Which part of the brain is responsible for controlling the right side of the body and facilitating language comprehension?

The left hemisphere of the brain is responsible for controlling the right side of the body due to the cross-wiring of the nervous system, where the left side of the brain connects with the right side of the body and vice versa. This contralateral control allows for coordinated movement and sensory processing on opposite sides.

In addition to motor control, the left hemisphere is also crucial for language comprehension in most individuals, particularly those who are right-handed. Key areas such as Broca's area and Wernicke's area, which are primarily located in the left hemisphere, are essential for understanding and producing language. Broca's area is involved in speech production, while Wernicke's area plays a critical role in language comprehension. Therefore, the responsibilities attributed to the left hemisphere highlight its dual role in both physical control and cognitive functions related to language.