Mastoid antrum

Mastoid antrum

Mastoid antrum MASTOID ANTRUM This air-containing space (9 mm height, 14 mm width and 7 mm depth) is situated in the upper part of mastoid. Vol – 1ml Mastoid is not a pneumatic bone Mastoid antrum is present in petrous part of temporal bone Development of the mastoid air cell system does not occur until […]

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Mastoid antrum

MASTOID ANTRUM Q. 1 Mac Ewan’s triangle is the landmark for:  A Maxillary sinus  B Mastoid antrum  C Frontal sinus  D None Q. 1 Mac Ewan’s triangle is the landmark for:  A Maxillary sinus  B Mastoid antrum  C Frontal sinus  D None Ans. B Explanation: Q. 2 The suprameatal triangle overlies:  A Mastoid antrum  B

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