Paranasal Sinuses and Site of Drainage Flashcards by Jamaira Belmes | Brainscape

Q

Maxillary sinus

A

MIDDLE meatus through hiatus SEMILUNARIS

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Q

Frontal sinuses

A

MIDDLE meatus via INFUNDIBULUM

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Q

Sphenoidal sinuses

A

SPHENOETHMOIDAL recess

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Q

Ethmoidal sinuses (Anterior group)

A

INFUNDIBULUM and into MIDDLE meatus

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Q

Ethmoidal sinuses (Middle group)

A

MIDDLE meatus on or above BULLA ETHMOIDALIS

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Q

Ethmoidal sinuses (Posterior group)

A

SUPERIOR meatus

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Q

Present at BIRTH

A

maxillary

ethmoid

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Q

Pneumatized at 4 years

A

maxillary

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Q

Appears at 5 years

A

sphenoidal

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Q

Appears at 7 years

A

frontal

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