Spider (tranculas) heart is neurogenic not myogenic

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Neurogenic heart is characteristic of (1) Lower vertebrates (2) Humans (3) Rat (4) Rabbit. Neurogenic heartbeat is initiated by a nerve impulse caused by a nerve ganglion situated near the heart. whereas myogenic heartbeat is initiated by a specialized group of modified heart muscle fibres.

The heartbeat of a neurogenic heart originates by the ganglion (cluster of neurons) present on the wall of the heart. The heartbeat of a myogenic heart originates from a special group of tissues called nodal tissues...

Spider heart is neurogenic

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