Antrum
Encyclopedia : A : AN : ANT : Antrum
In Biology, "Antrum" is a general term for a cavity or chamber which may have specific meaning in reference to certain organs or sites in the body.
Examples include
- antrum cardiacum - a dilation that occurs in the esophagus near the stomach (forestomach)
- mastoid antrum - Synonym: antrum mastoideum, tympanic antrum, Valsalva's antrum
- pyloric antrum
- antrum follicularum - the cavity in the epithelium that envelops the oocyte
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