Biology P&D

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Topic:
Health, Diet and Diseases
Title:
Substance Abuse and Heart Disease
Problem Statement:
In Trinidad and Tobago there has been a reported increase in the number of Cardiac disease related deaths. Design an experiment to investigate the relationship between a particular lifestyle choice and the health of an individual’s heart. Hypothesis:

The more cigarettes villagers living within Philadelphia Trace smoke the higher the blood pressure of those villagers. Aim:
To plan and Design an experiment to investigate whether or not the number of cigarettes a person smokes affects the person's blood pressure. Materials/Apparatus:
20 villagers who smoke cigarettes, 8 villagers who do not smoke cigarettes, blood pressure monitors, cigarettes, pens, cards, papers and rulers. Variables:
Manipulated-:
The number of cigarettes given to the villagers in the various groups. Control-:
Villagers that do not smoke blood pressure should be obtain to be used as a reference. •The Smokers blood pressure should be taken no more than 1 minutes after having finish smoking the required amount of cigarettes. •The number of villagers assigned per group.

Respond-:
The blood pressure reading obtained from the villagers.
Method:
1.Screen villagers to ensure that other health factors other than smoking do not affect the blood pressure results obtained. 2.Categorize the villagers into smokers and non-smokers by giving the villagers who smoke red card and the villagers who do not smoke blue cards. 3.Divide the non smokers into groups of two. Number these groups One-Four 4.Test villagers that are non smokers blood pressure and record the values obtain. 5.Separate the 20 smoking villagers into groups of two. Number these groups Five-Fourteen. 6.Give the villagers in group five, two cigarettes each to smoke. 7.As soon as the villagers have finish smoking the cigarettes test and record the villagers respective blood pressure. 8.Repeat...
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