Essays Tagged: "Serotonin"

Tourettes syndrome

that researchers believe is caused by and abnormal metabolism of the neurotransmitters dopamire and serotonin. It is genetically transmitted from parent to child. There is a fifty percent chance of pa ... aspects of the disease. For example, Tics and movements are treated with Neuoleptics, Clonidine and SErotonin Drugs, which are prozac-like. These drugs are very good for treating muscle spasms as well ...

(4 pages) 66 0 3.7 Jan/1996

Subjects: Science Essays > Biology > Human Biology

Steroid and non-steroid hormones differ in how they affect target cells. Describe the mechanisms involved using specific examples of each. How is it that hormones affect some cells and not others?

one. Non-steroid hormones include choleckystokinin, epinephrine, dopamine, insulin, norepinephrine, serotonin, and vasopressin.Steroid hormones, like estrogen, directly affect gene expression in their ...

(1 pages) 25111 2 3.8 Jan/2003

Subjects: Science Essays > Biology > Human Biology

Exploring the Relation Between LSD and Serotonin in the Brain.

Exploring the Relation Between LSD and Serotonin in the BrainLysergic acid diethylamide (LSD) is one of the most potent mind-altering chemi ... own,it is believed that the hallucinogenic effects of LSD probably stem from a complex reaction withserotonin (5-Hydroxytryptamine, 5-HT) in the brain ("LSD"). Thus, A study of serotonin revealsa grea ... xytryptamine, 5-HT) in the brain ("LSD"). Thus, A study of serotonin revealsa great deal about LSD. Serotonin is similar in molecular structure to LSD. Both moleculescontain an indole ring structure ( ...

(9 pages) 153 1 3.9 Jun/2003

Subjects: Science Essays > Biochemistry

The Effects of Serotonin on the Mind and Body.

IntroductionSerotonin may very well be one of the most important chemicals in the human body. Although the full ... ay very well be one of the most important chemicals in the human body. Although the full effects of serotonin are not fully known, research shows that it plays a very important role in our lives. Havi ... re not fully known, research shows that it plays a very important role in our lives. Having healthy serotonin functioning is essential to a person's well being. This paper discusses the role that sero ...

(5 pages) 148 0 3.0 Jul/2003

Subjects: Social Science Essays > Psychology

Clinical Depression: a Legitimate Physical Illness.

act, it is widely accepted that clinical depression is caused by a chemical imbalance in the brain. Serotonin, a neurotransmitter, is released from one sender nerve cell and travels to the next, recei ... r, is released from one sender nerve cell and travels to the next, receiver nerve cell. Some of the serotonin released is reabsorbed by the sender. When a person suffers from clinical depression there ...

(4 pages) 97 0 1.0 Oct/2003

Subjects: Science Essays > Biology

What is bipolar disorder?

an Gogh.The biggest chemical symptoms of manic depression are the brain chemicals norpinephrine and serotonin. Norpinephrine, as well as dopamine, are in excess during the manic phase, and serotonin i ... nearly always used, with lithium bicarbonate at the head of the pack. Mood stabilizers control both serotonin and norpinephrine. The antidepressants used, such as Prozac, usually control serotonin. Th ...

(4 pages) 72 1 3.7 Nov/2003

Subjects: Science Essays

Illegal Drug Market - Explains the chemistry,effects, history, and uses of drugs like halocinogens, amphetamines, etc.

at colors, like sounds are tasted instead of heard. What is believed to create these effects is the serotonin receptor sites in the central nervous system. Serotonin is a neurotransmitter, which trans ... D in this process is unknown but it is believed that it probably stems from a complex reaction with serotonin. In fact, LSD seems to closely resemble serotonin in structure.The substance and drug Lyse ...

(8 pages) 145 1 3.9 Dec/2003

Subjects: Science Essays > Chemistry

Disease States Involving Disturbances of Haemostasis. (Nursing Project)

curs as the result of 2 separate mechanisms:a) local reflexes of the nervous system.b) biochemical- serotonin and epinephrine are released by aggregated platelets causing vasoconstriction.Histamine is ... containing clotting factors and a growth factor, and dense granules containing ADP, ATP, Ca2+, and serotonin.Erythrocyte involvement - erythrocytes increase the rate of platelet adherence by facilita ...

(8 pages) 75 0 4.3 Feb/2004

Subjects: Humanities Essays > Health & Medicine > Diseases

Cognitive Dissonance & Relative Deprivation

dissatisfaction, depression and deviance in our society? Why does Oliver James call Britain "a low serotonin society"?Chapter ICognitive Dissonance describes a disharmonised mental state in which peo ... music vidoes etc. Depression is raising, self-confidence is falling and with it the brain chemical serotonin. The level of serotonin in our body depends on our mood, it is influenced by, for example, ...

(4 pages) 132 0 3.8 Mar/2004

Subjects: Social Science Essays > Sociology

Anxiety Disorder

an imbalance of certain neurotransmitters may contribute to anxiety. It was found that the chemical serotonin plays a major role in anxiety disorder patients.Anxiety disorders also have been proven to ... particular interest in possible defective genes that regulate specific neurotransmitters, including serotonin and dopamine.Furthermore, not only can genetics play a part in anxiety disorders, but fami ...

(6 pages) 404 0 3.4 Apr/2004

Subjects: Social Science Essays > Psychology > Common Disorders

The Biology of Depression

ing moods and emotions. Some of the neurotransmitters involved in the development of depression are serotonin, which transmits messages across synapses, dopamine which is associated with emotion based ... the most common neurobiological alterations associated with a mood disorder are disturbances in the serotonin(5-HT) system and the Limbic Hypothalamic-Pituitary-Adrenal(LHPA) axis, which regulates the ...

(2 pages) 76 0 4.8 Apr/2004

Subjects: Science Essays > Biology > Human Biology

Ecstasy

produce an overall sense of happiness and well being by affecting the brain chemicals dopamine and serotonin. It may also cause increased awareness of the senses, hallucinations, increased energy and ... nd nonusers of either sex, had significant changes and reductions in the brain cells that transport serotonin. Talk about taking the "good" in with the bad. These risks could be reduced with successfu ...

(3 pages) 34 0 3.0 May/2004

Subjects: Humanities Essays > Health & Medicine > Drugs

ANTIDEPRESSANTS LINKED TO BLEEDING a small report on an article that I found on MSN.com

ting them into more intresting stories. In this case, msn reported "The problem may develop because serotonin appears to play a role in blood clotting and manipulating its levels may lead to abnormal ... REFERENCESEgberts, A., Heerdink, E. (2004). Association of Risk of Abnormal Bleeding with Degree of Serotonin Reuptake Inhibition by Antidepressants. Retrieved January 11, 2004, from http://www.pubmed ...

(1 pages) 21 0 3.0 Jan/2005

Subjects: Social Science Essays > Psychology

Sudden Infant Death Syndrome

rhythm and breathing. Thirty of the thirty-one babies had defects in nerve cells that make and use serotonin. Serotonin is critical for regulating breathing, blood pressure and arousal from sleep. Re ... in is critical for regulating breathing, blood pressure and arousal from sleep. Researchers suspect serotonin defects contribute to at least half of all SIDS cases. Boys have fewer of the particular s ...

(1 pages) 413 0 0.0 Nov/2006

Subjects: Humanities Essays > Health & Medicine

Causes of Depression

etics play a major role in depression. Research has found that the imbalances of neurotransmitters, serotonin and norepinephrine, can cause a person to be depressed. A low level of serotonin may cause ...

(1 pages) 81 0 3.8 Dec/2006

Subjects: Social Science Essays > Psychology > Depression, Stress & Suicide

Tryptophan

ar source of tryptophan is turkey. Since increased levels of tryptophan stimulate the production of serotonin, which increases sleepiness, people tend to be tired after eating large amounts of it.Ther ... a complex 10-carbon molecule.Tryptophan is unique in that its side chain is also the center of the serotonin molecule. Serotonin is a neurotransmitter. This means that it regulates the transmission o ...

(2 pages) 9 0 0.0 Feb/2002

Subjects: Science Essays > Biology

Aggression

precision of the frustration-aggression model (Berkowitz)4. Biology of Aggression4.1 Aggression and Serotonin Level4 .2 Genetic Factors of Aggression5. Conclusion6. References 1. IntroductionOne ... ems, problems in job or school, or even high temperature.4. Biology of Aggression4.1 Aggression and Serotonin LevelThe serotonin level plays a role in controlling of aggressions which is reduced at ag ...

(10 pages) 119 0 4.0 Nov/2007

Subjects: Social Science Essays > Psychology > Psychological Theories & Authors

Tryptophan

ar source of tryptophan is turkey. Since increased levels of tryptophan stimulate the production of serotonin, which increases sleepiness, people tend to be tired after eating large amounts of it.Ther ... a complex 10-carbon molecule.Tryptophan is unique in that its side chain is also the center of the serotonin molecule. Serotonin is a neurotransmitter. This means that it regulates the transmission o ...

(2 pages) 10 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Term paper on effects of ecstasy to the senses, brain, and body.

ropharmacology must be taken into account. MDMA is a serotonegic drug, meaning that it only affects serotonin (5-HT), a major neurotransmitter in the brain, although it does also increase the amount o ... n the brain, although it does also increase the amount of dopamine that is released into the brain. Serotonin is the transmitter that affects mood, memory, and learning. MDMA works by passing through ...

(10 pages) 20 0 3.0 May/2009

Subjects: Social Science Essays > Controversial Issues > Drugs & Alchohol