In the classic experiments of Lawrence and Kuypers,the descending motor tracts of monkeys were transected.The results of these experiments suggest that the function of the ventromedial pathways is the control of
A) posture.
B) movements of the body core and associated arm movements.
C) reaching for objects.
D) all of the above
E) both A and B

Question

Quizplus · Accepted Answer

The results of Lawrence and Kuypers' experiments suggested that the ventromedial pathways are responsible for the control of posture and movements of the body core and associated arm movements. Therefore, the best choice is E, as it includes both A and B. The experiments did not suggest that the ventromedial pathways are responsible for reaching for objects, so option C can be eliminated. Since options A and B are mentioned in the explanation, option D can also be eliminated.

In the Classic Experiments of Lawrence and Kuypers,the Descending Motor