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 Increased lipid content in artery walls 4 Myocardial hypertrophy 5 Heart valve fibrosis and thickening 6 Loss of vasomotor tone 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 * Increased incidence of atherosclerotic events Increased prevalence of arrhythmias Decreased ability to increase heart rate or BP in response to stressors Predisposed to orthostatic hypotension** Prolonged PR interval