lab exercise 33- blood pressure and pulse
Last Modified: 2016-03-08
the first heart sound and is associated with the closure of the AV valves at the beginning of the ventricular systole
the second heart sound occurs as the semilunar valves close and corresponds with the end of systole.
used to obtain blood pressure readings by the ausculatory method.
athlete steps up and down onto a standard gym bench once every two seconds for five minutes(30step/min); measure HR every minute after test for 3min
exhibit a rise of diastolic and/or systolic pressure ranging from 0-22 mmHg or a drop in pressures
exhibit rise of 23 mmHg or more in the diastolic and/or systolic blood pressure
the redness observed after mechanical stimulation results from a local inflammatory response promoted by chemical mediators released by injured tissues. these mediators stimulate increased blood flow into the area and leaking of fluid into the local tissues.
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