Qz. Blood Vessels, Circulation & Lymphatic System

Cardiopulmonary Circulation

Coronary Circulation

Fetal Circulation

Portal Circulation

Diastolic

Pulse

Venous return

Systolic

Venules

Arterioles

Veins

Capillaries

120/110 mmHg

120/80 mmHg

100/80 mmHg

140/80 mmHg

Barometer

Thermometer

Sphygmomanometer

Stetoscope

internal elastic lamina

vaso vasora

external elastic lamina

endothelium

elastic arterioles

metarterioles

capillary arterierioles

betaarterioles

To keep the vein open for blood to flow through

To keep blood flowing in one direction through the vein

To allow blood to flow in both directions within the vein

To allow the blood to flow back down to the lower parts of the body

arteriole --> artery --> capillary --> vein --> venule

artery --> vein --> capillary --> venule --> arteriole

venule --> vein --> capillary --> artery --> arteriole

artery --> arteriole --> capillary --> venule --> vein

Low osmotic pressure in the tissues combined with low pressure in the capillary

Low osmotic pressure in the tissues combined with high pressure in the capillaries

High osmotic pressure in the tissues combined with low pressure in the capillary