Right Side Of Heart

The right atrioventricular valve prevents blood from backing up into _______

Right Atrium

The pulmonary semilunar valve prevents blood from backing up into ___________

Right Ventricle

The fossa ovalis is a depression that used to be called the __________.

Foramen Ovale

What was the purpose of Foramen Ovale opening?

To bypass the lungs because baby’s aren’t using their lungs

Is blood on the right side oxygenated or deoxygenated?

deoxygenated

The closing of the tricuspid valve sounds like?

lubb

The closing of the pulmonary semilunar valve sounds like?

dupp

Purpose of the Coronary Sinus

Drains blood from heart through cardiac veins into right atrium

Purpose of the Papillary Muscle

To prevent the cusps of the tricuspid from swinging back into the atrium

Purpose of the Moderator Band

Provides a pathway for electrical signals, ensuring timely contraction of the right ventricular muscle

Purpose of the Interatrial Septum

Wall

Purpose of the Chordae Tendineae

To anchor the cusps of the tricuspid valve to the papillary muscles

Purpose of the Interventricular Septum

So blood from one side of the heart never mixes with blood from the other side