The tectum and its component structures, the superior colliculus and inferior colliculus are the group of neurons within the midbrain that release dopamine from their terminal buttons.

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The tectum and its component structures, the superior colliculus and inferior colliculus, are involved in sensory processing, particularly with vision and hearing, respectively. They are not known for releasing dopamine. The dopaminergic neurons are found in other regions, such as the substantia nigra and the ventral tegmental area.

The Tectum and Its Component Structures, the Superior Colliculus and Inferior