Medial lemniscus

Definition

The medial lemniscus is a large bundle of ascending sensory fibers in the brainstem that carries information about touch and proprioception from the body to the thalamus. It is crucial for processing tactile sensations and the position of one's own body parts.

Related terms

Proprioception:

The awareness of the position and movement of the body parts in space.

Thalamus:

A brain structure that acts as a relay station for sensory and motor signals to the cerebral cortex.

Brainstem:

The part of the brain connecting the spinal cord with the forebrain and cerebrum, involved in regulating vital functions such as breathing, heart rate, and sleep cycles