This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
A lesion in the paracentral lobule causes: 
Select and explain. 
A. Contralateral foot weakness, B. Memory impairment, C. Brocas aphasia, D. Cognitive loss
A: Contralateral foot weakness
Answer: A: Contralateral foot weakness 
Explanation: Answer is A (Contralateral foot weakness): The paracentral lobule is located on the medial frontal lobe and is involved in anterior cerebral aery occlusion. The involvement of paracentral lobule leads to contralateral lower limb (foot) weakness and urinary incontinence.