Histology of the Circulatory System

arteries

carry blood away from the heart

capillaries

veins

tunica intima

endothelium

tunica media

tunica externa

tunica adventitia

elastic arteries

smooth muscle

elastic recoil

small arteries

arterioles

capillary

continuous capillaries

fenestrated capillaries

sinusoid capillaries

continuous capillaries

fenestrated capillaries

blood brain barrier

blood-brain barrier

large veins

valves

varicose veins

skeletal muscle pump

DVT

endocardium

myocardium

Epicardium

heart valves

SA node

purkinje fibers

purkinje fibers

atherosclerosis

thrombosis

Emboli

Aneurysm

hemorrhage

lymph

lymphatic capillaries

lymphatic vessels

lymph nodes

slow