Heart Rate Lab

501 Words3 Pages
Heart Rate and Physical Fitness The circulatory system is responsible for the internal transport of many vital substances in humans, including oxygen, carbon dioxide, and nutrients. The components of the circulatory system include the heart, blood vessels, and blood. Heartbeats result from electrical stimulation of the heart cells by the pacemaker, located in the heart’s inner wall of the right atrium. Although the electrical activity of the pacemaker originates from within the heart, the rhythmic sequence of impulses produced by the pacemaker is influenced by nerves outside the heart. Many things might affect heart rate, including the physical fitness of the individual, the presence of drugs such as caffeine or nicotine in the blood, and…show more content…
Inform your instructor of any possible health problems that might be affected if you participate in this exercise. PROCEDURE Each person in a lab group will take turns being the subject and the tester. When it is your turn to be the subject, your partner will be responsible for recording the data on your lab sheet. Set up the Heart Rate Monitor. Open up Logger Pro,go to File, then Open. From the menu choose the Human Physiology folder, then exercise lab template. Follow the directions for your type of Heart Rate Monitor. Using a Hand-Grip Heart Rate Monitor a. Grasp the handles of the Hand-Grip Heart Rate Monitor. Place the fingertips of each hand on the reference areas of the handles (see Figure 1). b. The left hand grip and the receiver are both marked with an alignment arrow. When collecting data, be sure that the arrow labels on each of these devices are in alignment and that they are not too far apart. c. Make sure the receiver module of the Heart Rate Monitor is within 80 cm (3 feet) of the transmitter in the hand grips. It often helps if your lab partner holds it close to your hands. Make sure there are at least 8 feet between you and anyone using a monitor

More about Heart Rate Lab

Open Document