Even though oxygen levels are also monitored, they become a substantial factor in stimulating respiratory only when they tumble to dangerously minimal concentrations. The brainstem integrates these chemical signals, together with input from extend receptors inside the lungs and other mechanoreceptors, to adjust the breathing sample. b(one) : the circulation https://ventilationinstallation80234.blogdanica.com/37653968/the-definitive-guide-to-ventilation-installation