If you hold your breath, carbon dioxide will begin to build up in your blood and creates a desire to breathe. Which type of sensory receptor senses the change in blood carbon dioxide levels?
A) chemoreceptor
B) mechanoreceptor
C) nociceptor
D) photoreceptor
E) thermoreceptor

Question

Quizplus · Accepted Answer

chemoreceptors are specifically designed to detect chemical changes in the body, and are therefore the type of sensory receptor that would respond to changes in blood CO2 levels.

If You Hold Your Breath, Carbon Dioxide Will Begin to Build