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19 Cards in this Set

  • Front
  • Back

salivary glands are classified as

duct


exocrine


pure serous


pure mucous


mixed

salivary glands produce a...

colorless fluid called saliva which is introduced into the oral cavity through ducts

embryonic origins:

formed from epithelium that lines the oral cavity


endoderm


epithelium grows downward into underlying CT


as epithelial cells multiply, they modify and specially into cells of salivary glands

specialized cells of salivary glands

some into secretory cells


other into ducts

two types of secretory cells

serous


mucous

serous

secretory product of these cells contains the enzyme amylase


breaks down starches

mucous

secretory product of these cells is mucin


lubricant

salivary glands also secrete...

proteins and salts that act as a buffer

functions of saliva

assist in mastication


serves as solvent


contributes to digestion of carbs


lubricates food and oral tissues


buffer


inhibits growth of microorganisms

distribution of salivary glands (2)

major salivary glands


minor

major

usually paired


parotid


submand


sublingual

minor

vary in size


widely distributed beneath the oral mucous membranes

parotid gland

located below and in front of the ear


largest of salivary glands


involved in parotitis or "mumps"


stenson's duct opens in the oral cavity opposite the max 2nd molar


serous secretory cells

submand gland

beneath post. border of tongue


combo of srous and mucous secretory ells


serous cells more numbers


ducts in oral cavity open beneath the ant. portion of the tongue


wharton's duct

sublingual glands

beneath mucosa on floor of mouth, ant. to submand gland


combo of serous and mucous


mostly mucous


bartholin's ducts open along the crest of the plica sublingualis

minor salivary glands

described according to location




beneath mucous membrane of cheeks and lips


palate


post. part otongue

beneath mucous membrane of cheek and lips

mix of mucous and serous


mostly mucous

palate

larger glands


entirely mucous

post. part of tongue

ebner glands


empty into oral cavity through the circumvallate papilla