subarachnoid

Meanings

• noun

  The subarachnoid space is a potential space in the brain filled with cerebrospinal fluid.

  - "The subarachnoid space surrounds the brain and spinal cord."
  - "A rupture in the subarachnoid space can lead to a subarachnoid hemorrhage."

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Variants

List of all variants of subarachnoid that leads to same result
subarachnoid , subarachnoidal

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Etymology

origin and the way in which meanings have changed throughout history.

From Latin sub 'under' and arachnoides 'spider-like'

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Trivia

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1. The subarachnoid space is estimated to contain around 150 ml of cerebrospinal fluid.

2. The term 'subarachnoid' was first used in the late 19th century by German neurologist Otto Westphal.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. subdural space: Another potential space in the brain, located between the arachnoid and pia mater, which is also filled with cerebrospinal fluid.

2. subarachnoid hemorrhage: A medical condition caused by a rupture in the subarachnoid space, leading to bleeding into the space and potential brain damage.

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Culture

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In medical literature and research, the subarachnoid space is a significant topic due to its role in protecting the brain and spinal cord.

How to Memorize "subarachnoid"

1. visualize
   

   - Imagine a thin layer called the arachnoid membrane, surrounding the brain and spinal cord. The subarachnoid space is the potential space between the arachnoid membrane and the pia mater, filled with cerebrospinal fluid.

2. associate
   

   - Associate the term 'subarachnoid' with the protective function it plays in the brain and spinal cord.

3. mnemonics
   

   - Remember the acronym 'SAS' for Subarachnoid Space: Substance, Arachnoid membrane, and Spinal cord.

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