Khan Academy

Neurotransmitter release (K-A)

Neurotransmitter removal (K-A)

Synapse structure (K-A)

Types of neurotransmitter receptors (K-A)

Types of neurotransmitters (K-A)

Clinical progression of multiple sclerosis (K-A)

Multiple sclerosis diagnosis (K-A)

Multiple sclerosis pathophysiology (K-A)

Multiple sclerosis risk factors (K-A)

Multiple sclerosis signs and symptoms (K-A)

Multiple sclerosis treatment (K-A)

What is multiple sclerosis? (K-A)

Diagnosing Parkinson's disease (K-A)

What is multiple sclerosis?-notes (K-A)

Genetics and Parkinson's disease (K-A)

Managing Parkinson's disease with medications (K-A)

Managing Parkinson's disease with surgery (K-A)

Movement signs and symptoms of Parkinson's disease (K-A)

Non-movement symptoms of Parkinson's disease (K-A)

Putting it all together – Pathophysiology of Parkinson's disease (K-A)

The basal ganglia – Concepts of the indirect pathway (K-A)

The basal ganglia – Details of the indirect pathway (K-A)

The basal ganglia – The direct pathway (K-A)

LeBron Asks: Why does sweating cool you down? (K-A)

What is Parkinson's disease? (K-A)