| 100% | NERVOUS | 7 | The brain is the head of the central __ system |
| 55% | LED | 3 | Was the head of |
| 55% | LEAD | 4 | Be the head of, say |
| 53% | TEACH | 5 | Be at the head of the class |
| 53% | FRONT | 5 | Be the head of, as a band |
| 51% | RETINA | 6 | Only externally visible part of the central nervous system |
| 51% | VASSAL | 6 | He is at the bottom of the feudal system |
| 51% | BLACKBOARD | 10 | *It may be at the head of the class |
| 51% | BLOFELD | 7 | James Bond villain who is the head of SPECTRE |
| 51% | CONSOLE | 7 | The Xbox is this type of system |
| 50% | THEHERD | 7 | The head of __ was calling Nellie the Elephant |
| 50% | ENCEPHALON | 10 | Part of the central nervous system |
| 49% | EASTERISLAND | 12 | Where heads of the Pacific are found? |
| 49% | THIRDVENTRICLE | 14 | Central cavity of the brain |
| 49% | SWELLING | 8 | Encephalitis is __ of the brain |
| 49% | SPINAL | 6 | __ cord, vital part of the central nervous system |
| 49% | BRAINS | 6 | Organs that are the center of nervous systems |
| 48% | LOBOTOMY | 8 | Operation where the nerves of the brain are cut |
| 48% | BLADDER | 7 | Muscular organ that is part of the urinary system |
| 48% | SUNBIRD | 7 | A feathered creature whose name is inspired by the centre of the solar system |
| 47% | POPELEOX | 8 | Head of the Catholic Church when Luther's "95 Theses" was posted |
| 47% | OSTRICH | 7 | The eye of an __ is bigger than its brain |
| 46% | ATEST | 5 | “This is ___ of the Emergency Broadcast System” |
| 46% | ATEST | 5 | "This is ___ of the Emergency Broadcast System" |
| 46% | SHARONMARSH | 11 | Central character from "South Park," who is the mother of Stan Marsh: 2 wds. |
| 46% | MEDULLA | 7 | ___ Oblongata, the part of the brain that is responsible for involuntary functions |
| 46% | COPERNICUS | 10 | Polish astronomer whose theory of the solar system was published in 1543 |
| 46% | SOLAR | 5 | The sun and planets are a part of this system |
| 46% | TEMPLE | 6 | Part of the head affected by brain freeze |
| 46% | SINUS | 5 | Part of the head that may be congested |