Westonci.ca is the premier destination for reliable answers to your questions, brought to you by a community of experts. Discover a wealth of knowledge from professionals across various disciplines on our user-friendly Q&A platform. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform.

A student was jumping rope and noticed that her heart was beating faster. The student's heart rate probably increased as a result of
A. a decrease in the need to provide waste materials to muscle cells
B. an increase in the number of red blood cells circulating through her leg muscles
C. an increase in carbon dioxide in her blood
D. a decrease in respiration in her blood cells