Frog Heart Physiology - Austin Community College District

f. Wait about 1 minute or until the heart seems to have recovered (ie. the amplitude and rate have returned to that observed at ‘resting’).before proceeding. g. Once a normal, resting heartbeat has returned, type “22º Ringer’s” on the keyboard; apply 10 drops of this ringers solution to the heart and press on the Keyboard. h. ................
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