Blood Flow

to carry out exchange of nutrients and wastes

Why must blood get to capillaries quickly but slow down once it gets to there?

peripheral resistance

resistance against the blood by its surrounding

blood pressure

force the blood applies to the wall of the vessels

ventricular systole/ventricular diastole

What do each of the numbers stand for in 120/80

distance, peripheral resistance, and branching of vessels

What type of aspects affect blood pressure?

sphygmomanometer

What is used to measure arterial blood pressure?

decrease heart-rate, decrease stroke-volume, and decrease peripheral resistance

What things need to happen it you have an increased BP?

maintains proper blood flow rate to body tissues

Why is blood pressure important?

hypertension

High BP

arteriosclerosis

hardening due to plaque deposition usually from calcium or cholesterol

atherosclerosis

narrowing of the arteries usually due to cholesterol

phlebitis

inflammation of veins

aneurysm

ballooning of an arterial wall

varicose veins

blood pooling caused when valves fail

blood clots

varicose veins and phlebitis can cause…