of crisis. Physical exertion, eating, drinking, or social activity in moderation may serve as useful substitutes for cigarettes, even in times of tension. The choice of a substitute depends on what will achieve the same effects without having any appreciable risk. Once a smoker understands his own smoking behavior, he will be able to cope more successfully and select the best quitting approaches for himself ...

... it will install a sense of calmness as athletes prepare for the pressure of competition. They call this technique guided imagery. They use this technique for the mental aspect of fundamental skills. Psychologists recommend that athletes mentally practice their events on the eve of competition. When it comes to sports, the winning edge throughout the world of sports may have less to do with strength and talent, and more to do with, what sports psychologists call it, mental toughness. Sports psychologists James Loehr, calls "mental toughness," the ability to handle and even enjoy the psychological pressure of a competitive situation. (Harry Hurt, 1996, ...

... from. The disease’s probable origin was the Indus Valley that is located in India. Leprosy spread from there to the Mediterranean region and North Africa, then all of Europe was affected. This disease is much less common now, as the world case count has dropped below 1 million. During 1995 about 530 000 new cases of leprosy were discovered. It is obvious that third world countries have way more cases as India, Indonesia, and Myanmar account for almost 70% of the cases reported in the world. 5500 know cases of Leprosy still exist in the US, and about 200 cases a reported annually. Tests to produce leprosy in experimental animals, have not been succe ...