205textnotes32

205textnotes32 - -Chapter 15 BLOOD FLOW AND THE CONTROL OF...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: ----------------------------------------------------------------------------------------------------------Chapter 15: BLOOD FLOW AND THE CONTROL OF BLOOD PRESSURE ----------------------------------------------------------------------------------------------------------A.The Blood vessels ----------------------------------------------------------------------------------------------------------The Vascular Components of the Cardiovascular systemFig. 15-1: Model of the cardiovascular system - systemic and pulmonary circulation •Systemic (high pressure) circulation: LA, LV, Aorta, arteries, resistance (variable radius) arterioles, capillaries, venules, collecting veins, venae cavae •Pulmonary (low pressure) circulation: RA, RV, pulmonary artery, lung arterioles, lung capillaries, lung venules, pulmonary vein. Chemicals mediate smooth muscle contraction and relaxation in the arterioles (Table 15-1) •Norepinephrine (alpha receptors) - constrictor •Angiotensin II - constrictor Structural components of blood vessels (...
View Full Document

This note was uploaded on 12/26/2011 for the course KIN 205 taught by Professor Blaber during the Fall '09 term at Simon Fraser.

Ask a homework question - tutors are online