Despite its small size (about 3 pounds), the brain is able to receive and" send an unlimited number of messages. It does this with the help of the spinal cord, the sense organs, and the autonomic (automatic) nervous system. The brain carries out this task by assigning jobs. It puts the cerebellum(sair-ah-BELL-um) in charge of balance and coordination. The brainstem regulates heartbeat, breathing, and blood pressure.. And the largest parts of the brain, the cerebral cortex (suh-REE-brul CORE-tex) and the cerebrum (suh-REE-brum), control thoughts, feelings, and actions." Q/The text describes the different jobs the parts of the brain are responsible for. Which of the following parts is in charge of regulating * ?breathing the brainstem English language exam the cerebral cortex the cerebellum the cerebrum