Last edited by Dile
Saturday, July 25, 2020 | History

2 edition of structure and connections of the inferior colliculus. found in the catalog.

structure and connections of the inferior colliculus.

J. van Noort

structure and connections of the inferior colliculus.

An investigation of the lower auditory system.

by J. van Noort

  • 9 Want to read
  • 19 Currently reading

Published by Van Gorcum in Assen .
Written in English

    Subjects:
  • Inferior colliculus.,
  • Brain stem -- Anatomy.,
  • Brain stem -- Atlases.,
  • Corpora Quadrigemina -- Anatomy & histology.

  • Edition Notes

    Bibliography: p. 108-113.

    Statement[By] J. van Noort.
    SeriesStudies in neuro-anatomy,, no. 6
    Classifications
    LC ClassificationsQL937 .N66
    The Physical Object
    Pagination123 p. with illus.
    Number of Pages123
    ID Numbers
    Open LibraryOL5353441M
    LC Control Number72304634

      Researching on Superior Colliculus has simply not been enough. However, researches believe that it is one of the more important structures in the human brain. As per their understanding, the Superior Colliculus is important to directing human behavioral responses toward stimuli in the environment. Originate from the visual cortex in occipital lobe and frontal eye field in frontal lobe. Function: eye movements when following an object or also gaze.

    In few, they pass to the opposite inferior colliculus and the superior colliculus [2, 5, 8]. In experimental animals, lesions of either the inferior colliculus or its brachium produce defects in tonal discrimination, sound localization and auditory reflex. The effects of such lesions are poorly documented in humans. The connections of the superior colliculus in Pteronotus were studied with the aid of anterograde and retrograde transport of wheat germ agglutinin conjugated to HRP. These results indicate that the superior colliculus of Pteronotus is composed almost entirely of the layers beneath stratum by:

    The tectum (from Latin for “roof”) makes up the rear portion of the midbrain and is formed by two paired rounded swellings, the superior and inferior colliculi. The superior colliculus receives input from the retina and the visual cortex and participates in a variety of visual reflexes, particularly the tracking of objects in the visual field. The inferior colliculus receives both .   The superior cerebellar peduncles enable the tegmentum to communicate with the cerebellum. These cerebellar peduncles are located at the level of the inferior colliculus, and in between the two peduncles is a structure called the median raphe nucleus, which assists other brain structures in consolidating memories.


Share this book
You might also like
Introduction to law enforcement

Introduction to law enforcement

Analysis of balance-of-plant regulatory issues

Analysis of balance-of-plant regulatory issues

Accounting Principles 4e V 1 Sg + General Ledger DOS Set

Accounting Principles 4e V 1 Sg + General Ledger DOS Set

Califias Daughters

Califias Daughters

Joint-marks

Joint-marks

Plant geography

Plant geography

Images of New Zealand natural areas

Images of New Zealand natural areas

CPL users guide

CPL users guide

Student mental health

Student mental health

Water levels and ground-water discharge, regional aquifer system of the midwestern Basins and Arches Region, in parts of Indiana, Ohio, Illinois, and Michigan (Hydrologic investigations atlas)

Water levels and ground-water discharge, regional aquifer system of the midwestern Basins and Arches Region, in parts of Indiana, Ohio, Illinois, and Michigan (Hydrologic investigations atlas)

St Bernards RC Comprehensive School

St Bernards RC Comprehensive School

Danish emigration to Canada

Danish emigration to Canada

Manual for dialect research in the Southern States.

Manual for dialect research in the Southern States.

Structure and connections of the inferior colliculus by J. van Noort Download PDF EPUB FB2

The inferior colliculus (IC; plural: colliculi) is a paired structure in the midbrain, which serves as an important relay point for auditory information as it travels from the inner ear to the auditory cortex.

The structure and connections of the inferior colliculus. An investigation of the lower auditory system. Connecting the auditory brain stem to sensory, motor, and limbic systems, the inferior colliculus is a critical midbrain station for auditory processing.

Winer and Schreiner's The Inferior Colliculus, a critical, comprehensive reference, presents the current knowledge of the inferior. This paper presents data on the structure of the lower auditory centers and the connections of the inferior colliculus of the greater horse- shoe bat, Rhinolophus ferrumequinum, and tries to clarify the question of whether there are fundamental differences in the anatomical organization of the central auditory system of.

The central nucleus of the inferior colliculus in rat: A Golgi and computer reconstruction study of neuronal and laminar structure. The Journal of Comparative Neurology, (1), 1– PubMed CrossRef Google ScholarCited by: The inferior colliculus is essential for hearing.

Connecting the auditory brain stem to sensory, motor, and limbic systems, the inferior colliculus is a critical midbrain station. The inferior colliculus (IC) is a midbrain auditory structure that integrates information from several ascending auditory pathways, descending corticotectal projections, intercollicular pathways and extra-auditory sources, particularly from the somatosensory system.

Three subdivisions may be distinguished in the IC, both morphologically and on the basis of different. The inferior colliculus is made up of two lobes, which process sound signals from both ears.

It is sub-divided into the external cortex, lateral cortex, and central cortex. It also performs the function of integrating multiple audio signals that help to filter out sounds from vocalizing, breathing. The brachium of inferior colliculus is a connecting arm between the inferior colliculus and medial geniculate body.

The superior colliculus (SC) is a laminated structure sitting astride the midbrain of the vertebrate brainstem, where it is strategically placed to receive incoming sensory information and to direct brainstem activity. Its primary function is to direct the sensory structures of the head towards objects of by: The inferior colliculus (IC) receives convergent projections from a diversity of sources within the auditory pathway and is an important midbrain structure for processing acoustic information.

The structure and connections of the inferior colliculus; an investigation of the lower auditory system. Located in the midbrain, the inferior colliculus (IC) is the hub of the central auditory system.

Although the IC plays important roles in speech processing, sound localization, and other auditory. The Inferior colliculus is the main midbrain nucleus and important structure of the auditory passage. It is not just a point on the way up. It is a receiver of essential information from various sources, and processing this information.

The superior colliculus is on the posterior midbrain, rostral to the inferior colliculus and caudal to the pineal gland. It has seven internal cell layers, divided into superficial, intermediate, and deep layers.

The superficial layers consist of stratum zonale, stratum griseum superficiale, and Author: Ryan D. Zubricky, Joe M Das. There are two inferior colliculi in the midbrain. They are symmetrically positioned, one on either side of the midline of the brainstem, and they form two bumps on the posterior surface of the brainstem just below the superior colliculi.

The inferior colliculus is often subdivided into three regions. Since the last symposium on "Neuronal Mechanisms of Hearing" held in Prague in and published in the volume of the same name (J. Syka and L. Aitkin, Eds., Plenum Press, ), remarkable progress has been achieved in the understanding of the auditory system.

A variety of new ideas and newBrand: Springer US. E-Mail Address. Password. Forgotten Password. Remember Me. Connections in the Central Auditory System. Cochlear Nucleus, Superior Olive, Lateral Lemniscus, Inferior Colliculus, Medical Geniculate, Superior Temporal Gyrus.

Connections in the central auditory system are complex, but a simple summary is that information proceeds from the Organ of Corti to spiral ganglion cells and the VIIIth nerve afferents in the ear, to the.

The inferior colliculus (IC) is a unique structure in the auditory system, located between the primary auditory nuclei of the brainstem and the thalamus. The existence of the complex neural circuits in the auditory brainstem and midbrain, lacking in other sensory systems, has motivated an outpouring of research on the circuitry and.

Description. The nuclei of inferior colliculus is the principal midbrain nucleus of the auditory pathway and receives input from several peripheral brainstem nuclei in the auditory pathway, as well as inputs from the auditory nuclei of inferior colliculus has three subdivisions.

Its bimodal neurons are implied in auditory-somatosensory interaction, receiving projections from. The inferior brachium connects the inferior colliculus to the medial geniculate body. Anterior surface of midbrain there is interpeduncular fossa a deep depression in the midline.

Interpeduncular fossa is bounded on either side by the crus cerebri. Many small blood vessels are present in this region and termed the posterior perforated substance.The auditory nerve impulses travel to the brain through the cochlear nuclei in the medulla to the inferior colliculi in the brain.

Here these stimuli are processed and hence perceived. Thus, option (d) is the correct answer.