... preventing pregnancy by blocking the passage of sperm" (A Guide To Contraceptive Choices). Because this sheath is blocking the passage of any sperm entering the vagina, the percent of effectiveness is quite high. In fact it only has a 2% failure rate. Failure may be caused by possible holes in the condom or by storing it in unfavorable conditions for periods of time. The pill is an oral contraceptive containing the hormones estrogen and progestogen. "This form of birth control suppresses ovulation…by the combined actions of the hormones estrogen and progestogen" (A Guide to Contraceptive Choices). The pi ...

... valve (tricuspid), aortic valve, and the pulmonary valve. The heart tissue itself is nourished by the blood in the coronary arteries. The heart is placed obliquely in the chest. The two atria are directed upwards and backwards to the right and are at the level of the fifth through the eight dorsal vertebrae. The apex of the heart points downwards and forwards to the left and corresponds to the interspace between the fifth and sixth ribs, two inches below the left nipple. Its atrial border corresponds to a line drawn across the sternum on a level with the upper border of the third costal cartilage. Its lower border (a ...

... of fertilized ova develop into a babies which are born some nine months later. The remainder are aborted or result in a miscarriage. There exists a consensus that an infant is the most precious form of life on earth, and needs to be protected under law. The philosophical and religious question behind the pro-choice/pro-life argument is: when does life become human life?. After that occurs, terminating life is a form of murder which many people believe can only be justified to prevent the death or extremely serious injury to the mother. Unfortunately, there is no consensus of when that event occurs. Many people ...

... their sleep quality and their health. For millions more, the body’s need to sleep is treated as a waste of time. Nighttime hours are used for daytime activities, while cheating the body of precious sleep. In the past century, the average time asleep has been reduced by twenty percent, and in the past twenty-five years, a month has been added to our average work and commute time. Whatever the case may be, the effects of sleep deprivation are not so widely known. Three common symptoms seen in studies of prolonged sleep deprivation are a deep negative energy balance, the suppression of the immune system, and a ...

... countries that practice female circumcision. In a selection from The Hidden Face of Eve: Women in the Arab World (1980), she explains her argument against female circumcision and retells some interviews she had with women who underwent the operation. El Saadawi goes into detail telling about the procedure that the girls underwent in her culture, usually around the age of seven or eight. The local midwife called the daya, would show up to perform the operation. In most cases two women members of the family would hold the girl by her thighs to expose her genitals and to prevent struggling. Then the daya woul ...

... Alcohol comes from the Arabic word "al kuhul". Alcohol has been used since or before two thousand years before christ. Alcohol was used for a social beverage in earlier times because the Arabics and other earlier settlers had no idea at that time what alcohol did to them . Alcohol has also been used as a tranquilizer , sedative , stimulant , and as an intoxicant. (History of Alcohol , page 1) Alcohol has played a significant role in religious backgrounds and ceremonies in the past. In Greece there was a god of wine which was named Bacchus. The Romans drank vast amounts of wine and other alcoholic beverages. W ...

... People are paying in more than one way, for . The question is "What is being done to decrease the number of smokers, the number of complications, and the number of deaths?" People start smoking for their individual reasons. Some common reasons why a person may start smoking may be due to stress, to peer pressure, or even because the person wants to change his social status. The tobacco industry deceives people with their ads, implying that cigarettes can relieve stress, help you to fit in with the cool kids, and even change the social status of men, women, and teens. A camel smoking a cigarette, wearing a leathe ...

... to keep it. Parents must decide at the onset of the pregnancy to decide if they can in good conscience bring a child into the world, if the answer is yes, then people should proceed with the pregnancy and then determine whether they want to give the child up for adoption. It is a parent's moral responsibility to make sure that the environments which the child will be brought into will be healthy and supportive. It is a far greater crime to treat a child poorly for eighteen years then it is to terminate a fetus that cannot think, feel or is aware of its existence. On the second point of making the way that concep ...

... high in fat do not provide to much fluid IV. Equipment 1. Warm up bikes are good for bad weather or the dark 2. Good for intense intervals V. Liquids 1. Replenish your self after rides 2. As soon as the rides over is the best time to replenish 3. Drink or eat 100 grams of carbo 4. Drinking carbo is much faster than eating carbo 5. You can spend over $1000 a year on recovery drinks VI. Cereal 1. Flakes are carbo rich, low in fat, and quickly digested 2. Sugar coated are not bad either 3. Most cereals contain less than 2 grams of fat per serving When riding a bicycle, your muscles produce 30-100 times more heat ...

... trait, something that can be dropped like a grudge or a bad mood. In fact, depression can be very emotionally crippling and like any other disease it just cannot be dropped or forgotten. To understand the course of depression, it is first necessary to define exactly what depression is and what causes it. Heredity seems to play a major part in many cases of depression. “Studies of families, in which members of each generation develop bipolar disorder, found that those with the illness have a somewhat different genetic makeup than those who did not get ill. However the reverse is not true� (Morgan 56 ...