★ Respiratory and Circulatory Quiz
What happens when you exercise?
A. Your heart beats faster, delivering more oxygen to your muscle cells
B. Your heart beats faster, delivering less oxygen to your muscle cells
C. Your heart beats slower, delivering more oxygen to your muscle cells
D. Your heart beats slower, delivering less oxygen to your muscle cells
Preview next quiz:
Where air enters the body.
A. nose/mouth
B. alveoli
C. diaphragm
D. larynx
Disclaimer:
Medical Quiz should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational and educational purposes only.