10 Questions
What is the primary function of the sinoatrial node in the heart?
To regulate the heartbeat
What is the main difference between smooth muscle and skeletal muscle?
Smooth muscle is involuntary, skeletal muscle is voluntary
What is the purpose of the septum in the heart?
To separate oxygenated and deoxygenated blood
What is the difference between arteries and veins?
Arteries carry oxygenated blood, veins carry deoxygenated blood
What is the function of the atrioventricular node in the heart?
To transmit electrical signals from the sinoatrial node
What is the role of the pulmonary arteries in the heart?
To carry deoxygenated blood from the heart to the lungs
What is the purpose of the valves in the heart?
To prevent backflow of blood
What is the role of the aorta in the heart?
To carry oxygenated blood from the heart to the rest of the body
What is the function of the venae cavae in the heart?
To carry deoxygenated blood from the body to the heart
What is the role of the Purkinjie fibres in the heart?
To transmit electrical signals to the ventricles
Learn about the three main pathways of the circulatory system, including the pulmonary, systemic, and coronary pathways, and how they supply oxygen and nutrients to the heart and other tissues.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
