A person with polio has lost the use of his leg muscles.In which area of his spinal cord would you expect the virus-infected motor neurons to be?

Question

Quizplus · Accepted Answer

The anterior gray horns of the spinal cord contain the cell bodies of motor neurons that control skeletal muscle movement. Poliovirus primarily infects and damages these motor neurons, leading to muscle weakness and loss of movement control. Therefore, it is expected that the virus-infected motor neurons in a person with polio would be found in the anterior gray horns.

A Person with Polio Has Lost the Use of His