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What is the average rate of contraction for the heart
70-80 bpm
What system pumps deoxygenated blood from heart to lungs for gas exchange?
Pulmonary circuit
What system pumps oxygenated blood from lungs back to heart?
Pulmonary circuit
What system pumps oxygenated blood to the tissues?
Systemic circuit
What system pumps deoxygenated blood back to the heart?
Systemic circuit
What are the key structures in the pulmonary circuit?
Right atrium
Tricuspid valve
Right ventricle
Pulmonic valve
Pulmonary trunk
R/L pulmonary arteries
Lungs
R/L pulmonary veins
What are the key structures in the systemic circuit?
Left atrium
Mitral valve
Left ventricle
Aortic valve
Aorta
Superior vena cava
Inferior vena cava
Where is pressure applied to allow for manual compression of blood within the heart?
Sternum - between T4 and T9
What is the standard call for chest compressions in CPR?
5 cm deep
100 compressions per minute