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Neurological Disorders: ALS and Spinal Chord

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Neurological Disorders: ALS and Spinal Chord

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Questions and Answers

What is the average survival time from diagnosis for individuals with ALS?

15 to 20 years

3 years (correct)

5 to 10 years

10 to 15 years

What is the primary purpose of Electromyography (EMG) in diagnosing ALS?

To evaluate the electrical activity of the brain and spinal cord

To assess the nerve's ability to send a signal along the nerve or to the muscle (correct)

To produce detailed images of the brain and spinal cord

To measure the Forced Vital Capacity (FVC) in ALS patients

Which of the following is NOT a treatment option for ALS?

Physical therapy

Riluzole

Magnetic resonance imaging (MRI) (correct)

Surgery

What is the typical pattern of inspiratory muscle decline in ALS patients?

Linear trajectory over time, though the rate of decline can vary among individuals Signup and view all the answers

What is the age range of individuals most commonly affected by ALS?

65 to 75 years old Signup and view all the answers

What is the name of the condition that affects both upper and lower motor neurons in ALS?

Amyotrophic lateral sclerosis Signup and view all the answers

What is a common complication of ALS that can lead to sleep disruptions and daytime drowsiness?

Nocturnal hypoxemia Signup and view all the answers

What is the primary mechanism of action of Riluzole (Rilutek) in the treatment of ALS?

Decreasing levels of glutamate Signup and view all the answers

What is a key sign of significant diaphragmatic weakness in spinal cord injury patients?

Abdominal paradox Signup and view all the answers

What percentage of spinal cord injury patients experience traumatic head injuries?

25-50% Signup and view all the answers

What type of spinal cord injury results in total respiratory muscle paralysis?

High cervical cord lesions (C1-2) Signup and view all the answers

What is the effect of middle to low cervical cord lesions (C3-8) on respiratory function?

Reduced respiratory strength Signup and view all the answers