Myasthenia gravis

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Across
  1. 3. Brings temporary relief
  2. 5. A vet provides what to lower the condition's risks?
  3. 7. Myasthenia gravis is what type of autoimmune disease?
  4. 8. Physical sign primarily seen during exercise
Down
  1. 1. Diagnosed by?
  2. 2. Produced by animals' bodies to destroy nerve receptors
  3. 4. Tissue that loses its ability to contract because of this disease
  4. 6. Frequency of this disease