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sinuses #17
BIO 180
Question | Answer |
---|---|
describe the sinus of the skull? | air filled chamber that makes a bone weigh less and the mucous membrane lining them produces mucus that moistens and cleans the air in and adjacent to the sinus. |
frontal sinus? | mucous secretions of the frontal sinuses within this bone help flush the surfaces of the nasal cavities |
sphenoid sinus? | help clean the surfaces of the nasal surfaces |
ethmoid sinus? | ethmoidal air cells within this bone flush the surfaces of the nasal cavities |
maxillary sinus? | produce mucus that flushes the inferior surfaces of the nasal cavities |
what is necessary for the mucous membrane? | they are essential for respiratory |