Effect of caffeine on breathing and pulse rate biology essay

You may be lucky enough to see a brood pouch in Daphnia used in this lab. You are interested in how stress affects heart rate in humans. We are consolidating reports of the heart rate and lifespan of.

Effect of caffeine on breathing and pulse rate biology essay

Term Papers Tagged With: Their effects on the body There are many types of drugs, and they have many different effects on the body. Drugs can kill those abuse them in 3 different ways: Some drugs may cause both murderous and suicidal behavior.

The hallucinogens, especially PCP, are infamous in this respect.

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Valium has also been cited as producing unwanted suicidal thoughts in some people. Drugs that affect mood and lesson self-control can lead to a lack of restraint that promotes suicidal behavior. In this way, many people who drink to excess become both depressed and reckless.

However, the odds that a user will commit suicide rise with the degree of his or her drug abuse. Various studies have pointed out that the rates for suicide and suicide attempts are between 5 and 20 times higher for drug abusers than for the general population.

The only reason for doing so is to satisfy a self-destructive impulse. For this reason many studies link the psychological and emotional characteristics of drug abusers with those of suicidal people.

Which classes of prescription drugs are commonly misused?

Depression, hopelessness, and a negative attitude toward life are common in both groups. It might be said that drug abusers are on a slow but relentless downhill slide, while people committing suicide have chosen simply to jump off a cliff. A schedule one drug is one Ever since its cultivation began aroundmarijuana has puzzled people with its effects.

While the legalization of marijuana may improve people's lives medically, it will Great Variety of names given to PCP reflects the great diversity of its effects. While it can sometimes produce pleasurable feelings, it can also create strange and unpleasant ones. The effects on behavior on someone who has taken a low dose would be speech disturbances or no speech, gross and fine muscular incoordination, a blank stare, difficulty walking, blurred vision, dizziness or drowsiness.

A person would also experience racing thoughts or thinking faster than one can normally talk. Rapid mood changes, anxiety, agitation, paranoid thinking, panic, terror, and thought disorganization are the side effects on a person on a low dose of PCP.

Muscle rigidity, small rapid eye movements vertically or horizontally, excessive water intake and urinary output and decreased sensitivity to pain is how a low dose of PCP would effect the body.

The effects of behavior when on a high dose would be erratic, bizarre or violent behavior, compulsive and repetitive movements, incoherent speech, severe psychological disorganization, paranoia, agitation, relentlessness, and acute toxic psychosis.

On a high dose your eyes remain open although horizontal and vertical oscillation is still present, your blood pressure may elevate alternating with low blood pressure and body temperature may elevate as another effect on the body. The ultimate effect is of course a coma or even death.

A study performed during the eartly s revealed that one-third of 68 regular users tried to find treatment or obtain medication to help them stop taking PCP. When they did eventually stop, they claimed to have experienced symptoms of depression, drug craving, increased appetite, increased need for sleep and laziness.

Cigarette smoking is the leading cause of preventable death in Greater awareness and deeper knowledge of the harmful effects of cigarette smoking can discourage young people from taking up this Everytime a smoker lights a new cigarette, the fresh dose of nicotine puts additional stress on the cardiovascular These symptoms usually lasted from one week to one month after the last use of PCP, usually depending on the frequency of use.Find Homeostasis lesson plans and worksheets.

Showing 1 - of resources. Homeostasis Lab 7th - 12th students answer twelve questions about positive and negative feedback loops and how they effect homeostasis. Get Free Access See Review Biology scholars test the effects of caffeine, alcohol, and nicotine on the behavior of.

Open Document. Below is an essay on "Heart Rate Biology Investigation Ib" from Anti Essays, your source for research papers, essays, and term paper examples. Published: Mon, 5 Dec In this experiment, I am going to determine the effect of different concentration of caffeine on the heart rate of Daphnia.

Short-Term Effects of Valium

Daphnia is assumed as the substitute of human being in this experiment to investigate the effect of chemicals on the heart beat of living organisms. Thus, when they are inhibited by caffeine, the stimulatory signal remains active for a longer period of time resulting in a greater sense of alertness (a CNS effect) but .

A secondary school revision resource for Edexcel GCSE Biology about the use of drugs, alcohol and cigarettes Types of drug. which then increases alertness, heart rate and breathing rate.

Effect of caffeine on breathing and pulse rate biology essay

Nicotine affects the periostin gene, ╬▒nAChR and e-cadherin suppression which explains the mechanism of gastric cancer growth, invasion and metastasis.[54,55] Nicotine negatively impacts tumor biology by promoting angiogenesis, tumor invasion and increased risk of metastasis.

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