Matching Pairs NS3350 cardiovascularOnline version NS3350 Physiology matching - Cardiovacular by Big foosball 1 Progressive thickening of arterial walls 2 Decreased baroreceptor sensitivity Thickening of SA node Decreased number of pacemaker cells Increased time of AV node conduction 3 Loss of vasomotor tone 4 Myocardial hypertrophy 5 Increased lipid content in artery walls 6 Heart valve fibrosis and thickening Decreased ability to increase heart rate or BP in response to stressors Prolonged PR interval Increased incidence of atherosclerotic events Predisposed to orthostatic hypotension** Increased prevalence of arrhythmias Haemodynamic alterations: Reduced cardiac output Increased BP Increased peripheral vascular resistance Decreased compliance of left ventricle Increased incidence of murmurs Extra heart sounds S3 and S4 *