what is the auditory meatus and external canal lined by?
epidermidis with sebaceous and ceruminous glands
what is the middle ear lined wtih?
columnar mucosa
what is the nasal vestibule lined with?
stratified squamous epithelium
what is the nose and sinuses lined by?
respiratory epithelium (pseudostratified ciliated columnar) with seromucinous glands
describe the structure of salivary glands
exocrine glands that have an acinar and ductular component
what cells do salivary glands contain?
serous cell that hold digestive enzymes