Multiple choice What happens during reflex actions? Sensory impulses are converted into motor impulses in the brain. Sensory impulses are converted into motor impulses in the spinal cord. Motor impulses are converted to sensory impulses in the brain. Motor impulses are converted into sensory impulses in the spinal cord. Reveal answer Fill a bubble to check yourself B Correct answer Explanation During reflex action, sensory impulses are converted into motor impulses in the spinal cord.