Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A small elevation

from The Century Dictionary and Cyclopedia

  • n. In anatomy, a small eminence; a little elevation.
  • n. The papilla of the optic nerve.

Etymologies

From Latin colliculus, diminutive of collis ("hill"). (Wiktionary)

Examples

  • The senses of sight, hearing and touch can and do directly interact in the brain; the inputs from each sensory system converge on polymodal regions of the brain such as the superior colliculus.

    Mind Hacks: Illusions of taste

  • The superior colliculus may be the neurological hardware that permits us to be influenced subliminally.

    Snakes in Primate Vision

  • The unnecessary freezing of PD could be caused by damage to dopamine producing neurons in this area combined with an upset connection of this region to the superior colliculus, a portion of the cortex that attends to visual stimuli outside of awareness.

    Snakes in Primate Vision

  • Back in my psych/neuroscience days I was very interested in events that affected development and did some work on ocular trauma and the superior colliculus.

    Evolution and mechanisms: "Genetic Accommodation" - The Panda's Thumb

  • Whether or not Terri is responding through an instinctive related pathway, which need not involve any higher cortical function even the visual cortex is not needed, it can be carried through the supior colliculus, or if she is minimally conscious is open for debate.

    Terri Schiavo news

  • Parallel to visual processing, auditory processing is also done subcortically and cortically replace 'visual cortex' with 'auditory cortex', replace 'superiour colliculus' with 'inferior colliculus'.

    Mind Hacks: Deafhearing

  • Since the superior colliculus is an important optic reflex center, this tract is probably concerned in optic reflexes; and possibly also with auditory reflexes since some of the fibers of the central auditory path, the lateral lemniscus, terminate in the superior colliculus.

    IX. Neurology. 1F. Pathways from the Brain to the Spinal Cord

  • Some of the fibers do not cross in the raph√© but pass down on the same side; it is uncertain whether they come from the superior colliculus of the same side or arch over the aqueduct from the colliculus of the opposite side.

    IX. Neurology. 1F. Pathways from the Brain to the Spinal Cord

  • The tectospinal fasciculus arises from the superior colliculus of the roof (tectum) of the mid-brain.

    IX. Neurology. 1F. Pathways from the Brain to the Spinal Cord

  • Its fibers terminate in the lateral geniculate body, the pulvinar and the superior colliculus.

    IX. Neurology. 5b. The Optic Nerve

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