Saliva/Salivary Glands Flashcards

1
Q

parotid gland duct

A

Stenson’s duct

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2
Q

submandibular gland duct

A

Wharton’s duct

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3
Q

sublingual gland duct

A

Bartholin’s duct

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4
Q

percentage of total volume: parotid gland

A

25%

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5
Q

percentage of total volume: submandibular gland

A

60-65%

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6
Q

percentage of total volume: sublingual gland

A

10%

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7
Q

type of salivary production: parotid gland

A

serous

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8
Q

type of salivary production: submandibular gland

A

mixed (mostly serous)

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9
Q

type of salivary production: sublingual gland

A

mixed (mostly mucous)

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10
Q

minor salivary glands include…

A

lingual, labial, buccal, palatal

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11
Q

physical properties of saliva

A

lubricate oral cavity, carrier

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12
Q

chemical properties of saliva

A

neutralizing agent (buffers), aids in healing, anti-bacterial, excretory (ex: ANUG odor)

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13
Q

daily average output of saliva

A

3 pints

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14
Q

is saliva excreted continuously (day and night) or in isolated periods (only during the day)?

A

continuous

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15
Q

characteristics of salivary flow

A

amount (copious vs. scanty)

viscosity (ropy vs. watery)

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16
Q

composition of saliva
___% water
___% solids

A

99%, 1%

17
Q

organic solids in saliva

A

mucin, enzymes, lipids, blood clotting factors

18
Q

inorganic solids in saliva

A

salts, phosphates (buffers)

19
Q

normal pH of saliva

A

6.0-7.9

20
Q

salivary pH ____ during sleep

A

falls

21
Q

salivary pH ____ during eating

A

rises

22
Q

salivary pH ____ after eating

A

falls

23
Q

increase in salivary flow leads to a ___ in salivary pH

A

increase (due to increase in buffers)

24
Q

factors that increase flow

A

sight/smell of food, mastication, dental work, pain

25
Q

factors that decrease flow

A

fear/anxiety, sleep, fever, meds, after eating, systemic conditions

26
Q

decrease of salivary production and ongoing dry mouth

A

xerostomia

27
Q

decrease of saliva flow can lead to…

A

caries, tissue inflammation

28
Q

clinical significance of saliva

A

role in plaque and calculus formation, cleansing and retention of food

29
Q

what quality does mucin give saliva?

A

slime-like feeling