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Circulatory System
Circulatory System is the category for questions about the human circulatory system, including questions about the human heart, arteries, and veins.
2,116 Questions
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What statement is true about cells in the human circulatory system?
What are the parts of a clams circulatory system?
Can vein carry oxygen rich blood?
What is the name of the hormone that make your heart beat faster and directs more blood to your muscle?
How does the gallbladder works with other systems to keep the body healthy?
What does the circulatory system deliver to the cell?
How many times does a specific sample of blood pass through the heart during one complete circuit of the body?
What are some body systems connected to the circulatory?
How is a crayfish circulatory system different from ours?
What are not organs in the circulatory system?
Is cancer a disease of the cell division or the circulatory system?
How are the circulatory and skeletal systems similar?
What are the major organs of the circulatory system?
What is heart's electrical activity.?
Does a large organisms heart beat faster or slower than a small one?
What will happen if the nephron didn't reabsorb salt and nutrient?
Keep a one way flow through the heart?
Where is haemoglogin and what is its main function within the circulatory system?
Do sharks have a double loop circulatory system?
What happens if your cardiovascular system fails?