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ANA 203 > Salivary Glands > Flashcards

Salivary Glands Flashcards

1
Q

Salivary glands. Exocrine or endocrine

Why?

A

-exocrine (use ducts)

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2
Q

How much saliva do salivary glands secrete

A

0.75 to 1.5 L per day

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3
Q

What happens to salivary secretion when we are asleep and why?

A

salivary secretion drops when we are asleep because PNS activity drops

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4
Q

the glands are divided into—— which are divided into numerous—- which are separated by——-

A

lobes

lobules

septa

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5
Q

septa is made up of supportive—- , accommodates the———, and large interlobular———

A

connective tissue stroma

blood vessels, nerves

excretory ducts

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6
Q

each tubular lobules contain___ and———

A

acini

branching ducts

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7
Q

the acini is the—— unit and the branching duct is the——- unit

A

secretory

excretory

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8
Q

——ducts unite to form—— ducts that unite to form— ducts that unit to form a—— duct

A

intercalated

intralobular

interlobular

main

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9
Q

the cells of the acini appear—— in sections with their apex facing the—— and their base resting on a——

A

triangular

lumen

basement membrane

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10
Q

the acini can either be——- which produces——- fluid or—- which produces a—— fluid , or——

A

serous; watery

mucous; thick

mixed

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11
Q

cytoplasmic contents of serous and mucous acini are the same.
T/F

A

F. They vary

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12
Q

serous cells have a——- nucleus while that of mucous is—— against the base of the cells

A

rounded

flattened

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13
Q

secretion of serous cells are—- while that of mucous cells are rich in a ———stored as——

A

proteinaceous

glycoprotein product

mucinogen granules

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14
Q

List the 3 types of BRANCHING DUCTS

A

intercalated, secretory, excretory

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15
Q

Secretory duct is also called ——-

A

striated

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16
Q

INTERCALATED are—— ducts continuous with the——-

-lined with ———cells

A

slender

terminal acini

flat spindle shaped

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17
Q

How do intercalated and secretory ducts alter salivary secretion

A

INTERCALATED-secrete bicarbonate and absorb chloride ions

SECRETORY: reabsorb sodium and secrete potassium

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18
Q

INTERCALATED duct, intralobular or interlobular duct

A

intralobular duct

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19
Q

SECRETORY ducts are lined by—- to—— cells

A

cuboidal; columnar

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20
Q

Secretory ducts have basal straitions due to———

A

infolding of the basal membranes

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21
Q

Secretory duct, intralobular or interlobular duct

A

Intralobular

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22
Q

Largest branching duct is the ——-?

A

Excretory duct

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23
Q

EXCRETORY Ducts are lined with ——-epithelium

A

peudostratified ciliated

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24
Q

Effect of excretory ducts on salivary contents?

A

doesn’t change the salivary contents

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25
Q

Excretory duct, intralobular or interlobular duct

A

Interlobular

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26
Q

MYOEPITHELIAL CELLS aka——-

A

basket cells

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27
Q

MYOEPITHELIAL CELLS are located between ——-and—— of secretory cells

A

basement membrane

plasma membrane

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28
Q

MYOEPITHELIAL CELLS are also found in—— part of the—— system

A

proximal

ductal

29
Q

Basket cells posses many—— filaments which—— the secretory cells and move their product towards the——

A

actin-containing

squeeze on

excretory ducts

30
Q

List the 2 TYPES OF SALIVARY GLANDS

And their nicknames

A

(1) major/macroscopic/extrinsic salivary glands

(2) minor/microscopic/intrinsic salivary glands

31
Q

extrinsic salivary glands lie—- the oral cavity and empty their secretions—— the oral cavity

A

outside

into

32
Q

extrinsic salivary glands develop from—— and stay connected to it by——

A

oral mucosa

small ducts

33
Q

3 examples of extrinsic salivary glands

A

parotid,submandibular, sublingual

34
Q

intrinsic salivary glands are distributed—- the oral cavity

A

within

35
Q

PAROTID GLAND is located—— to the ear; wrapped around the——-

A

anterior

mandibular ramus

36
Q

——- is the largest of the major salivary glands ands weighs ——-

A

Parotid gland

25g

37
Q

Parotid glands produce—— saliva

A

serous

38
Q

Parotid gland can be palpated by———

A

feeling infront of the ear, towards the cheek to below the angle of the mandible

39
Q

Which of the major salivary glands are encapsulated or not, endodermal or ecto

A

Parotid- encapsulated;ectodermal
Submandibular-encapsulated; endodermal
Sublingual-non-encapsulated; endodermal

40
Q

Shape of each major salivary gland

A

Parotid- pyramid
Submandibular- J shape
Sublingual- almond shape

41
Q

List the 3 main structures that pass through the parotid gland. From superficial to deep

A

Facial nerve; retromandibular vein; ECA

42
Q

PAROTID GLAND is divided into—- parts by the—— that comes from the—— foramen . Medial to the thing that divides the gland is the—— lobe and lateral to it is the——- lobe

A

2

facial nerve

stylomastoid

deep

superficial

43
Q

PAROTID DUCT aka——

A

stensen’s duct

44
Q

PAROTID DUCT emerges from ——of the gland, superficial to—— muscle then pierces the——,—- , and—— to open into the mouth after piercing the buccal mucosa

A

anterior border

masseter

buccal pad of fat; buccopharyngeal fascia; buccinator muscle

45
Q

PAROTID DUCT usually opens—- the——-

A

opposite

maxillary/upper second molar

46
Q

Arterial supply of the parotid gland is ——,——, and_____

A

posterior auricular

superficial temporal

maxillary

47
Q

Venous drainage of the parotid gland is by ——- and ——

A

retromandibular and external jugular vein

48
Q

Parotid gland is innervated by ——-
Submandibular gland is innervated by ——-
Sublingual gland is innervated by —-

A

lesser petrosal nerve

chorda tympani nerve

chorda tympani nerve

49
Q

THE SUBMANDIBULAR GLAND is located at the—- of the mandible ;—— to the digastric muscles

A

angle

superior

50
Q

THE SUBMANDIBULAR GLAND secretes ——- saliva

A

both mucous and serous cells

51
Q

THE SUBMANDIBULAR GLAND is divided into—— and—— lobes seperated by——

A

superficial

deep

the mylohyoid muscle

52
Q

the—— lobe takes most of the submandibular gland

A

superficial

53
Q

the 2 lobes of the submandibular gland communicate around the——-

A

posterior border of mylohyoid

54
Q

Relationship between the sublingual and —— lobe of the submandibular gland

A

Deep lobe

Sublingual is anterior to it

55
Q

Rank the major salivary glands in order of how much they secrete

A

Submandibular-70%
Parotid-20%
Sublingual-3 to 5%

56
Q

SUBMANDIBULAR DUCT aka——

A

Wharton’s duct

57
Q

Which has thicker walls. Parotid duct or submandibular duct

A

Parotid duct

58
Q

SUBMANDIBULAR DUCT joins the—— duct of the sublingual gland to open into the oral cavity on each side of the lingual frenulum

A

largest

59
Q

Sympathetic stimulation of salivary glands produces —- saliva while parasympathetic stimulation of salivary glands produces —- saliva

A

Sympa-mucous

Para- serous

60
Q

Blood supply of the submandibular gland Is from the—— and—- arteries
From—- and—— arteries respectively
-drainage is by——— and—— veins

A

sublingual; submental

lingual; facial

common facial; lingual

61
Q

SUBLINGUAL GLANDS is located—— to submandibular gland;—— the tongue

A

anterior

below

62
Q

SUBLINGUAL GLANDS secrete___ saliva

A

both mucous and serous

63
Q

SUBLINGUAL GLAND lies in the floor of the mouth between the—— and the——

A

mucus membrane

mylohyoid muscle.

64
Q

SUBLINGUAL Gland is drained bby——- called the ducts of——

-the largest of all the sublingual ducts( of—— )joins the—— duct

A

8-20 excretory ducts

rivinus

bartholin

submandibular

65
Q

MINOR SALIVARY GLANDS are found in—— of different parts of the oral cavity like the—-,——, and extensively in other areas

A

submucosa

lips; inner cheek area (buccal mucosa)

66
Q

ranula

  • is a—— in the floor of mouth
  • arises from—— salivary gland.
  • Some times it may arise from accessory salivary glands, called glands of—— and—, present in the floor of mouth.
  • The swelling is—-,—- in color, and——.
  • It looks like the belly of frog (——), hence the name ranula.
A

large mucus retention cyst

sublingual

Blandin; Nuhn

soft; bluish; transilluminates

Rana hexadactyla

67
Q

formation of calculus in the submandibular gland and its duct is more common than in the—— duct for two reasons:

(a) Its secretion is——.
(b) Its duct takes a ——course, which hampers its smooth drainage (against gravity) into the floor of the mouth.

A

Parotid

more viscid

tortuous and upward

68
Q

pleomorphic adenoma

  • )——tumor of the—— gland
  • called —— tumour because of its ——-appearance
  • After many years of ——growth, it may undergo a—— change.
A

slow growing painless benign

parotid

mixed parotid

mixed histological

slow benign

malignant

ANA 203 (26 decks)

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