Cardiac

#1

• superior vena cava

• inferior vena cava

• aorta

• pulmonary artery

#14

• superior vena cava

• inferior vena cava

• pulmonary veins

• apex

#2

• pulmonary artery

• pulmonary veins

• aorta

• superior vena cava

• right atrium

• left atrium

• left ventricle

• right ventricle

After the atrias contract in a normal heartbeat, which of the following will happen?

• Ventricles contract

• Resting phace

• Atrias contract

• None of the above

When the SA node fires this causes which of the following to happen?

• Ventricles to contract

• Resting phase

• atrias to contract

• None of the choices

What does depolarization result in?

• relaxation

• contraction

• repulsion

• attraction

Tags

NGSS.HS-PS2-5

As the electrical impulse travels to the Purkinje fibers which of the following will be stimulated after the heart rests?

• Bundle branches

• Bundle of His

• SA node

• AV node

• left ventricle

• right ventricle

• right atrium

• left atrium

#3

• pulmonary artery

• pulmonary veins

• aorta

• inferior vena cava