The cervical enlargement:
extends from C4-T1 and contains the cell bodies for the motor neurons to the trunk.
extends from C4-T1 and contains the cell bodies for the motor neurons to the upper limbs.
extends from C1-C8 and contains the sensory neurons that supply the head, neck and face.
extends from T9-T12 and contains the cell bodies for the motor neurons that supply the lower limbs.
extends from T1-T9 and contains the sensory neurons that supply the trunk.