Question

An example of internal feedback working to maintain homeostasis is your

A. decreased respiration rate when you are studying
B. decreased heart rate when you are sad
C. increased respiration rate when your muscles need more oxygen
D. increased heart rate when your lungs need more oxygen

Answer 1

The correct answer would be C.

During exercise when your muscles need more O2 and CO2 levels in blood have gone higher, the respiration rate is increased(controlled by brain specifically the medulla oblongata)

Answer 2

I think the answer would be C. increased respiration rate when your muscles need more oxygen