The circulatory system is this type of a loop/circuit?
What is closed
Arteries that carry blood to the head
What are the carotids
Have this number of cells of thickness
What is one
Veins carry blood in this direction
What is toward the heart
The force exerted by blood against the wall of a vessel
What is blood pressure
Blood flows in _______ direction
What is one
Pulmonary ones carry this type of blood
What is blood low in oxygen
Get their blood from this
What is arterioles
Valves open ___________ (direction) and prevent ___________ of blood.
What is upwards and backflow
The pressure exerted when the ventricles relax
What is diastolic
Blood that travels between the heart and lungs
What is pulmonary circulation
This causes the stretching of arteries
What is the pulse
One of the functions of capillaries is to supply tissues with this
What are nutrients and oxygen
Differentiating from arteries, the lumen of veins are generally ___________
What is larger
The pressure exerted when the ventricles contract
What is systolic
Blood that goes between the interior and exterior of the heart.
What is coronary circulation
Blood is transported by arteries under ________ pressure
What is high
The interweaving networks of capillaries are called this
What are capillary beds
Blockage of arteries due to fatty build up
What is atherosclerosis
This vein delivers blood from the leg
What is the great saphenous
Which branch of the autonomic nervous system innervates blood vessels?
What is the sympathetic nervous system
These are thick-walled arteries near the heart are classified as ____________
What are elastic arteries
Besides delivering oxygen and nutrients to all the cells of the body, they also do this?
What is remove waste
occurs when the blood supply to part of your brain is interrupted or reduced, depriving brain tissue of oxygen and nutrients.
What is stroke
This artery delivers blood to the liver
What is hepatic