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Related Concept Videos

The Spinal Cord01:54

The Spinal Cord

31.0K
The spinal cord is the body’s major nerve tract of the central nervous system, communicating afferent sensory information from the periphery to the brain and efferent motor information from the brain to the body. The human spinal cord extends from the hole at the base of the skull, or foramen magnum, to the level of the first or second lumbar vertebra.
31.0K
Spinal Cord01:26

Spinal Cord

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The spinal cord, a critical component of the central nervous system, extends from the base of the brainstem to the lumbar region of the vertebral column. It is essential for maintaining physical stability and facilitating communication between the brain and peripheral parts of the body.
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Spinal Cord: Gross Anatomy01:15

Spinal Cord: Gross Anatomy

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The spinal cord resides within the protective confines of the vertebral column. It is the main pathway for information traveling between the brain and the body. It plays a fundamental role in nearly all bodily functions, from simple reflexes to complex motor movements. The spinal cord begins at the medulla oblongata at the base of the brainstem and extends downward, terminating at the conus medullaris near the first and second lumbar vertebrae. The spinal cord's length in adults is...
4.9K
Spinal Cord: Cross-sectional Anatomy01:16

Spinal Cord: Cross-sectional Anatomy

3.6K
The cross-sectional anatomy of the spinal cord offers a detailed view of its complex structure and function within the central nervous system. At the core of the spinal cord lies the gray matter, characterized by its butterfly or "H"-shaped appearance in cross-section. This central region is enveloped by white matter, with the overall structure divided into symmetrical halves by the dorsal median sulcus and the ventral median fissure.
Gray Matter and its Components
Central to the gray matter is...
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Spinal Cord: Information Processing01:10

Spinal Cord: Information Processing

2.7K
The spinal cord is an integral hub for motor and sensory information that enables the brain to communicate with the peripheral nervous system (PNS). This communication consists of relaying sensory data and transmission of motor commands.
Sensory Information Processing
Sensory information processing begins at the sensory receptors located in the skin and other tissues, which detect somatic sensory stimuli such as touch, temperature, or pain. These receptors function as catalysts, initiating...
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Spinal Nerves: Plexus I01:22

Spinal Nerves: Plexus I

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Nerve plexuses are networks of interlacing nerves that serve as communication hubs to distribute and organize nerve action across various body regions. The nerve plexuses are organized into the cervical plexus located in the neck region, brachial plexus in the shoulder area, lumbar plexus found in the lower back, sacral plexus situated in the pelvis, and coccygeal plexus located in the coccygeal region.
The Cervical Plexus
The cervical plexus, formed by the anterior rami of the first four...
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Related Experiment Video

Updated: Dec 8, 2025

Calibrated Forceps Model of Spinal Cord Compression Injury
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Calibrated Forceps Model of Spinal Cord Compression Injury

Published on: April 24, 2015

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STAT: Spinal Cord Compression.

Kathleen Wiley

    Clinical Journal of Oncology Nursing
    |September 18, 2020
    PubMed
    Summary
    This summary is machine-generated.

    Spinal cord compression occurs when tumors or bone fragments press on the spinal cord. This condition requires prompt diagnosis and management to prevent neurological damage.

    Keywords:
    emergency careoncologic emergencies

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    Related Experiment Videos

    Last Updated: Dec 8, 2025

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    Area of Science:

    • Neurosurgery
    • Oncology
    • Orthopedics

    Background:

    • Spinal cord compression is a serious condition.
    • It can result from tumor invasion or vertebral collapse.
    • This impingement can lead to severe neurological deficits.

    Purpose of the Study:

    • To define the causes of spinal cord compression.
    • To highlight the anatomical structures involved.
    • To underscore the urgency of intervention.

    Main Methods:

    • Review of anatomical and pathological factors.
    • Analysis of mechanisms of spinal cord impingement.
    • Synthesis of clinical presentation data.

    Main Results:

    • Spinal cord compression results from epidural tumor invasion.
    • Pathologically collapsed vertebral bone fragments are a key cause.
    • Impingement on the spinal cord causes neurological compromise.

    Conclusions:

    • Understanding the etiology of spinal cord compression is crucial.
    • Prompt recognition of tumor invasion or vertebral collapse is vital.
    • Effective management strategies are essential to preserve spinal cord function.