A person has damage to the right dorsal columns of the spinal cord at the thoracic level. This person would have impaired
A) touch sensation of the right leg.
B) temperature sensation of the right arm and leg.
C) temperature sensation of the right leg.
D) temperature sensation of the left leg.
E) touch sensation of the left leg.

Question

Quizplus · Accepted Answer

The dorsal columns of the spinal cord are responsible for carrying touch and proprioceptive information to the brain. Damage to the right dorsal columns at the thoracic level would impair touch sensation on the same side of the body below the level of injury, hence affecting the touch sensation of the right leg.

A Person Has Damage to the Right Dorsal Columns of the Spinal