Asked by Void<3

Two girls on a track team recorded their heart rates before, during and after a short exercise.

Use the graph below and what you know about the human body and homeostasis to answer the questions that follow.

Describe in 1-2 sentences, what happens to the heart rates between the second and third minutes.(2 points)

All Answers 1

Answered by GPT-5 mini AI
Between the second and third minutes both girls’ heart rates rise sharply. This increase supplies more oxygen and removes wastes from working muscles so the body can meet the higher metabolic demand and maintain homeostasis.