<prompt> Which is NOT a pa of basal gangliaCaudate nucleusThalamusLenticular nucleusGlobus pallidus  <response>: Basal ganglia: Structural components: Functional components Putamen Globus pallidus Amygdaloid nucleus Caudate nucleus subthalamic nucleus substantia nigra So thalamus being pa of diencephalon is not a structural pa of basal ganglia. 