Cardiovascular and Respiratory Systems

Once the SA node creates an action potential it will travel from the atria to the

• AV Bundle

• Bundle Branches

• AV Node

• Purkinje Fibers

This is a large rigid tube that starts after the larynx and branches into the bronchi of the lungs

• Trachea

• Bronchioles

• Alveoli

• Pharynx

The first sound of your heart beat is actually from the closure of the

• Ventricles

• SA Nodes

• AV Valves

• Semilunar Valves

These are the receiving chambers of the heart

• Ventricles

• Atria

This structure separates the right side of the heart from the left

• AV Valves

• Pulmonary Valve

• Septum

• Aortic Valve

The discharging chambers of the heart

• Ventricles

• Atria

The vocal cords are part of this respiratory structure

• Trachea

• Larynx

• Alveoli

• Nasal Cavity

Term used to describe the contraction of the heart

• Systole

• Diastole

These are the true respiratory structures responsible for gas exchange

• Bronchi

• Bronchioles

• Alveoli

• Trachea

The structure creates the action potential to tell your ventricles to contract

• AV Node

• Bundle Branches

• SA Node

• Purkinje Fibers