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Semester 2 Biological Sciences 2 > Salivary Glands > Flashcards

Salivary Glands Flashcards

1
Q

what is within saliva

A

water, electrolytes, enzymes, immunoglobulins, mucins, and metabolic wastes

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2
Q

enzyme that breaks down bacterial cell walls

A

lysozyme

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3
Q

enzyme that digests starch

A

amylase

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4
Q

what is the immunoglobulin that is in saliva

A

IgA

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5
Q

what are the mucins within saliva

A

heavily glycosylated proteins

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6
Q

secretion of saliva is regulated by the ______________ nervous system

A

autonomic

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7
Q

what stimulated the secretion of saliva

A

parasympathetic nervous system

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8
Q

what are the two types of glands

A

exocrine glands and endocrine glands

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9
Q

releases secretions via ducts onto an external or internal body surface

A

exocrine glands

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10
Q

secrete hormones destined for another part of the body; ductless

A

endocrine glands

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11
Q

what type of glands are salivary glands

A

exocrine glands

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12
Q

connective tissue septa divide glands into lobes, which further divide into what

A

lobules

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13
Q

what surrounds the entire salivary gland

A

connective tissue capsule

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14
Q

secretory epithelial cells that produce saliva are clustered in groups called _____________ within lobules

A

acini

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15
Q

the secretory cells in each acinus surround a _______that opens to the duct system

A

lumen

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16
Q

produce a watery secretion

A

serous cells

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17
Q

serous cells produce secretions that are high in ___________ and low in ____________

A

protein
carbs

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18
Q

produce a thicker, viscous secretion

A

mucous cells

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19
Q

mucous cells produce secretions that are low in _____________ and high in _____________

A

protein
carbs

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20
Q

mucous cells contain what

A

mucin

21
Q

where a crescent of serous cells surrounds a mucous acinus, creating a mixed acinus

A

serous demilunes

22
Q

acini open into what

A

a duct system

23
Q

saliva is secreted into the ______________ of each acinus

A

lumen

24
Q

acini lumen open into what

A

intecalated ducts

25
Q

intercalated ducts open into what

A

striated ducts

26
Q

striated ducts join what

A

excretory ducts

27
Q

where are myoepithelial cells located

A

on the surface of some acini

28
Q

aid secretion into ducts

A

myoepithelial cells

29
Q

what are the major salivary glands

A

parotid glands, submandibular glands, and sublingual glands

30
Q

where are the parotid glands located

A

in front of and below the ear

31
Q

parotid glands are capsulated meaning they are covered in ________________

A

fascia

32
Q

what percent of saliva do the parotid glands contribute

A

25%

33
Q

parotid glands produce ___________ secretions only

A

serous

34
Q

what CN stimulates the secretions of the parotid glands

A

CN IX

35
Q

where are the submandibular glands located

A

near angle of mandible

36
Q

submandibular glands are capsulated meaning they are covered in __________

A

fascia

37
Q

what percent of saliva do the submandibular glands produce

A

60-65%

38
Q

what type of secretions do the submandibular glands produce

A

mixed, mostly serous secretions

39
Q

what CN stimulates secretions from submandibular glands

A

CN VII

40
Q

where are sublingual glands located

A

floor of mouth

41
Q

what percent of saliva is produced from sublingual glands

A

5-10%

42
Q

what CN stimulates secretions from sublingual glands

A

CN VII

43
Q

what is another name for parotid ducts

A

stenson ducts

44
Q

what muscle does the parotid duct pass over and pierce

A

passes over masseter and pierces buccinator

45
Q

what is another name for submandibular ducts

A

wharton ducts

46
Q

where do sublingual glands empty

A

ducts of rivinus and bartholin ducts

47
Q

what type of secretions do minor salivary glands produce

A

mostly mucous

48
Q

von Ebner’s glands associated with circumvallate papillae only have ___________ acini

A

serous

Semester 2 Biological Sciences 2 (16 decks)

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