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Spinal Cord Case Study

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1) White matter consists of axons that run up and down the spinal cord. The grey matter is where the neurons are located and has an appearance of a butterfly the upper part of the butterfly is called dorsal horn and the lower part is called ventral horn. The spinal nerve is attached to the spinal cord by roots. There are two roots in the spinal cord on each side one is a ventral root and the other is dorsal root. Tracts serve to join the brain with spinal cord.

2) Reflex is an action performed as a response to a stimulus and without conscious thought
Spinal reflex is any reflex mediated through a center of the spinal cord. The components of a reflex arc are receptor, sensory neuron, integration center, motor neuron and effectors.

3) SCI is an insult to the spinal cord resulting in change either temporary or permanent in the cord’s normal motor, sensory, or autonomic function. Prevalence of spinal injury refers to the estimated population of people who have spinal cord injury at any given time.

4) Neurological levels is the most caudal segment of the spinal cord with normal sensory and motor functions on both sides of the body
Tetraplegia is a condition in which somebody has suffered a spinal cord injury to the neck region in which it resulted in a complete or semi-paralysis below the level of the break.
Paraplegia is a complete paralysis of the lower half of the body including both legs usually caused by damage to the spinal cord.

5) Dermatome is an area of skin that is mainly supplied by a spinal nerve. Dermatome split the skin into 4 different sections the cervical, thoracic, lumbar and sacral, which helps identify where did the spinal cord injury affect the senses.
Myotome is the group of muscles that a single nerve root innervates. The mayo tome splits the muscles into different categories, which helps in identifying which muscles groups have been affected by the spinal cord injury.

6) Stretch reflex is a reflex contraction of a muscle in...

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