Final answer:
Patients with bulimia nervosa may exhibit enlarged salivary glands, dental erosion, calluses or scars on the knuckles, and swollen parotid glands.
Step-by-step explanation:
Patients with bulimia nervosa may exhibit several physical examination findings. Some common findings include:
- Enlarged salivary glands and dental erosion due to repeated vomiting
- Calluses or scars on the knuckles, also known as Russell's sign, caused by self-induced vomiting
- Swollen parotid glands, which are the salivary glands located on the sides of the face, due to repeated vomiting
Therefore, the correct answer is All of the above.