Brachial Plexus
Brachial Plexus - Related Videos
03:32
Exposing Brachial Plexus: A Surgical Technique to Visualize Brachial Plexus in Neonatal Piglet
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2025
This video describes an in vivo surgical procedure to expose the brachial plexus, a neural network that supplies cutaneous and muscular interventions to the upper limb. This surgery helps locate the plexus and eventually assess the extent of nerve injury involving the upper limb.
09:42
Development of a Neonatal Rat Model for Brachial Plexus Birth Injury
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2026
This protocol presents a step-by-step instruction to create a neonatal brachial plexus injury in rats to be used as a model in brachial plexus birth injury research.
04:42
In Vivo Biomechanical Testing of Nerve: A Procedure for Biomechanical Analysis of Brachial Plexus Nerve Injury in a Neonatal Pig Model
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2025
In this video, we demonstrate the biomechanical testing of the brachial plexus nerve in a pig model to measure the threshold tensile strength of the nerve when subjected to stretching. This technique helps in determining the structural and mechanical properties of the nerve.
06:51
Methods for In Vivo Biomechanical Testing on Brachial Plexus in Neonatal Piglets
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Cited by 5 •
2019
Presented here are methods to perform in vivo biomechanical testing on brachial plexus in a neonatal piglet model.
04:13
Isolating Immune Cells from Mouse Choroid Plexuses
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2025
This video demonstrates the procedure of isolating immune cells from mouse choroid plexuses. This procedure is used in neuroimmunology research to understand how immune cells in the choroid plexuses impact brain health and various neurological diseases.
FAQs
The sequence of roots, trunks, divisions, and cords provides an anatomical framework for tracking how fibers are rearranged before reaching peripheral nerves. This organization lets investigators relate a problem at a particular level to possible effects in the shoulder or upper limb, rather than treating all nerve disruption as equivalent.
Motor and sensory information move in opposite functional directions within the same organized system. Commands from the central nervous system reach limb muscles, while information from skin and joints returns centrally. Studying both pathways helps biology distinguish movement deficits from altered sensation and examine how a nerve problem affects upper-limb function.
Individual differences in the arrangement of the plexus can change how expected nerve pathways appear. Consequently, a clinical or research interpretation based only on a standard pattern may not fully explain a person’s findings. Accounting for variation is therefore relevant when diagnosing injury and planning treatment.
The root-to-branch arrangement gives investigators a way to compare the location of disruption with the resulting sensory or motor deficit. Patterns involving different levels may affect different portions of the upper limb. This structural comparison supports analysis of nerve injury and helps connect anatomical findings with functional outcomes.
Its mapped arrangement provides anatomical context for analyzing regional anesthesia involving the shoulder and upper limb. Researchers can relate an anesthetic approach to the nerve pathways and limb regions it influences, while anatomical variation remains important when interpreting treatment. This makes plexus structure relevant to both biological analysis and clinical planning.
Because the plexus links spinal nerve inputs with the developing shoulder and upper limb, its organization offers a framework for examining how neural connections relate to limb formation. Biology research can use this relationship to study development alongside later movement and sensation, rather than viewing nerves separately from the limb they serve.