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28 Cards in this Set
- Front
- Back
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D |
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C |
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C |
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Sinusitis |
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Frontal sinus drains through |
Frontonasal duct, in haitus semilunaris |
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Sphenoid sinus opens in |
Roof of nasal cavity |
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Ethmoidal sinus drain |
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Semilunar haitus |
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Divisions of the nasal cavity |
The vesituble Resp. Region Olfactory region |
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Nasal conchae |
Bones that form space in the nasal cavity for seperate pathways for air to blow Sup. Middle Inf Nasal conchae |
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What lies superiorly and posteriorly to superior meatis |
Spheno-ethmoidal recess |
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Where does the middle ethmoidal sinus open into |
Ethmoidal bullae which is a bump formed by the middle ethmoidal sinus itself |
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What passes through incisive canal |
Greater palatine vessels n nerve |
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Sphenoplatine fossa |
Sphenoplatine artery, nasopaltine artey ane superior nasal nerves pass through it |
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Vasculature of nose |
From externa carotid and from internal carotid |
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What vessels from external carotid |
Anterior and posterior ethmoidal artery which is branch of opthalmic artery, descend through the cribiform plate |
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What branches of internal carotid artery |
Sphenoplatine Greater platine Superior labial Lateral nasal |
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Venous drainage of the nose |
Pterygoid plexus Cavernous sinus Facial vein |
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Nerves |
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Procerus |
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Saddle nose deformation |
Trauma Nasal septal haematoma |
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How does nasal septal haemotoma coz saddle nose |
Because the nasal septum itself has no blood supply of its own and during haematoma it is destroyed due to lack of oxygen |
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Flaring of nose is by |
Alar part of nasalis and depressor septi nasal |
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Vessels and lymphatics |
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Danger triangle |
The opthalmic vein drains facial vein to cavernous sinus which lies inside the cranial fossa so infection of nose may get carried to brain |
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Motor innervation to nasal muscles of facial expressions |
Cn vii |
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Sensory innervation of nose |
Cn v |
