Structure of the Heart

Your heart starts to beat during this week of life:

• second week of life

• 5th or 6th week of life

• 26th week of life

• 10th week of life

The wall that splits the heart down the middle is called the?

• Septum

• SA node

• AV node

• Separator

Identify the structure the arrow is pointing to

• right atrium

• right ventricle

• left atrium

• left ventricle

The heart contains how many chambers?

• 3

• 4

• 5

• 6

Which of the chambers are the pumping chambers

• Atrium

• Ventricle

The left ventricle pumps what type of blood and to where

• Oxygenated to the lungs

• Deoxygenated to the lungs

• Oxygenated to the body

• Deoxygenated to the lungs

The role of the valves are to

• Prevent back flow of blood

• Pump blood out of the heart

• To make sure blood flows in one direction

• Supply the lungs with blood

What is the function of valves in the heart?

• To keep the heart pumping

• To create pressure

• To prevent back flow of blood

• To keep the blood warm

Identify the structure the arrow is pointing to

• right atrium

• right ventricle

• left atrium

• left ventricle

Identify the structure the arrow is pointing to

• right atrium

• right ventricle

• left atrium

• left ventricle