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Biology Lab Report 7

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Comparing The Resting Heart Rate and Recovery Time Of Males And Females After Physical Activity
Devyn Jones
26 September 2014
Biology 140 Section 38
Dr. Maria Gainey

Abstract
In this study we tested to see whether or not males have a lower resting pulse rate and if males have a faster pulse recovery time after engaging in physical activity. The experiment groups are the males and females of the class. The experiment involves walking up and down a flight of stair s and recoding your pulse rate for a period of time. The average resting pulse for the males was 72 beats/min, and the average resting rate for females was 80. The average percent change was 35.7%, and the mean pulse recovery time is 4 minutes. The experiment only partially supported my hypothesis. Males have a lower resting heart rate than females, however females have a faster pulse recovery time than males.
Introduction
Cardiovascular fitness is frequently considered the most important aspect of physical fitness. In lieu of this statement, we tested which group, males or females, have a better cardiovascular fitness. I believe that males have a lower resting heart rate than females, and a faster recovery time after a period of exercise. In the experiment two groups will be tested, males, and females, they will undergo the step test, take a series of pulses, and record their results. If my hypothesis is valid then the results will show that males have a lower resting heart rate, and display a faster recovery time after physical activity.
Methods
First, we went to a set of stairs outside Hunter library. We rested at the top of the stairs (at least 8 inches) a few moments before taking a resting pulse, using our radial artery. Radial pulses were taken for 30 seconds then multiplied by two, and then record in units of beats per minute (Beats/min).
Next, start walking up and down the stairs

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