The heart

Question 1

Names of the chambers

Answer 1

Left and Right Atrium and Left and Right Ventricle

Question 2

Why does the Left Ventricle have the thickest wall

Answer 2

To pump high pressure blood at fast speeds into the Aorta and around the body

Question 3

Which blood vessel brings deoxygenated blood back from the body

Answer 3

Superior and Inferior Vena Cava

Question 4

Which blood vessel takes oxygen to the lungs

Answer 4

Pulmonary artery

Question 5

Which blood vessel takes blood from the lungs back to the heart

Answer 5

Pulmonary Vein

Question 6

Name the Valves in :
1. The Heart
2. Blood vessels leaving the heart

Answer 6

1.Antrioventricular valves
2.Semi-lunar Valves

Question 7

What happens in:
1. Atrial Systole
2. Ventricular Systole
3. Diastole

Answer 7

1. The atriums contract and the ventricles relax
2. The ventricles contracts and the atriums relax
3. All chambers relax

Question 8

Aorta ?

Answer 8

Carries oxygenated blood around the body

Question 9

Vena cava

Answer 9

Brings deoxygenated blood back to the heart from the body

Question 10

Pulmonary artery

Answer 10

takes deoxygenated blood to the lungs

Question 11

Pulmonary vein

Answer 11

takes newly oxygenated blood back to the heart from the lungs