Cardiovascular System

What is a characteristic of an artery?

• Blood pressure is high in them.
• Venules drain these vessels.
• They carry blood to the heart.
• Gas exchange occurs in these vessels.

What does the left atrium do?

• Heart chamber that contains the SA node.
• This chamber pumps blood into the pulmonary trunk.
• This chamber recieves blood from the lungs.
• This chamber recieves blood from the body.

What blood type is the universal reciever?

• Blood type O
• Blood type AB
• Blood type A
• Blood type B

What is the thickest layer of the heart?

• Endocardium
• Myocardium
• Epicardium
• Pericardium

Which of the following is NOT a characteristic of veins?

• brings blood back to the heart
• have valves
• the smallest are called venules
• gas exchange occurs in them

What is a function of capillaries?

• move blood throughout the body
• nutrient and gas exchange
• produce antibodies
• all of the above

Which blood vessel is a direct branch of the ASCENDING aorta?

• subclavian artery
• carotid artery
• coronary artery
• all of the above

Which layer of the heart is the same as the visceral layer of the serous pericardium?

• epicardium
• myocardium
• endocardium
• pericardium

What is it called when a clot breaks away from a vessel wall and circulatees freely in the bloodstream?

• embolus
• thrombus
• clotting cascade
• fibrin

What is the clot called that is formed during hemostasis?

• prothrombin
• fibrin
• thrombin
• none of the above