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Table 1 Parameters of the carotid sinus baroreflex open-loop characteristics

From: Open-loop analysis on sympathetically mediated arterial pressure and urine output responses in spontaneously hypertensive rats: effect of renal denervation

Total reflex arc

 

 P1, response range, mmHg

67.0 ± 7.7

 P2, slope coefficient, mmHg−1

0.117 ± 0.026

 P3, midpoint pressure, mmHg

155.2 ± 6.3

 P4, minimum pressure, mmHg

87.0 ± 3.6

Neural arc

 P1, response range, %

52.9 ± 8.1

 P2, slope coefficient, mmHg−1

0.102 ± 0.020

 P3, midpoint pressure, mmHg

165.7 ± 5.8

 P4, minimum value, %

51.2 ± 7.9

Peripheral arc

 Intercept, mmHg

1.6 ± 24.1

 Slope, mmHg/%

1.448 ± 0.233

Operating-point parameters

 Operating-point SNA, %

94.9 ± 3.8

 Operating-point AP, mmHg

138.3 ± 5.1

  1. Data are expressed as mean ± SE (n = 9 rats)
  2. SNA sympathetic nerve activity, AP arterial pressure