Heart/Vessels Cardiovascular System Quiz25

What gas is released in the lungs?

• Oxygen
• Carbon dioxide
• Nitrogen
• Hydrogen

What major artery is this?

• The subclavian artery
• carotid artery
• The axillary artery
• The radial artery

What is 11 pointing to on the heart?------Receives oxygenated blood from lungs

• Left Atrium
• Superior Vena Cava
• Right Atrium
• Pulmonary Veins
• Coronary Blood Vessels

How many times does the heart beat per minute (on average)?

• 30
• 50
• 72
• 100

What type of valve is 12 pointing to on the heart?

• aortic valve
• semilunar valves
• tricuspid valve (3 flaps of tissue)
• bicuspid valve/mitral valve (2 flaps of tissue)

The upper chambers of the heart to receive blood are called: ________________________

• Ventricles
• Atria
• Veins
• Valves

What is 8 pointing to on the heart?--Returns blood to heart from lower body

• Inferior Vena Cava
• Superior Vena Cava
• Right Atrium
• Pulmonary Veins
• Coronary Blood Vessels

What is the main function of capillaries?

• A. Pump blood to the lungs
• B. Store oxygen
• C. Exchange gases with tissues
• D. Prevent backflow of blood

Why do arteries have thicker walls than veins?

• A. They carry more blood
• B. They are filled with oxygen
• C. They receive blood under high pressure
• D. They are located deeper in the body

What is a capillary shunt?

• A. The thickest part of a vein
• B. A shortcut from artery to vein that skips tissue exchange
• C. A valve that prevents backflow
• D. A part of the heart wall