10 Questions
Which muscle is innervated by the C7 myotome?
Elbow extensors
Which myotome is responsible for ankle plantar flexion?
S1
What is the classification for a spinal cord injury that results in significant impactful trauma?
Complete SCI
Which classification of spinal cord injury is associated with loss of pain and temperature sensation, but preserved light touch and proprioception?
Brown-Sequard’s Syndrome
Which age group is most commonly affected by traumatic spinal cord injury?
Young adults
Which region of the spinal cord has spinal nerves found above the corresponding vertebrae, except the C8 spinal nerve?
Cervical region
What does myotome refer to?
Muscles innervated by axons from a single spinal segment
What is the peripheral nerve field?
Muscle or areas of skin innervated by axon from an individual peripheral nerve
Where are remaining spinal nerves found in relation to the corresponding vertebrae?
Below
What does dermatome refer to?
Refers to the area of the skin innervated by the axon from a single segment
Study Notes
Spinal Cord and Nerve Basics
- The muscle innervated by the C7 myotome is not specified.
Spinal Cord Injury Classification
- A spinal cord injury resulting in significant impactful trauma is classified as a Complete Spinal Cord Injury.
Dermatome and Myotome
- A myotome refers to a group of muscles innervated by a single spinal nerve or nerve root.
- A dermatome refers to an area of skin innervated by a single spinal nerve.
- The peripheral nerve field refers to the area of the body supplied by a specific nerve.
Spinal Nerve and Vertebrae Relations
- Spinal nerves found above the corresponding vertebrae, except for the C8 spinal nerve, are located in the cervical region.
- Remaining spinal nerves are found below the corresponding vertebrae.
Spinal Cord Injury Epidemiology
- The age group most commonly affected by traumatic spinal cord injury is young adults.
Test your knowledge of spinal cord injury (SCI) with this quiz. Learn about the primary features, prevalence statistics, structural organization, and pathophysiology of SCI. Explore the various classifications and enhance your understanding of neuromuscular rehabilitation.
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