PNE 103. Ch. 27 Caring for Clients with Hypertensi

Blood pressure (BP) 1. The force produced by the volume of blood in arterial walls. 2. BP=CO (cardiac output) x PR (peripheral resistance.). 3. Baroreceptors and chemoreceptors, neurons in the right atrium and carotid artery above the aorta, stimulate the brain when there is a decrease in BP or change occur in the blood levels if O2 and carbon dioxide are sensed. BP control mechanism/failure: 1. Baroreceptors should counteract a rise in BP but DON"T 2. Blood volume - kidneys responsible ...