Chapter 9Circulatory system
Chapter 9 Circulatory system
I .Concepts of organ and system@ Organ:composed of four kinds of the tissuesin a particular wayHollow organs: studied from inside to outsideypesCT. capsuleSubstantial organs:parenchyma@ System:composed of many organswhichhave relationship witheach otherinstructure and function
I .Concepts of organ and system Organ: composed of four kinds of the tissues in a particular way Types Hollow organs: studied from inside to outside Substantial organs: CT. capsule System: composed of many organs which have relationship with each other in structure and function. parenchyma
Il .Composition of circulatory systemCardiovascularsystemcapillaries,arteries,veinsand heartlymphvascularsystemlymphaticduct,lymphaticvessel,lymphatic capillary
II .Composition of circulatory system Cardiovascular system capillaries, arteries, veins and heart lymph vascular system lymphatic duct, lymphatic vessel, lymphatic capillary
1. Capillary (Cap.)AO3Distributions:broadlyandhavearelation withmetabolism.Size:Cap.generally is 6~8 μm, but some sinusoidcan reach
1. Capillary (Cap.) Distributions：broadly and have a relation with metabolism. Size：Cap. generally is 6～8 μm, but some sinusoid can reach
Basal lamina() General structures (LM)FenestraeCapillaryWallCell#1endotheliaPartofcapillarywallCell #3basallaminaLUMENpericytesPartofcapillarywallcell #2PERICYTEBasementMembrane
• endothelia (1) General structures (LM) • basal lamina • pericytes