Toxic substances in the blood are detected at the ______ which in turn triggers vomiting.
A) cerebellum
B) blood-brain barrier
C) hypothamus
D) amygdala
E) area postrema

Question

Quizplus · Accepted Answer

The area postrema, located in the medulla oblongata, is part of the brainstem and is outside of the blood-brain barrier. It is able to detect toxic substances in the blood and trigger vomiting through a reflex pathway, helping to rid the body of harmful substances. The other options listed are not directly involved in this process.

Toxic Substances in the Blood Are Detected at the ______