The heart

Question 1

Name the 4 chambers

Answer 1

Atria, Ventricles left and right

Question 2

4 main blood vessels

Answer 2

Pulmonary vein ( from lungs to left atrium)
Aorta( left ventricle to the body)
Vena cava ( from body to right ventricle)
Pulmonary artery( right atrium to lungs)

Question 3

What valves are there

Answer 3

atrioventricular valves - separate atria from ventricles
Semi lunar valves- (separate ventricles from pulmonary artery/ aorta)

Question 4

what prevents the av valves turning inside out due to pressure

Answer 4

the Tendinous chords

Question 5

What is muscle and connective tissue that prevents oxygenated and deoxygenated blood from mixing

Answer 5

Septum

Question 6

What is wrapped around the heart to supply blood to the cardiac muscle?

Answer 6

Coronary arteries

Question 7

What side is the cardiac muscle thicker on and why

Answer 7

Left because higher blood pressure is needed to pump blood further