Functional Anatomy of the Basal Ganglia

Question 1

The motor tract goes through which limb of the internal capsule?

Answer 1

Posterior limb

Question 2

If you can’t see the thalamus in a coronal section of the brain, which limb of the internal capsule must be present?

Answer 2

Anterior limb

Question 3

Explain the difference between “corpus striatum” and “striatum”.

Answer 3

• Corpus striatum is a gross functional term for the caudate and lentiform nuclei
• Striatum - input part of the basal ganglia