Which of the following is not a stimulus for breathing?
rising carbon dioxide levels
rising blood pressure
arterial Po2 below 60 mm Hg
arterial pH resulting from CO2 retention
Rising blood pressure is not a stimulus for breathing.
Even though pulmonary artery carries carbon dioxide rich blood, why is it called an artery and not a vein?
(a) Name the only artery that carries carbon dioxide-rich blood. (b) Why is it called an artery if it does not carry oxygen-rich blood?
Identify the correct match
I: Coronary artery – Oxygen-rich blood
II: Pulmonary vein – Carbon dioxide-rich blood
III: Pulmonary artery – Oxygen-rich blood
IV: Hepatic vein – Carbon dioxide-rich blood