GNUR 293 (GNUR293)

GNUR 293- Exam 4 Review. Respiratory Function and Alterations in Gas Exchange How do central and peripheral chemoreceptors affect breathing? Central chemoreceptors are located in the medullary center and respond to changes in CO2 and pH.

GNUR 293- Exam 4 Review/GNUR 293- Exam 4 Review. Respiratory Function and Alterations in Gas Exchange How do central and peripheral chemoreceptors affect breathing? Central chemoreceptors are located in the medullary center and respond to changes in CO2 and pH. This is our NORMAL stimulus to breathe and is caused by a small increase in arterial carbon dioxide tension. This small increase in PaCO2 tells the body to BREATHE. Peripheral chemoreceptors are located in the aortic arch and ca...