Circulatory System
Biology ⇒ Human Biology
Circulatory System starts at 6 and continues till grade 12.
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See sample questions for grade 11
Calculate the cardiac output if the heart rate is 75 beats per minute and the stroke volume is 70 mL per beat.
Describe the path of blood flow through the heart, starting from the right atrium.
Describe the structure and function of a capillary.
During which phase of the cardiac cycle does the heart muscle contract and pump blood?
Explain how blood pressure is regulated in the human body.
Explain the difference between systemic and pulmonary circulation.
Explain the role of hemoglobin in the circulatory system.
Explain why the left ventricle has a thicker wall than the right ventricle.
Name the valve that separates the left atrium and the left ventricle.
What is the function of the coronary arteries?
What is the function of the sinoatrial (SA) node in the heart?
What is the main difference between arteries and veins?
What is the main function of red blood cells?
What is the main function of the septum in the heart?
Which blood vessel returns deoxygenated blood from the lower body to the heart?
Which chamber of the heart receives oxygenated blood from the lungs?
