★ Cardiorespiratory Endurance Quiz
Oxygen enters your blood while carbon dioxide is eliminated (when you exercise you need more oxygen and produce more waste)
A. Lungs
B. Cardiovascular System
C. Heart
D. Blood
Select your answer:

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The Cardiovascular System OCR A-level › ViewAn increase in the concentration of carbon dioxide in the blood will stimulate what to happen?
A. the muscles to work harder
B. your breathing rate to increase
C. your heart to beat faster ( sympathetic nervous system)
D. your blood pressure to increase
Neurology › View
Cranial Nerve 8, the vestibulocochlear nerve is responsible for impulses of equilibrium and hearing
A. TRUE
B. FALSE