Circulatory System

CIRCULATORY SYSTEM Department of Histology and embryology CHONGQING

MEDICAL

UNIVERSITY

2007-5 组胚 王建伟

Internal elastic membrane Tunica media

external elastic membrane

medium-sized artery (HE,×400)

组胚 王建伟

Tunica adventitia Tunica media

medium-sized vein (HE,×400)

组胚 王建伟

Tunica media

Tunica adventitia

Large artery (HE,×100) 组胚 王建伟

Tunica intima

Tunica media

Large artery (HE,×400) 组胚 王建伟

elastic membrane

Large artery (HE,×400)

组胚 王建伟

Tunica adventitia

Large artery (HE,×400) 组胚 王建伟

Tunica media

Tunica adventitia

Large vein (HE,×100) 组胚 王建伟

Tunica media

Tunica adventitia

Large vein (HE,×400) 组胚 王建伟

Small artery

Small vein

small artery, small vein 组胚 王建伟

(HE,×100)

Small vein

Small artery

Small artery; small vein (HE ,×400) 组胚 王建伟

capillary

Capillary (heart ， HE,×400) 组胚 王建伟

Capillary (longitudinal ， HE,×400)

组胚 王建伟

ultrastructure of Continuous capillary

组胚 王建伟

ultrastructure of fenestrated capillary 组胚 王建伟

endocardium Purkinje fibres

myocardium

epicardium

Heart (HE) 组胚 王建伟

endocardium Purkinje fibres

myocardium

heart （ HE,×400)

组胚 王建伟

myocardium

epicardium

heart （ HE,×100)

组胚 王建伟