Control of Blood Supply

Control of blood supply OCR PE AS

HideShow resource information
  • Created by: Jade
  • Created on: 17-01-11 13:28

Circulatory Networks

Pulmonary Circulation - deoxygenated blood from the right ventricle to the lungs and oxygenated back to left atrium

consists of:- pulmonary artery, pulmonary vein

Systemic Circualtion - oxygenated blood from left ventricle to the body tissues and deoxygenated back to the right atrium

consists of: - arteries, arterioles, cappilaries, venules, veins, inferior vena cava and superior vena cava

1 of 3

Vasomotor Control Centre VCC located in Medulla Ob

Stimulates the sympathetic nervous system to either vasodialte or vasoconstrict

recieves info from chemoreceptors and baroreceptors

2 of 3

warm up and cool down effects on vascular system

Warm up

  • gradual increase in blood flow
  • increase body temperatue
  • decrease OBLA

Cool down

  • keeps metabolic activity elevated
  • Maintains Blood flow
  • maintains repiratory pumps
  • keeps cappillaries dialated
3 of 3


No comments have yet been made

Similar Physical Education resources:

See all Physical Education resources »See all Exercise physiology resources »