In what ways is the human heart not simply a mechanical pump?

The heart could be compared to a pump but the key differences lie in its exquisite ability to self control. Through local mechanisms (e.g. Frank-starling mechanism) and external mechanisms (e.g. neurol or humoral/endocrine control) the function of the heart is altered in order to provide positive and negative feedback and maintain pump functionality.

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When an owl hears a sound, the sound will hit each of its ears at a different time because the separation between the ears results in a time delay. The neuronal stimuli triggered need to reach the audio processing centres of the brain simultaneously; *TBC


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