Arkansas State Barber Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

The twelve pairs of cranial nerves branch out from the brain because they are responsible for controlling our sensory and motor functions, as well as our ability to think, see, hear, and smell. These functions are all controlled by the brain, which is why the cranial nerves originate from there and not from other organs such as the spine, heart, or lungs. While the spinal cord does play a role in controlling some motor functions, it is not where the cranial nerves originate from. The heart and lungs are also not involved in the functioning of the cranial nerves, making options A and D incorrect. Therefore, option C, the brain, is the only correct answer.