15 Questions
Which of the following is a 'positive' clinical manifestation of muscle disorders?
Cramps
What is the most common 'negative' symptom reported by a patient with muscle disease?
Weakness
Which of the following is a muscle disease commonly associated with myalgias?
Inflammatory myopathies
What is the primary meaning of 'myopathy'?
Suffering from muscle disease
Which type of muscle disease results in continuous, involuntary, painful, and localized muscle contractions?
Muscle cramps
What is the objective loss of power or strength resulting from pathology along the motor pathway called?
Weakness
Which of the following is an example of a known cause for muscle myotonia?
Dehydration
What is the common symptom associated with exercise intolerance?
Muscle pain
Which type of muscular hypertrophy refers to an increase in muscle glycogen storage?
Sarcoplasmic increase
What is the common cause of Duchene muscular dystrophy (DMD)?
Absence of dystrophin gene
Which gene mutation causes Myotonic Dystrophy type 1 (DM1)?
DMPK gene
What is the most common kind of muscular dystrophy in adults?
Myotonic dystrophy (MD)
What is the phenomenon of impaired relaxation of muscle after forceful voluntary contraction called?
Myotonia
What is the primary symptom of exercise intolerance?
Fatigue
What causes progressive muscle weakness and degeneration in Duchene muscular dystrophy (DMD)?
Absence of dystrophin gene
This quiz covers the definition, types, diagnosis, and treatment of myopathy and neuromuscular junction (NMJ) lesions. It includes important information about myopathy as a group of disorders primarily affecting skeletal muscle structure, metabolism, or ion channel function.
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