Human Body Fluids and Circulation

Biology ⇒ Human Biology

Human Body Fluids and Circulation starts at 9 and continues till grade 12. QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Human Body Fluids and Circulation. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 10

Calculate the cardiac output if the heart rate is 70 beats per minute and the stroke volume is 70 mL per beat.

Describe the difference between open and closed circulatory systems.

Describe the role of valves in the heart.

Explain the term 'double circulation' in humans.

Explain why the walls of the left ventricle are thicker than those of the right ventricle.

Explain why veins appear blue under the skin, even though blood is never truly blue.

Name the blood vessels that carry blood away from the heart.

Name the largest artery in the human body.

Name the protein in red blood cells that binds to oxygen.

State one function of platelets in the blood.

What is the function of the lymphatic system in the human body?

What is the main difference between pulmonary and systemic circulation?

What is the main function of red blood cells in human blood?

What is the main function of white blood cells?