Summary Caffeine is a stimulant for the central nervous system which will relax the muscle and increase the gastric acid and heart rate (Kelly‚ 2017). The analyzing of caffeine and caffeine metabolites in saliva is to quantitatively measure the ratio of concentrations of caffeine and metabolites. There are three different metabolites of caffeine and the majority of caffeine metabolite is paraxanthine. The ratio of concentration represents the activity of the first metabolism enzyme of caffeine‚ CYP1A2
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2013 Informative Speech-Caffeine Outline Specific Purpose: To inform my audience about what caffeine is‚ the effects of it‚ and the withdrawal symptoms. Central Idea: Caffeine can be found in many places and comes in many forms. It can major effects on our body and we can experience major withdrawal symptoms. Introduction I. What does coffee‚ tea‚ soft drinks‚ chocolate‚ and a bottle of medications have in common? II. They all contain caffeine‚ and that’s what I’m going
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Neuropsychiatric effects of caffeine Abstract Psychiatrists rarely enquire about caffeine intake when assessing patients. This may lead to a failure to identify caffeine-related problems and offer appropriate interventions. Excessive caffeine ingestion leads to symptoms that overlap with those of many psychiatric disorders. Caffeine is implicated in the exacerbation of anxiety and sleep disorders‚ and people with eating disorders often misuse it. It antagonises adenosine receptors‚ which may potentiate
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Effect of Caffeine Consumption on Academic Performance in College Undergraduates Morgan Bolen‚ Maria Naula-Quintero‚ and Carlin Wright Michigan State University Abstract In this study we are interested in assessing the relationship between average amount of caffeine consumed per day and academic performance. We hypothesized that an increase in average caffeine consumed per day would result in increased academic success. A short survey was composed based on average amount of caffeine
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The effect of caffeine on typing speed‚ accuracy and heart beat 1. Introduction Caffeine is a substance found in coffee‚ tea and most sodas. When it is consumed‚ it is a mild stimulant. The energy drink‚ Monster‚ contains caffeine‚ which has the ability to manipulate adenosine (adrenaline)‚ a substance present in the brain that is used to transmit brain signals to different parts of the body. Adenosine causes an increase in alertness and awareness. Modern studies show that there is direct benefits
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Nicotine and Drugs Affects a Fetus Nicotine and drugs can affect a fetus by entering into the bloodstream of the unborn child. While you are pregnant‚ almost everything you eat‚ drink or smoke passes through your body to your baby. That is why drugs taken during pregnancy can be harmful to your baby. The word "drugs" doesn’t only mean illegal drugs. It also means legal drugs and prescription and over-the-counter medicines. The use of alcohol‚ tobacco‚ and other drugs during pregnancy continues
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4.3. Interactions between nicotine and baclofen Activation of nAChRs within different areas of brain enhances release of several neurotransmitters including: glutamate‚dopamine‚norepinephrine‚ serotonin‚ ‚gamma amino butyric acid(Wonnacott‚ 1997)‚ (Benowitz‚ 2008) The regulation of releasing these neurotransmitters which is induced by nicotine`s effects depending on various postsynaptic receptors‚ is the usual mechanism by which nicotine modulates behavior (Benowitz‚ 2008).As we mentioned above
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SABRI GROUP: 11SC4 TITLE: THE EFFECT OF CAFFEINE ON HEART RATE LECTURER : MDM ZAKIAH BINTI ZAKARIA TITLE The effect of caffeine on heart rate OBJECTIVE To determine the effect of caffeine on heart rate of daphnia INTRODUCTION Caffeine‚ medically known as trimethylzanthine. Its chemical formula is C8H10N4O2. When in pure form‚ caffeine is a white crystalline powder that taste very bitter. 1The most common way of acquiring pure caffeine is the process of decaffeinating
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Article: “Faster but not smarter: effects of caffeine and caffeine withdrawal on alertness and performance Journal: Psychopharmacology Publication Date: 30 October 2012 Is Caffeine Helping or Hindering Your Performance? Have you ever drunk coffee just for the taste? Studies show that that might be just what you’re doing when you take a sip of that bitter beverage. Whether you’re in high school and didn’t get enough sleep between sports and academics‚ you’re in college and finals are around the
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Topic: Positive and Negative Effects of Caffeine General Purpose: To Inform Specific Purpose: By the end of my speech‚ my audience will be better informed of the many positive and negative effects on the human body when drinking an energy drink. I. Introduction A. Attention Grabber: It’s 2a.m and you haven’t even started on the communications assignment due in a couple of hours. You’re sleepy and tired because you just got out of a 12-hour shift over at work. What’s going to give you the energy
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