Final answer:
A neurologist performs tasks such as diagnosing nervous system disorders, performing brain surgery, and treating injuries to the nervous system.
Step-by-step explanation:
Neurologists are physicians who specialize in disorders of the nervous system. They diagnose and treat disorders such as epilepsy, stroke, dementia, nervous system injuries, Parkinson's disease, sleep disorders, and multiple sclerosis.
Neurologists have tools like electroencephalography (EEG) and computerized tomography (CT) scans to help diagnose specific problems in the nervous system. They can also prescribe medications or refer patients to a neurosurgeon for surgery.
Based on the given options, a neurologist might perform the following tasks:
- Diagnosing nervous system disorders
- Performing brain surgery
- Treating injuries to the nervous system