Animal Circulatory System
Biology ⇒ Animal Biology
Animal Circulatory System 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 Animal Circulatory System.
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 12
A patient has a blockage in the coronary artery. Explain the likely effect on the heart.
Calculate the cardiac output if the heart rate is 75 beats per minute and the stroke volume is 70 mL per beat.
Describe the difference between open and closed circulatory systems.
Describe the path of blood flow through the mammalian heart, starting from the vena cava.
Describe the role of lymph in the animal circulatory system.
Explain the difference between pulmonary and systemic circulation.
Explain the role of valves in the circulatory system.
Explain why arteries have thicker walls than veins.
Explain why fish can survive with a single circulatory system, while mammals require a double circulatory system.
Explain why the left ventricle has a thicker wall than the right ventricle.
Name the blood vessel that carries blood from the heart to the lungs.
State one advantage of a closed circulatory system over an open circulatory system.
What is the function of hemoglobin in red blood cells?
What is the main function of platelets in the blood?
Which blood vessel carries oxygenated blood from the lungs to the heart?
Which component of blood is primarily responsible for immune defense?
