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ANA 203 > Salivary Glands > Flashcards

Salivary Glands Flashcards

(68 cards)

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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
Excretory duct, intralobular or interlobular duct
Interlobular
26
MYOEPITHELIAL CELLS aka——-
basket cells
27
MYOEPITHELIAL CELLS are located between ——-and—— of secretory cells
basement membrane plasma membrane
28
MYOEPITHELIAL CELLS are also found in—— part of the—— system
proximal ductal
29
Basket cells posses many—— filaments which—— the secretory cells and move their product towards the——
actin-containing squeeze on excretory ducts
30
List the 2 TYPES OF SALIVARY GLANDS | And their nicknames
(1) major/macroscopic/extrinsic salivary glands | (2) minor/microscopic/intrinsic salivary glands
31
extrinsic salivary glands lie—- the oral cavity and empty their secretions—— the oral cavity
outside into
32
extrinsic salivary glands develop from—— and stay connected to it by——
oral mucosa small ducts
33
3 examples of extrinsic salivary glands
parotid,submandibular, sublingual
34
intrinsic salivary glands are distributed—- the oral cavity
within
35
PAROTID GLAND is located—— to the ear; wrapped around the——-
anterior mandibular ramus
36
——- is the largest of the major salivary glands ands weighs ——-
Parotid gland 25g
37
Parotid glands produce—— saliva
serous
38
Parotid gland can be palpated by———
feeling infront of the ear, towards the cheek to below the angle of the mandible
39
Which of the major salivary glands are encapsulated or not, endodermal or ecto
Parotid- encapsulated;ectodermal Submandibular-encapsulated; endodermal Sublingual-non-encapsulated; endodermal
40
Shape of each major salivary gland
Parotid- pyramid Submandibular- J shape Sublingual- almond shape
41
List the 3 main structures that pass through the parotid gland. From superficial to deep
Facial nerve; retromandibular vein; ECA
42
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
2 facial nerve stylomastoid deep superficial
43
PAROTID DUCT aka——
stensen’s duct
44
PAROTID DUCT emerges from ——of the gland, superficial to—— muscle then pierces the——,—- , and—— to open into the mouth after piercing the buccal mucosa
anterior border masseter buccal pad of fat; buccopharyngeal fascia; buccinator muscle
45
PAROTID DUCT usually opens—- the——-
opposite maxillary/upper second molar
46
Arterial supply of the parotid gland is ——,——, and_____
posterior auricular superficial temporal maxillary
47
Venous drainage of the parotid gland is by ——- and ——
retromandibular and external jugular vein
48
Parotid gland is innervated by ——- Submandibular gland is innervated by ——- Sublingual gland is innervated by —-
lesser petrosal nerve chorda tympani nerve chorda tympani nerve
49
THE SUBMANDIBULAR GLAND is located at the—- of the mandible ;—— to the digastric muscles
angle superior
50
THE SUBMANDIBULAR GLAND secretes ——- saliva
both mucous and serous cells
51
THE SUBMANDIBULAR GLAND is divided into—— and—— lobes seperated by——
superficial deep the mylohyoid muscle
52
the—— lobe takes most of the submandibular gland
superficial
53
the 2 lobes of the submandibular gland communicate around the——-
posterior border of mylohyoid
54
Relationship between the sublingual and —— lobe of the submandibular gland
Deep lobe Sublingual is anterior to it
55
Rank the major salivary glands in order of how much they secrete
Submandibular-70% Parotid-20% Sublingual-3 to 5%
56
SUBMANDIBULAR DUCT aka——
Wharton’s duct
57
Which has thicker walls. Parotid duct or submandibular duct
Parotid duct
58
SUBMANDIBULAR DUCT joins the—— duct of the sublingual gland to open into the oral cavity on each side of the lingual frenulum
largest
59
Sympathetic stimulation of salivary glands produces —- saliva while parasympathetic stimulation of salivary glands produces —- saliva
Sympa-mucous | Para- serous
60
Blood supply of the submandibular gland Is from the—— and—- arteries From—- and—— arteries respectively -drainage is by——— and—— veins
sublingual; submental lingual; facial common facial; lingual
61
SUBLINGUAL GLANDS is located—— to submandibular gland;—— the tongue
anterior below
62
SUBLINGUAL GLANDS secrete___ saliva
both mucous and serous
63
SUBLINGUAL GLAND lies in the floor of the mouth between the—— and the——
mucus membrane mylohyoid muscle.
64
SUBLINGUAL Gland is drained bby——- called the ducts of—— | -the largest of all the sublingual ducts( of—— )joins the—— duct
8-20 excretory ducts rivinus bartholin submandibular
65
MINOR SALIVARY GLANDS are found in—— of different parts of the oral cavity like the—-,——, and extensively in other areas
submucosa lips; inner cheek area (buccal mucosa)
66
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.
large mucus retention cyst sublingual Blandin; Nuhn soft; bluish; transilluminates Rana hexadactyla
67
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.
Parotid more viscid tortuous and upward
68
pleomorphic adenoma - )——tumor of the—— gland - called —— tumour because of its ——-appearance - After many years of ——growth, it may undergo a—— change.
slow growing painless benign parotid mixed parotid mixed histological slow benign malignant

ANA 203 (26 decks)

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