Which receptors are affected in myasthenia gravis ?

Explanation

### Step-by-Step Text Solution:

1. **Understanding Myasthenia Gravis**: Myasthenia gravis is an autoimmune disorder characterized by weakness and rapid fatigue of the voluntary muscles.

2. **Role of Antibodies**: In this condition, the body produces antibodies that mistakenly attack its own tissues. Specifically, these antibodies target certain receptors in the body.

3. **Identifying the Affected Receptors**: The receptors affected in myasthenia gravis are the nicotinic acetylcholine receptors (nAChRs). These are located on the postsynaptic membrane at the neuromuscular junction.

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