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Damage to the brainstem - the part of the brain responsible for controlling breathing and the heart - has different effects on the heart and the lungs. Every heartbeat is not directed by the brain. Instead, the brain has a "throttle" to the heart, by which it can regulate the heart rate up and down, but the actual heartbeat is initiated by special cells in ...


The heart beats are initiated by the pacemaker cells which are located in the heart itself. So absence of neural input will not affect heart function by much. Though heart can function without neural input, it will not be able to respond to stimuli. The human heart rate is regulated beat by beat through the vagus nerve. This would be lost. The sympathetic ...

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