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Related Concept Videos

Auditory Pathway01:15

Auditory Pathway

Auditory pathways constitute the complex neural circuits responsible for transmitting and interpreting auditory information from the peripheral auditory system to the brain. Sound waves are initially captured by the outer ear, funneled through the ear canal, and reach the tympanic membrane (eardrum). These vibrations are transmitted via the middle ear's ossicles to the inner ear's cochlea.
When viewed cross-sectionally, the cochlea reveals the scala vestibuli and scala tympani flanking the...
Hearing01:31

Hearing

When we hear a sound, our nervous system is detecting sound waves—pressure waves of mechanical energy traveling through a medium. The frequency of the wave is perceived as pitch, while the amplitude is perceived as loudness.
Anatomy of the Ear01:16

Anatomy of the Ear

Auditory sensation, commonly called hearing, involves the transformation of sonic waves into neural impulses facilitated by the structures of the auditory organ. The prominent, flesh-like structure on the side of the head, called the auricle, directs sound waves towards the auditory canal. The auricle is often mislabeled as the pinna, a term more aligned with mobile structures like a feline's external ear. The auditory canal penetrates the cranium via the external auditory meatus of the...
The Cochlea01:13

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.
Motor and Sensory Areas of the Cortex01:14

Motor and Sensory Areas of the Cortex

The cerebral cortex, the brain's outermost layer, is pivotal in processing complex cognitive tasks, emotions, and various sensory inputs and executing voluntary motor activities. This intricate structure is divided into three primary functional areas: the motor areas, sensory areas, and association areas.
Motor Areas
The motor areas located in the frontal lobe are central to controlling voluntary movements. This region is further subdivided into the primary motor cortex and the premotor cortex.
Overview of Somatic Sensory Pathways01:29

Overview of Somatic Sensory Pathways

Somatic sensory or somatosensory pathways refer to the neural pathways that carry information related to touch, pressure, pain, temperature, and proprioception from the skin, muscles, tendons, and joints to the brain. These pathways involve several stages of processing and integration of sensory information.
The somatosensory system is divided into three main pathways: the dorsal (or posterior) column-medial lemniscus, spinothalamic (or anterolateral), and spinocerebellar pathways.
The dorsal...

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Related Experiment Video

Updated: Jun 7, 2026

Functional Imaging of Auditory Cortex in Adult Cats using High-field fMRI
10:50

Functional Imaging of Auditory Cortex in Adult Cats using High-field fMRI

Published on: February 19, 2014

Anatomical pathways for auditory memory in primates.

Monica M Munoz-Lopez1, Alicia Mohedano-Moriano, Ricardo Insausti

  • 1Human Neuroanatomy Laboratory, Department of Health Sciences, School of Medicine, University of Castilla-La Mancha Albacete, Spain.

Frontiers in Neuroanatomy
|October 27, 2010
PubMed
Summary
This summary is machine-generated.

This review explores how auditory information reaches the medial temporal lobe memory system. It examines anatomical evidence for direct and indirect pathways, comparing them to visual memory organization.

Keywords:
auditory memorycortical inputepisodic memorymedial temporal cortexneuroanatomynon-human primatesubcortical input

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Last Updated: Jun 7, 2026

Functional Imaging of Auditory Cortex in Adult Cats using High-field fMRI
10:50

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Published on: February 19, 2014

Stereotactically-guided Ablation of the Rat Auditory Cortex, and Localization of the Lesion in the Brain
09:29

Stereotactically-guided Ablation of the Rat Auditory Cortex, and Localization of the Lesion in the Brain

Published on: October 11, 2017

In Vitro Wedge Slice Preparation for Mimicking In Vivo Neuronal Circuit Connectivity
10:31

In Vitro Wedge Slice Preparation for Mimicking In Vivo Neuronal Circuit Connectivity

Published on: August 18, 2020

Area of Science:

  • Neuroscience
  • Comparative Anatomy

Background:

  • Episodic memory relies on the hippocampal formation for storing context-rich information.
  • Visual memory pathways are well-studied, but auditory memory organization remains unclear.
  • The "visual ventral stream" involves connections between the inferior temporal gyrus and perirhinal cortex for visual recognition.

Purpose of the Study:

  • To review anatomical studies investigating auditory memory pathways in primates.
  • To evaluate hypotheses regarding direct and indirect connections from auditory association areas to the medial temporal lobe.
  • To compare the organization of auditory and visual memory systems.

Main Methods:

  • Review of anatomical studies on primate brains, primarily macaque monkeys.
  • Focus on reported direct connections between auditory association areas and medial temporal regions.
  • Identification of potential indirect pathways for auditory information to reach the medial temporal lobe.

Main Results:

  • Evidence exists for both direct and indirect pathways for auditory information to reach the medial temporal lobe memory system.
  • The superior temporal gyrus shows connections with the hippocampal and parahippocampal regions.
  • Intermediate, polymodal areas may integrate auditory information before it reaches the medial temporal lobe.

Conclusions:

  • The organization of auditory memory may involve both direct and indirect routes to the medial temporal lobe.
  • Understanding these pathways is crucial for comprehending auditory recognition memory.
  • Primate brain anatomy provides insights into the potential dual organization of auditory memory pathways.