Which of the following is true of the cardiac output for untrained and trained race horses?

Question

Which of the following is true of the cardiac output for untrained and trained race horses?





Untrained and trained race horses have the same cardiac output

Untrained horses have a higher cardiac output than trained race horses

Trained race horses have a higher cardiac output than untrainted horses

The cardiac output of untrained and trained horses cannot be determined

Answer 1

Trained race horses have a higher cardiac output than untrained horses.