. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 2 MIN FIGURE 1. Response of the isolated heart to perfusion of 5-HT. During the time between the arrows 100 ml. of 5 X 10~a M 5-HT were perfused through the heart. relationship between concentration of 5-HT perfused and relative heart rate is plotted for 18 perfusions of 5-HT in 12 different hearts. The solid line on the graph is the regression line for these data as determined by the method of least squares. The standard error of this line is indicated by the dashed lines on either side of the regression line. The slope of


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 2 MIN FIGURE 1. Response of the isolated heart to perfusion of 5-HT. During the time between the arrows 100 ml. of 5 X 10~a M 5-HT were perfused through the heart. relationship between concentration of 5-HT perfused and relative heart rate is plotted for 18 perfusions of 5-HT in 12 different hearts. The solid line on the graph is the regression line for these data as determined by the method of least squares. The standard error of this line is indicated by the dashed lines on either side of the regression line. The slope of this regression line is —; the standard error The threshold for rate changes, as determined by solving the equation. e9 50 10 83 JO 100 »-MT ((j X 10-'1 -7, FIGURE 2. Relation of relative heart rate to concentration of 5-HT perfused through the isolated heart. Each point represents a single perfusion. The solid line is the regression line determined by the method of least squares and the dashed line is the standard error of the regression Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology