Tag: transportation in plants and circulation in animals
Questions Related to transportation in plants and circulation in animals
State whether the following statements are true or false.
Rate of heart beat is directly proportional to the size of the body.
State whether the following statements are true or false.
Valves in the cardiovascular system are found only in the heart.
Excessively high heart rate (> 180) can reduce cardiac output because
Bicuspid and tricuspid valves are open during