... in any number of ways on a variety of organ systems. In fact, every organ systems functions, in some way, in some way, through homeostatic mechanisms, including the nervous system, respiratory system, circulatory system, and immune system. Even behavior has homeostatic significance. Homeostasis then is one of the major things in biology. Two hormones, insulin and glucagon, which are both secreted by the pancreas, are ... pancreas. Each islet is composed of alpha cells that produce glucagon, beta cells that produce insulin, and delta cells that produce somatostatin, a hormone that inhibi...

• Word Count: 788
• Approx Pages: 3
• Grade Level: Undergraduate

... personally tell you that it is one roller coaster ride you don't want to be on. Crohn's disease can affect any part of the digestive tract, from the mouth to the anus; but it most commonly occurs in the small intestine, medically speaking in the ileum. People with Crohn ... 's tend to have abnormalities in the immune system; which then causes the inflammation of the intestine. Crohn's is a very difficult disease to diagnose; it is often mistaken for appendicitis. There are ... include: blood tests, testing a stool sample, upper GI (Gastrointestinal Tract), and if those test shows Crohn's ...

• Word Count: 938
• Approx Pages: 4
• Grade Level: High School

... of the organism. Gross brain pathology (that in, physical malformation of or damage to the brain) neurotransmission irregularities, imbalanced biochemical system places a person at risk for psychopathology. Physical Deprivation or Disruption: Digestive, circulatory and other bodily functions work to maintain the body's physiological equilibrium and integration. The mechanism for ensuring normal blood ... physical disorder in a person already predisposed to it. Pioneers in psychosomatic disorder have pointed that emotional stress may interfere with body's normal defensive forces or immun...

• Word Count: 2608
• Approx Pages: 10
• Grade Level: Undergraduate

... this inhibits their ability to destroy and remove harmful bacteria from the body. The more fatigued and malnourished the person the weaker the immune system. These are two major effects of the stress situation. When the body's primed with adrenaline its metabolism speeds up, consuming more of the ... organs, this deprives them of the nutrients necessary to repair and regenerate. Stress shuts down all non-essential processes like digestion, the immune system and the peripheral circulation. The mind naturally focuses on the perceived threat until you give it the message you feel safe, henc...

• Word Count: 1000
• Approx Pages: 4
• Grade Level: High School

... sugars) and lipids (fats). Carbohydrates, which were once regarded as energy-yielding molecules, are now known to combine with the cell surfaces and influence cell-to-cell communication, the immune system, the ability of various agents to make us sick, and the progression of cancer. Even at the simplest level, a better understanding and control of sugars improves existing therapies. Enhanced ... fighting cancer. For example, malignant cells often display incomplete or abnormal sugars on their surface. Researchers are therefore attempting to incorporate such sugars into vaccines that wou...

• Word Count: 657
• Approx Pages: 3
• Grade Level: Undergraduate

... glands. Large doses of TBT cause damage to the reproductive and central nervous systems, bone structure, and the liver bile duct of mammals. TBT compounds can also damage the immune system." In sea life specifically, the Extension Toxicology Network states "Tributyltin compounds are highly to very highly toxic to many species of aquatic organisms. TBT exposure to non-target aquatic organisms ... keep themselves warm. Because of natural tendencies to clean themselves, these creatures will lick and peck at themselves, trying to get clean. This causes the oil to enter into the digestive tr...

• Word Count: 1422
• Approx Pages: 6
• Grade Level: High School

... are very toxic. To treat HIV, an antiviral drug called AZT is given. This drug slows the progression of the disease by attacking the HIV. Unfortunately, this drug damages the digestive system, and causes severe nausea. The patients also loose their appetites and therefore they loose weight. This leads to a condition called AIDS wasting syndrome, which is one of the major causes ... ...

• Word Count: 1532
• Approx Pages: 6
• Grade Level: Undergraduate

... 's strength or potency, which is related to the amount of THC it contains. The THC content of marijuana has been increasing since the 1970s. Marijuana can stay in the user's system for several days or several weeks depending on frequency and potency of the drug. The effects on the individual user often vary. The short-term effects of using marijuana are ... alter the effects on an individual. Long-term effects of marijuana can be more serious and damaging than the short-term effects. Marijuana may also promote cancer of the upper digestive tract. Some reports note an increase in cancer o...

• Word Count: 524
• Approx Pages: 2