Item #3 of 10

The muscle contractions resulting in fine and discrete movements of the fingers are controlled uniquely by the _________________.

ventrolateral and ventral anterior nuclei of the thalamus;
ventromedial pathways;
corticospinal tract;
tectospinal tract;
none of the alternatives is correct because there is no one unique tract controlling discrete contractions of the muscles underlying discrete finger movements.;

CORRECT - Yes, the corticospinal or pyramidal tract uniquely controls the fine and discrete movements of the fingers.

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