Question

The part of the brain which controls the involuntary actions such as heart beat, breathing, blood pressure, etc

Answer 1

Medulla – The primary role of the medulla is regulating our involuntary life sustaining functions such as breathing, swallowing and heart rate. As Part of the brain stem, it also helps transfer neural messages to and from the brain and spinal cord.

Answer 2

Medulla Oblongata or Brain stem is the part of the brain which controls involuntary actions.
The reason is that it extends into the spinal cord so it can transmit nerve messages easily.
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