 | Engram |  |
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| Isolated and recorded specific memory of a living organism. (TOS: The Ultimate Computer; DS9: Sons of Mogh; VOY: Cathexis; Ex Post Facto; Flashback) |
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 | foramen magnum |  |
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| In humanoid anatomy, the large opening at the base of the skull through which the spinal cord passes and joins with the medulla oblongata. The foramen magnum is considered by some to be the focal point of the body's bio-electric field. |
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 | Frontal Lobe |  |
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| The anterior portion of the cerebral hemisphere in humanoid brains. |
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 | ganglion |  |
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| A mass of nerve tissues that join each other outside the brain or spinal cord. |
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 | Glial cells |  |
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| Cells that are part of the nervous system. (DS9: The Passenger) |
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 | Mitral sac |  |
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During Elogium, the Mitral sac develops on the backs of Ocampan women. It is where their child develops. (VOY: Elogium)
Contributed by: Clare Bradley |
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 | Neocortex |  |
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The neocortex is part of the humanoid brain. The reconfigured space created by the spheres in the Expanse disrupts Human and Vulcan neocortexes, which would be fatal after brief exposure. It subtly effects the Denobulan neocortex, causing hallucinations, but no permanent damage. (ENT: Doctor's Orders)
Contributed by: Clare Bradley |
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 | nervous system |  |
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A stunned individual's nervous system should show just routine autonomic activity. (TOS: Operation -- Annihilate!)
Contributed by: Clare Bradley |
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 | Pericardial membrane |  |
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Pericardial membrane was the answer to a question on Julian Bashir's Starfleet Medical final exam. (DS9: Q-Less) Editor's Note: These membranes surround the heart.
Contributed by: Clare Bradley |
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 | Pineal gland |  |
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A patient once nearly regurgitated his pineal gland while suffering from the powerful sneezes produced by the Kamaraazite flu. (ENT: Sleeping Dogs)
Contributed by: Clare Bradley |
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 | Postganglionic nerve |  |
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Julian Bashir mistook a preganglionic fiber for a postganglionic nerve during the oral section of the Starfleet Medical final exam. Had he not made the error, he would have been valedictorian, but instead he was salutatorian. (DS9: Q-Less) Editor's Note: These are nerve fibers that project from parasympathetic ganglia to synapses on target organs.
Contributed by: Clare Bradley |
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 | preganglionic fiber |  |
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Julian Bashir mistook a preganglionic fiber for a postganglionic nerve during the oral section of the Starfleet Medical final exam. Had he not made the error, he would have been valedictorian, but instead he was salutatorian. (DS9: Q-Less) Editor's Note: In the Autonomic Nervous System, fibers extending from the CNS to the ganglion are known as preganglionic fibers.
Contributed by: Clare Bradley |
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 | QiVon |  |
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| Part of Klingon anatomy. (DS9:Blood Oath) |
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 | Telomeres |  |
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Telomeres are a genetic clock. Each time a cell divides, they grow shorter. T'Pau is 32, but the DNA recovered from the bomb at Earth's Embassy on Vulcan had an age of only a few months. (ENT: The Forge)
Contributed by: Clare Bradley |
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 | Zygomatic bone |  |
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| Worf needed his realigned after injuring it during baseball practice. (DS9: Take Me Out to the Holosuite) |
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 | Zymuth gland |  |
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| The zymuth gland is part of Axanar anatomy. It releases trigobulin into the blood. (ENT: Fight or Flight) |
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