Nerve plexus - Wikipedia
A nerve plexus is a plexus (branching network) of intersecting nerves. [1] A nerve plexus is composed of afferent and efferent fibers that arise from the merging of the anterior rami of spinal nerves and blood vessels.
Plexus: Structure, Function, Injuries, Treatment - Verywell Health
2024年5月6日 · A plexus is a bundle of intersecting nerves, blood vessels, or lymphatic vessels. Learn about where plexuses are located, their functions, and how they can be injured.
12.6C: Plexuses - Medicine LibreTexts
A nerve plexus is a network of intersecting nerves; multiple nerve plexuses exist in the body. Nerve plexuses are composed of afferent and efferent fibers that arise from the merging of the anterior rami of spinal nerves and blood vessels.
Spinal Nerves and Plexuses | Anatomy - Lumen Learning
The cervical plexus is composed of axons from spinal nerves C1 through C5 and branches into nerves in the posterior neck and head, where it receives sensory input from the hear neck and superior portion of the shoulder. Motor output is provided to the neck and scapula.
Brachial plexus: Anatomy, branches and mnemonics - Kenhub
2023年11月3日 · The brachial plexus is a network of nerves that gives rise to all the motor and sensory nerves of the upper extremity. This plexus arises from the anterior rami of spinal nerves C5-T1 that undergo several mergers and splits into trunks and divisions, until they finally give rise to their terminal branches .
Nerve Plexus - an overview | ScienceDirect Topics
The nerve plexuses are proximal segments of peripheral nerves emerging from the foramina of the spine with interchanging and intertwining nerves from different spinal levels that then form individual nerves more distally. There are two major nerve plexuses: the brachial and lumbosacral plexus.
12.4: Spinal Nerves and Their Branches - Medicine LibreTexts
2024年3月19日 · There are four main nerve plexuses in the human body. The cervical plexus supplies nerves to the posterior head and neck, as well as to the diaphragm. The brachial plexus supplies nerves to the arm. The lumbar plexus supplies nerves to the anterior leg. The sacral plexus supplies nerves to the posterior leg.
The Brachial Plexus - Sections - Branches - TeachMeAnatomy
2024年10月8日 · The brachial plexus is a network of nerve fibres that supplies the skin and musculature of the upper limb. It begins in the root of the neck, passes through the axilla, and runs through the entire upper extremity.
Anatomy, Back, Lumbar Plexus - StatPearls - NCBI Bookshelf
2023年8月7日 · The lumbar plexus is an essential collection of nerves that arise from mostly the lumbar spinal cord. The term plexus refers to a “web” of nerves that is created just lateral to where T12-L5 exit the spinal cord via intervertebral foramina.
Anatomy, Shoulder and Upper Limb, Brachial Plexus
2023年7月24日 · The brachial plexus is a major network of nerves transmitting signals responsible for motor and sensory innervation of the upper extremities, including the shoulder, arm, and hand. It originates from the ventral rami of C5 through T1 spinal nerves.
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