Which part of the human brain controls the involuntary action of vomiting?AForebrainBMidbrainCHindbrainDSpinal cordAnswer: C. Hindbrain Read Explanation: The Hindbrain controls the involuntary action of vomiting.The hindbrain, specifically the medulla oblongata, contains the vomiting center. This center coordinates the complex involuntary reflex of vomiting in response to various stimuli. Read more in App