m2 attendance quiz

Which structure does blood enter after leaving the right ventricle?

• Vena cava

• Right atrium

• Pulmonary artery

• Aorta

During the contraction of the right ventricle, what is the left ventricle doing?

• The left ventricle is also contracting

• The left ventricle is relaxing

During the contraction of the right ventricle, what is the right atrium doing?

• The right atrium is also contracting

• The right atrium is relaxing

As the right ventricle contracts what are the states of the right AV and semilunar pulmonary valves?

• AV valve = closed

  pulmonary valve = open

• AV valve = closed

  pulmonary valve = closed

• AV valve = open

  pulmonary valve = closed

• AV valve = open

  pulmonary valve = open

Match the vessel to its name.

• A

• B

• C

• D

Which layer of the artery wall can change its thickness?

• X

• Y

• Z

Structure X separates the two sides of the heart. What is structure X called?