The questions in this quiz are suitable for GCSE biology students studying the circulatory system, the heart, circulation, control of the heart rate, blood vessels, blood, white blood cells ...

The heart is a muscular organ that pumps blood around your circulatory system. The circulatory system is the heart and all the blood vessels in the body which carry cells and substances to all its ...

Lab exam three weeks today - sample questions posted on caucus group ... Keep function and integration of circulatory system in mind as you locate organs.