Salivary Glands

Question 1

what is within saliva

Answer 1

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

Question 2

enzyme that breaks down bacterial cell walls

Answer 2

lysozyme

Question 3

enzyme that digests starch

Answer 3

amylase

Question 4

what is the immunoglobulin that is in saliva

Answer 4

IgA

Question 5

what are the mucins within saliva

Answer 5

heavily glycosylated proteins

Question 6

secretion of saliva is regulated by the ______________ nervous system

Answer 6

autonomic

Question 7

what stimulated the secretion of saliva

Answer 7

parasympathetic nervous system

Question 8

what are the two types of glands

Answer 8

exocrine glands and endocrine glands

Question 9

releases secretions via ducts onto an external or internal body surface

Answer 9

exocrine glands

Question 10

secrete hormones destined for another part of the body; ductless

Answer 10

endocrine glands

Question 11

what type of glands are salivary glands

Answer 11

exocrine glands

Question 12

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

Answer 12

lobules

Question 13

what surrounds the entire salivary gland

Answer 13

connective tissue capsule

Question 14

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

Answer 14

acini

Question 15

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

Answer 15

lumen

Question 16

produce a watery secretion

Answer 16

serous cells

Question 17

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

Answer 17

protein
carbs

Question 18

produce a thicker, viscous secretion

Answer 18

mucous cells

Question 19

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

Answer 19

protein
carbs

Question 20

mucous cells contain what

Answer 20

mucin

Question 21

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

Answer 21

serous demilunes

Question 22

acini open into what

Answer 22

a duct system

Question 23

saliva is secreted into the ______________ of each acinus

Answer 23

lumen

Question 24

acini lumen open into what

Answer 24

intecalated ducts

Question 25

intercalated ducts open into what

Answer 25

striated ducts

Question 26

striated ducts join what

Answer 26

excretory ducts

Question 27

where are myoepithelial cells located

Answer 27

on the surface of some acini

Question 28

aid secretion into ducts

Answer 28

myoepithelial cells

Question 29

what are the major salivary glands

Answer 29

parotid glands, submandibular glands, and sublingual glands

Question 30

where are the parotid glands located

Answer 30

in front of and below the ear

Question 31

parotid glands are capsulated meaning they are covered in ________________

Answer 31

fascia

Question 32

what percent of saliva do the parotid glands contribute

Answer 32

25%

Question 33

parotid glands produce ___________ secretions only

Answer 33

serous

Question 34

what CN stimulates the secretions of the parotid glands

Answer 34

CN IX

Question 35

where are the submandibular glands located

Answer 35

near angle of mandible

Question 36

submandibular glands are capsulated meaning they are covered in __________

Answer 36

fascia

Question 37

what percent of saliva do the submandibular glands produce

Answer 37

60-65%

Question 38

what type of secretions do the submandibular glands produce

Answer 38

mixed, mostly serous secretions

Question 39

what CN stimulates secretions from submandibular glands

Answer 39

CN VII

Question 40

where are sublingual glands located

Answer 40

floor of mouth

Question 41

what percent of saliva is produced from sublingual glands

Answer 41

5-10%

Question 42

what CN stimulates secretions from sublingual glands

Answer 42

CN VII

Question 43

what is another name for parotid ducts

Answer 43

stenson ducts

Question 44

what muscle does the parotid duct pass over and pierce

Answer 44

passes over masseter and pierces buccinator

Question 45

what is another name for submandibular ducts

Answer 45

wharton ducts

Question 46

where do sublingual glands empty

Answer 46

ducts of rivinus and bartholin ducts

Question 47

what type of secretions do minor salivary glands produce

Answer 47

mostly mucous

Question 48

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

Answer 48

serous