A Closer Look at Blood Vessels TEST

Veins are large vessels with walls ____________________ than artery walls that carry bllod from the body cells back to the heart.

• thin

• thinner

• longer

• huge

Two large ________ carry blood from the heart toward body.

• veins

• nerves

• capillaries

• arteries

In diffusion, molecules move ___________ an area of higher

• away from

• toward

• near by

• away form

The force with which __________ contract causes blood pressure

• venticul

• ventouse

• ventricules

• ventricles

Blood vessels run through _______ tissues of the human body.

• few

• many

• all

• some

____________________ are thick-walled, muscular vessels that carry blood away from the heart to the body's cells.

• Veins

• Capillaries

• Arteries

• Vessels

___________________ are tiny, thin-walled vessels where materials and wastes are exchanged between the blood and the body's cells.

• Capillaries

• Veins

• Vessels

• Arteries

The first branches off the aorta, the ______________ carry blood to the heart itself.

• coronary arteries

• arteries

• veins

• capillaries

Blood exerts a force called ______ against the walls of blood vessels.

• blood movement

• blood pressure

• blood vessels

Needed materials move from the blood through the capillary walls into _____, and waste products of cells travel in the opposite direction.

• body

• heart

• vein

• body cells