Darra Boyer November 18‚ 2015 Affects of Various Drugs on the Heart Rate of Daphnia magna Introduction The Daphnia magna‚ more commonly known as water flea‚ is indigenous to ponds and lakes in northern and western North America. This crustacean has an outer transparent covering called the carapace. The unique physiology of the water flea is useful in translational research allowing researchers to visibly study all of the bodily systems without causing harm to the specimen (2). Being classified
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Drug Profile Paper Sherry Grant PSY/425 December 3‚ 2012 Mrs. Barbara Nosal Drug Profile Paper Drugs tend to have very different effects many of which can make them appealing and therefore lead to substance abuse. Every day on the news‚ in various media outlets‚ and often in our own lives we hear about a person that has fallen victim to an addiction of some sort. This paper is designed to explain the physiology and psychology of addiction while demonstrating the addictive potential of
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type of depressant is alcohol which gives the consumer a high feeling‚ but if the consumer drinks to much they can end up in a coma. Opioids are also depressants which blocks pain and makes one drowsy. The potential harm by opioids are respiratory problems during sleep. Stimulants are the opposite of a depressant‚ a psychoactive drug that increases activity in the central nervous system making the consumer feel alert and energized. Many college students consume caffeine which is a stimulant. Caffeine
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you most likely will go to jail. There are three main categories that these drugs fall under; Stimulant‚ Depressant and Hallucinogens. Some drugs can be a mix of any of these categories because they produce different effects for everybody. --------------- Stimulant Drugs make you feel more alert and awake. They increase the speed of the messages being sent to and from your brain. Taking a stimulant drug can increase your heart rate as well as making your body temperature go up and gives you high
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was discovered that alcohol acted as a depressant‚ it lowered the heart-rate of the Daphnia in comparison to the control. The caffeine‚ however‚ acted as a stimulant to raise the heart-rate of
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are caffeine‚ nicotine and alcohol. However‚ unlike social drugs‚ medicinal drugs are taken for the purpose of treating‚ preventing and diagnosing a disease (Taylor and Reide 1998 p3). Examples of medicinal drugs include amitriptyline – an anti depressant which acts on nerve cells in the brain‚ hydrochloride cetirizine – used to treat allergy symptoms and amoxicillin – used to treat bacterial infections. 2. With reference to medicinal drugs explain the difference between a generic name and a brand
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4.3 Work File Review Caution: Dangerous Chemicals Word Bank Inhalants Hallucinogens Stimulants Narcotics Depressants Psychoactive Over-the-Counter (OTC) Use the word bank to fill in the blanks: inhalants are substances that produce chemical vapors that can be inhaled to produce a mind-altering effect. Hallucinogens can disrupt the nervous system in your body‚ causing changes in the way you sense the world around you. Narcotics are used to treat pain and induce anesthesia
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appearance more prevalent over the past years. In the history of mankind there have always been drugs. They fall into four primary categories stimulants‚ depressants‚ hallucinogens‚ and analgesics. Stimulants are drugs that act on the central nervous system to increase brain activity. These include cocaine‚ speed‚ anabolic steroids‚ ecstasy and tobacco. Depressants act on the central nervous system and slow down brain activity; examples are tranquillizers‚ gases‚ aerosols and glue. Hallucinogens distort
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PSY215: DRUGS AND DEPENDENCY ESSAY ONE WHY DO PEOPLE USE DRUGS? LACHLAN SLOAN 30790798 Throughout history‚ people have used different kinds of drugs to alter the way they feel or experience consciousness. Ritualistic use of drugs has been commonly practiced by various cultures such as the mushroom induced trance state utilised by Native American Indians to commune with the Great Spirit. Pacific Islanders drink Kava as a means of connecting with the supernatural‚ healing illness
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are many types of drugs and we all know that all of them are bad. Drugs are or can be an addiction to somebody who decided to start using them. There is many ways that somebody can use drugs like stimulants‚ depressant‚ inhalants‚ cannabinoids‚ hallucinogens and many more. One of the many types of stimulants is the Methylphenidate‚ “the Methylphenidate is a psych
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