Figure 3
From: Cardiac baroreflex is already blunted in eight weeks old spontaneously hypertensive rats

Decrease in mean arterial pressure (MAP, mmHg) and decrease in heart rate (HR, bpm) in response to sodium nitroprusside (SNP, 50 μg/kg i.v.) in SHR (n = 19) and WKY (n = 35) rats. Unpaired Student T test.