meatus

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Thân thiện
Definition

Noun: A meatus is a natural, tube-like opening or passage in the body. It is a canal or channel that allows for the passage of air, fluids, or other substances.

Usage

The word "meatus" is a technical term used primarily in medical and anatomical contexts. It refers to specific anatomical structures.

Examples
  • The external auditory meatus is the canal that leads from the outer ear to the eardrum.
  • Urine passes from the bladder through the urethral meatus.
  • The nasal cavity contains structures called the superior, middle, and inferior nasal meatus.
Advanced Usage
  • The term is often modified by an adjective specifying its location (e.g., , ).
  • In medical diagnostics, a blocked or inflamed meatus can cause significant health issues.
Variants and Related Words
  • Meatal (adjective): Pertaining to a meatus.
    • The surgeon examined the meatal opening.
Synonyms
  • Canal
  • Duct
  • Passage
  • Orifice (specifically for the external opening)
  • Foramen (though this typically refers to a shorter, bony opening)
Notes

"Meatus" is a noun of Latin origin. Its standard plural form is meatus (same as singular) or meatuses.

Noun
  1. a natural body passageway

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