Blood returning to the heart from the body enters the:
right atrium
left atrium
right ventricle
left ventricle
aorta

atrioventricular valve (tricuspid valve)

atrioventricular valve (mitral valve)

pulmonary artery
semi-lunar valve
Locate the right atrium on the diagram.
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (tricuspid valve)

atrioventricular valve (mitral valve)

pulmonary artery
Blood in this chamber is:

oxygenated
deoxygenated
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (tricuspid valve)

atrioventricular valve (mitral valve)

pulmonary artery
From the right atrium, blood is pumped through this structure:
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (tricuspid valve)

atrioventricular valve (mitral valve)

pulmonary artery
Locate the atrioventricular (tricuspid) valve on the diagram.
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Blood flowing through this structure is:

oxygenated
deoxygenated
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
After passing through the atrioventricular (tricuspid) valve, blood flows into the:
left atrium
right ventricle
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Locate the right ventricle on the diagram.
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Blood in this chamber is:

oxygenated
deoxygenated
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
As blood is pumped out of the right ventricle, it passes through this structure:
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Locate the semi-lunar valve on the diagram.
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Blood flowing through this structure is:

oxygenated
deoxygenated
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Blood is pumped out of the right ventricle, passes through the semi-lunar valve, and flows to the:
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

pulmonary artery
Locate the pulmonary artery on the diagram.
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Blood flowing through this structure is:

oxygenated
deoxygenated
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Blood returning to the heart from the lungs enters the:
left atrium
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Locate the left atrium on the diagram.
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Blood in this chamber is:

oxygenated
deoxygenated
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Blood is pumped from the left atrium and passes through this structure:
left ventricle
semi-lunar valve
aorta

atrioventricular valve (mitral valve)

Locate the atrioventricular valve (mitral valve) on the diagram.
left ventricle
semi-lunar valve
aorta
Blood flowing through this structure is:

oxygenated
deoxygenated
left ventricle
semi-lunar valve
aorta
After passing through the atrioventricular (mitral) valve, blood flows into the:
left ventricle
semi-lunar valve
aorta
Locate the left ventricle on the diagram.
semi-lunar valve
aorta
Blood in this chamber is:

oxygenated
deoxygenated
semi-lunar valve
aorta
As blood is pumped out of the left ventricle, it passes through this structure:
semi-lunar valve
aorta
Locate the semi-lunar valve on the diagram.
aorta
Blood flowing through this structure is:

oxygenated
deoxygenated
aorta
Blood is pumped out of the left ventricle, passing through the semi-lunar valve, and flows into the:
aorta
Locate the aorta on the diagram.
Blood flowing through this structure is:

oxygenated
deoxygenated
Blood returning to the heart from the body enters the:
  1. right atrium
  2. atrioventricular valve (tricuspid valve)
  3. right ventricle
  4. semi-lunar valve
  5. pulmonary artery
Blood returning to the heart from the lungs enters the:
  1. left atrium
  2. atrioventricular valve (mitral valve)
  3. left ventricle
  4. semi-lunar valve
  5. aorta