Key Cardiovascular Variables & Their Normal Determinants A, mean arterial pressure; CO, cardiac output; TPR, total peripheral resistance; SV, stroke volume; HR, heart rate; ESV, end-systolic volume; EDV, end-diastolic volume; PCV, central venous pressure; NE, norepinephrine; ACh, acetylcholine; PP, arterial pulse pressure; CA, arterial compliance; SA, sinoatrial |