Unit 8 Circulatory System Quiz

This chamber of the heart RECEIVES blood returning from the body

• Right Atrium
• Right Ventricle
• Left Atrium
• Left Ventricle

This chamber of the heart RECEIVES oxygen rich blood back from the lungs

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

This chamber of the heart pumps the blood from the heart to the lungs through the pulmonary artery

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

This chamber of the heart pumps the blood back out to the body cells through the Aorta

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

The type of blood vessel where exchange of gases, nutrients, and wastes occurs?

• arteries

• capillaries

• veins

The main vein(s) that brings blood to the right atrium?

• Aorta

• Pulmonary veins

• Superior and Inferior vena cava

• Jugular vein

Which choice below correctly identifies the layers of the heart from the most outer layer to the most inner layer?

• epicardium, myocardium, endocardium

• endocardium, myocardium, epicardium

• myocardium, endocardium, epicardium

• myocardium, epicardium, endocardium

The sac that surrounds and protects the heart?

• endocardium

• epicardium

• myocardium

• pericardium

As the diameter of a blood vessel DECREASES...

• resistance INCREASES.

• resistance DECREASES.

• resistance is NOT affected.

What type blood vessel exchanges nutrients and oxygen in the tissues?

• Arteries

• Veins

• Capillaries

• Venules