All of the following are signs or symptoms of a concussion, except:

• A. Confusion
• B. Sudden increase in appetite
• C. Headache
• D. Dizziness

Answer: (B)

Verified step by step guidance

1. Step 1: Understand what a concussion is—a type of traumatic brain injury caused by a blow or jolt to the head that affects brain function.
2. Step 2: Review common signs and symptoms of a concussion, which typically include confusion, headache, dizziness, nausea, and sometimes loss of consciousness.
3. Step 3: Identify which symptoms are commonly associated with concussions by comparing the options given: confusion, headache, dizziness, and sudden increase in appetite.
4. Step 4: Recognize that confusion, headache, and dizziness are well-documented symptoms of concussion, while a sudden increase in appetite is not typically linked to brain injury.
5. Step 5: Conclude that the symptom not associated with concussion among the options is the sudden increase in appetite.