• Acid Base Extraction Melting Point
    1,698 words
    Acid Base Extraction The purpose of this laboratory assignment was two-fold, first, we were to demonstrate the extraction of acids and bases, finally, determining what unknowns were present. Second, we were to extract caffeine from tea. These two assignment will be documented in two separate entities. Introduction: Acid / base extraction involves carrying out simple acid / base reactions in order to separate strong organic acids, weak organic acids neutral organic compounds and basic organic sub...
  • Health Drinks Soft Drink
    1,664 words
    Importance and Effects of Health drinks and Soft drinks in 21 st century Introduction: Here we are going to discuss about the relevance and effects of health drinks and soft drinks like coke. We have explained in our study the advantages and disadvantages of these drinks. What are the ingredients of these drinks? How are they affecting every age group in the 21 st century? Should they be used or not and if used in what amounts. The importance of these drinks help us to peep into their world and ...
  • Caffeine Is A Psychoactive Drug
    1,191 words
    Have you ever been so tired that you " ve dozed off at work? Or tried to stop yourself from falling asleep while you " re driving or even worse - got caught sleeping in class? These instances could have been prevented by doing what 90% of Americans do every day - by consuming CAFFEINE. If anyone here feels you can't make it though your day without a cup of coffee, you are probably addicted to it (I'll discuss more on that later). Here's an interesting fact: both words caffeine and coffee are der...
  • Coffee Break Caffeine People Drug
    1,563 words
    Coffee Break "I think I just saw Jesus in my cup of Taster's Choice" -Zippy the Pinhead I sit on the bench outside "Caf Kilim" a popular coffee shop in downtown Portsmouth. Friends and buddies walk in and I ask how's it going. They nod and come back out two minutes later with a cup of coffee in their hand. More people show up and go in and out each with a cup of joe in their hand. What is this drive to bring us here Why has the coffee house become a social headquarters What is this Coffee Cultu...
  • Melting Point Flask Caffeine Layer
    1,726 words
    The purpose of this laboratory assignment was two-fold, first, we were to demonstrate the extraction of acids and bases, finally, determining what unknowns were present. Second, we were to extract caffeine from tea. These two assignment will be documented in two separate entities. Introduction: Acid / base extraction involves carrying out simple acid / base reactions in order to separate strong organic acids, weak organic acids neutral organic compounds and basic organic substances. The procedu...
  • Design Of A Psychological Experiment
    488 words
    Design of a Psychological Experiment Psyc 100 (0110-0129) Fall, 1996 Dr. SternheimReport #1 (10 points) Problem: Suppose you are a psychologist who is interested in the effects of caffeine on the eye-hand coordination of students enrolled at UMCP. Design an experiment to test the hypothesis that caffeine enhances a student's ability to hit a baseball. Describe your experiment by answering the following questions: 1) What are the independent and dependent variables? The independent variable would...
  • Headaches Their Causes And Effects
    626 words
    All of us suffer from an occasional headache; in fact, 20 million Americans see their doctors each year because of headaches. Headaches are also the leading cause for missing school and work in this country. There are many different types of headaches ranging from just ordinary pain, to pain associated with a disorder or serious medical condition. I'd like to discuss the worst type of headache. The type of headache I'd like to discuss, the Migraine, although intense in its pain, is not associate...
  • Cup Of Coffee Caffeine Blood Feel
    984 words
    Caffeine A lot of people often wonder what caffeine is. When isolated in pure form, caffeine is a white crystalline powder that tastes very bitter. The chief source of pure caffeine is the process of decaffeinating coffee or tea. Caffeine is used to provide " boost energy" or a feeling of heightened alertness. It is often used to stay awake longer and late into the night. Many people feel as though they "cannot function" in the morning without a cup of coffee to provide caffeine and the boost it...
  • Caffeine 2 Cyclic Amp
    419 words
    Caffeine As can be seen above, caffeine consists of two carbon / nitrogen rings with oxygen and methyl groups as substituent's. The fused rings are similar to those in adenine only the substituent's differ. Caffeine is found in coffee, tea, and many soft drinks. There is also some amount of caffeine in chocolate, as well as a closely related stimulant, . The caffeine in sodas is generally produced from the cola berries, and is either a by-product of the cola flavoring or is added for flavor and...
  • Caffeine Blood Pressure
    615 words
    Caffeine / Caffeine is the most widely used drug in the world. It is an effective stimulant of the central nervous system and in large amounts can produce undesirable side effects such as: nervousness, insomnia, rapid and irregular heartbeats, elevated blood sugar and cholesterol levels, excess stomach acid, and heartburn. Based on our incomplete knowledge of side reactions to caffeine, prudent use seems desirable for all consumers, male and female. The problem is particularly significant for ch...
  • Migraines Nervous System
    730 words
    Migraine headaches are the result of a disturbance in the neurochemistry of the central nervous system. They are relatively common, affecting three times as many women as men. Migraine sufferers typically report a definite pattern to their headaches, and they can report what stimuli bring them on. Most migraine sufferers experience their first attack before the age of 20. There is no single cause of migraines, but the tendency to get migraines does tend to run in families. When a migraine occurs...
  • Caffeine Blood Pressure
    791 words
    Caffeine, is it a helpful drug or a hazardous toxin Caffeine is a naturally occurring substance. It is found in seeds, leaves or fruits in about 60 plants. Beverages with caffeine in them have been consumed since 2700 B. C... People all over the world consume caffeine every day. Many people have various ideas on the way caffeine affects the human body. Some experts say it prevents cancer while others say caffeine makes people more prone to cancer. You decide. In the article What You Should know...
  • Caffeine Drink Coffee
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    12/04/99 Applied Chemistry Research-Caffeine Graham Cousins Caffeine, a odorless slightly bitter substance that is in most caffeinated beverages. Caffeine is present in about 4% of tea leaves and in coffee. Caffeine contains two other alkaloids, theobromine and theophylline. These two relax the muscles while the caffeine stimulates the heart and respiratory systems. The caffeine in a substance is a stimulant of central nervous system, cardiac muscle and respiratory system. Its purpose is to dela...
  • Caffeine And Pregnancy Consumption Women Researchers
    487 words
    Caffeine and Pregnancy Today, with increased attention to maternal nutrition, many women wonder if it's safe to consume caffeine-containing foods or beverages during pregnancy. While some studies have shown conflicting results, the weight of scientific research continues to indicate that moderate caffeine consumption does not affect fertility, or cause adverse health effects in the mother or child. Fertility Since many women are delaying pregnancy, more research has focused on identifying the fa...
  • Risk Of Heart Caffeine Carefully Disease
    356 words
    If caffeine "has the classic hallmarks of an addictive drug " We should be controlling it much more carefully. Caffeine, which occurs naturally in coffee, tea, and cocoa, belongs to a class of drugs known as xanthine stimulants. On a daily basis, more people use caffeine than any other psychoactive drugs. Many use it regularly, and there is evidence for dependence. Caffeine has a longer-lasting effect than many people realize. Should it be controlled more carefully In my opinion, yes. Daily use...
  • Essay On Caffeine Effects Amounts One
    776 words
    Most of us don't know, but caffeine is present in almost every drink sold in supermarkets. Most people consume caffeine because of the positive effects it has, however, most of us would be shocked at the negative effects it imposes. Caffeine, for years, has been regarded as a mild stimulant whose usage throughout the world has increased greatly because of the effects it has on the central nervous system. However, if you knew that caffeine causes physical and psychological dependence just after 1...
  • Effects Of Caffeine Coffee Body Increasing
    1,068 words
    The debate on coffee is an age old one, which has been occurring now for centuries. Pope Clements VIII was asked by the Roman Clergy to ban coffee because it was the 'Devil's Drink' in 1600. Fortunately, the Pope enjoyed it so much that he blessed it, and converted it to a Christian beverage. (Hons, caffeine) Caffeine in its multiple forms, is the only drug that is distributed freely across the world. While many people link caffeine with a multitude of health risks including Osteoporosis, heart ...
  • Safety And Efficacy Of Ephedra For Weight Loss
    3,194 words
    Ephedra (Ma huang) Ma huang is an herb that has been used in China for over three thousand years. Ephedra contains ephedrine alkaloids, which are naturally occurring compounds found in plants. Another alkaloid in ma huang, pseudoephedrine, is less potent than ephedrine and is used in common cold remedies. For the last several years, there has been a great deal of debate involving the use of weight loss products that contain ephedra (also known as ma huang). Some in the medical establishment have...
  • Performance Alertness Caffeine Coffee
    350 words
    Positive Stimulant Effects of Caffeine Caffeine is a mild stimulant, acting on the central nervous system and some other organs of the body, for example the kidneys. It also increases metabolic rate. Consumption of caffeine equivalent to that found in a couple of cups of coffee has been shown to improve alertness and enhance concentration. Alertness and Mood o Caffeine can increase the speed of rapid information processing by 10% o A cup of regular (caffeine-containing) coffee after lunch helps ...
  • Addictions Physical And Psychological
    268 words
    Physical and psychological addictions are very alike and very different at the same time. Addiction means that the person addicted thrives on the substance or action. Physical addictions like alcoholism and heroin are sometimes very noticeable yet, psychological addictions like gambling are very hard to diagnose. A similarity between the two types of addictions are the stages that lead up to a full blown addiction. Addictions go through many stages before reaching the pinnacle of an addiction. ...