Which of the following disrupt(s) the nerve impulse transmission ...

[danielfitts88]

Which of the following disrupt(s) the nerve impulse transmission in myasthenia gravis?
 
  a. MuSK
  b. Edrophonium
  c. IgG antibodies
  d. RNS

Question 2

Which of the following are used to confirm the diagnosis of COPD?
 
  1. Presence of a chronic cough
  2. Chronic exposure to environmental smoke
  3. FEV1/FVC ratio greater than 0.70
  4. FEV1 <80
  a. 1, 2
  b. 3, 4
  c. 1, 2, 3
  d. 1, 3, 4

[kbennett34]

Answer to Question 1

C
The IgG antibodies disrupt the transmission of ACh at the neuromuscular junction.

Answer to Question 2

C
A chronic cough, chronic exposure to environmental smoke, and FEV1 below 80 are constant with COPD.