Which blood vessels carry oxygen-rich blood from the heart to the body?
What is the liquid part of blood called?
Which blood cells carry oxygen?
What is the life span of red blood cells?
Which chamber of the heart has the thickest wall?
What is the vertical partition that divides the heart into right and left halves called?
Which valve is between the right atrium and right ventricle?
Which valve is between the left atrium and left ventricle?
What is the largest artery in the human body?
Which blood cells help in blood clotting?
