This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy 1, Subject name: Anatomy
All are components of basal ganglia except- 
Select and explain. 
A. Thalamus, B. Amygdaloid nucleus, C. Substantia nigra, D. Globus pallidus
A: Thalamus
Answer: A: Thalamus 
Explanation: Basal ganglia-Structural components Functional components- Caudate Putamen Globus pallidus Amygdaloid nucleus Sub thalamic nucleus Substantia nigra