Quiz 9 (Digestion) Flashcards Preview

Anatomy Lab > Quiz 9 (Digestion) > Flashcards

Flashcards in Quiz 9 (Digestion) Deck (130):
1

Space between the lips and teeth

vestibule

2

Bridge of epithelium that connects the gingiva to the back of the lips

Superior/inferior labial frenulum

3

Manipulates materials inside the mouth and may occasionally be used to bring foods into the oral cavity.

Tongue

4

4 functions of the tongue

mechanical processing of food
manipulation of food to assist in chewing and swallowing
sensory analysis by touch, temp, and taste receptors
secretion of mucins and an enzyme that aids in fat digestion

5

Connects the body of the tongue to the mucosa of the oral floor

lingual frenulum

6

Epithelial projections on the tongue are commonly called

papillae

7

papillae that is the smallest and doesn't have taste buds, mostly present to create friction

filiform papillae

8

papillae that is larger and does contain taste buds (not largest)

fungiform papillae

9

papillae that form the ridges on the lateral, posterior margins of the tongue

foliate papillae

10

Largest papillae at posterior of tongue, Form a V shape and have taste buds

circumvallate papillae

11

These papillae have taste buds

fungiform papillae
circumvallate papillae
foliate papillae (only present in children)

12

Most posterior part of tongue, groove between the tongue and lingual tonsils

sulcus terminalis

13

located at the base of the tongue posterior to the sulcus terminalis

lingual tonsils

14

The palate consists of these structures 3

hard palate
soft palate
(uvula)

15

A general term for palate

roof of the mouth

16

separates the oral cavity from the nasal cavity

hard palate

17

bones and structures that form the hard palate 2

Maxilla, Palatal process of maxilla
Palatine bone, Horizontal plate

18

Separates oral cavity from nasopharynx and closes off nasopharynx during swallowing

soft palate

19

Helps prevent food from entering the pharynx prematurely, posterior portion of soft palate

uvula

20

Located at the posterior margin of the oral cavity along the boundry of the pharynx and soft palate

palatine tonsils

21

Soft tissue around the teeth

gingivae (gums)

22

perform mastication of food

teeth

23

blade shaped teeth infront of mouth

incisors

24

How many incisors and what are they used for

8 total (4/4)
clipping and cutting

25

conical with sharp ridgeline and pointed tip

cuspids (canines)

26

how many cuspids and what are the used for

4 total (2/2)
tearing and slashing

27

have one or two roots, flattened crowns with prominent ridges

bicuspids (premolars)

28

how many bicuspids and what are they used for

adults 8 (4/4)
Children 0
crushing and grinding

29

3+ roots, large flat crowns with prominent ridges

molars

30

how many molars and what are they used for

adults 12 (6/6)
children 8 (4/4)
crushing and grinding

31

3 sections of a tooth

crown
neck
root

32

visable part of tooth

crown

33

spongy and highly vascular, receives blood vessels and nerves from the root canal

pulp cavity

34

hard outer layer of the crown

enamel

35

does not contain living cells, middle layer of crown, and outer layer of neck and root

dentin

36

boundry between the crown and root of the tooth

neck

37

base of the tooth

root

38

covers dentin of the root providing protection and anchoring the periodontal ligament

cementum

39

extends from dentine of root to alveolar bone.

periodontal ligament

40

forms the gomphosis

periodontal ligament

41

narrow tunnel in root of tooth which blood and nerves enter and exit

root canal

42

Largest salivary gland, weighs 20g, lateral to masseter on side of face

parotid salivary gland

43

empties into the vestibule at the level of the second upper molar

parotid duct

44

another name for parotid duct

stensen's duct

45

Type of saliva produced by the parotid duct

Saliva containing high concentrations of salivary (alpha) amylase

46

found in the floor of the mouth along the medial surfaces of the mandible inferior to the mylohyoid line

submandibular salivary gland

47

another name for submandibular duct

wharton's duct

48

submandibular salivary gland produces this type of saliva

produce a mixture of mucins and enzymes (salivary amylase

49

open into the mouth on either side of the lingual frenulum immediately posterior to the teeth

submandibular ducts

50

covered by the mucous membrane of the floor of the mouth

sublingual salivary gland

51

the sublingual salivary gland produces this type of saliva

mucus secretions

52

open alone either side of the lingual frenulum (side of tongue)

sublingual ducts

53

another name for the sublingual ducts

ducts of Rivinus

54

Superior part of the pharynx

nasopharynx

55

found on the posterior/superior wall of the nasopharynx

pharyngeal tonsil

56

another name for pharyngeal tonsil

Adenoids

57

Role of the tonsils

lymphatic/immune system role

58

Opening of the auditory tube is found here

nasopharynx

59

extends between the soft palate and the base of the tongue at the level of the hyoid bone

oropharynx

60

most inferior part of the pharynx, includes the region lying between the hyoid bone and the entrance of the esophagus

laryngopharynx

61

tissue type found in the oropharynx and laryngopharynx

nonkeratinized squamous epithelium

62

closes over trachea when swallowing

epiglottis

63

collapsible tube that projects anteriorly when swallowing

esophagus

64

opening in the diaphragm which the esophagus passes through

esophageal hiatus

65

longitudinal folds in the stomach that permit expansion of the gastric lumen

rugae

66

smaller curve of the stomach on the right side/medial surface

lesser curvature

67

between lesser curvature of the stomach and the liver

lesser omentum

68

left, large curve of the stomach, lateral surface

greater curvature

69

greater curvature of the stomach to the transverse colon

greater omentum

70

Fatty sheet that lays on the anterior side of the abdominal cavity

greater omentum

71

Stomach regions

cardiac region
fundic region
body
pyloric region

72

initital region of the stomach

cardiac region (cardia)

73

most superior hump of the stomach, superior to the gastroesophageal junction

fundic region (fundus)

74

mixing tank of the stomach, between fundus and curve of the 'J'

Body of the stomach

75

last part of the stomach, is the curve of the 'J'

pyloric region (pylorus)

76

connection to the duodenum from the pyloric region

pyloric canal

77

regulates the release of chyme from the pyloric canal

pyloric sphincter

78

Regions of the small intestine

duodenum
jejunum
ileum

79

25 cm long, shortest/widest segement of the small intestine, first mixing bowl for chyme and digestive secretions

duodenum

80

2.5 m long, bulk of chemical digestion occurs here, middle section

jejunum

81

longest region at 3.5 m, ends in the ileocecal valve

ileum

82

approx. 800 in the small intestine, increase the surface area, series of transverse folds

plicae circulares

83

support the jejunum and ileum and supplies blood vesseles, nerves, lympatics to the small intestine

mesentery

84

band of smooth muscle that assists in peristalsis in large intestine

taeniae coli

85

pouch like structures of the large intestine (one and many)

haustrum =1
haustra = many

86

hang out on the large intestine, attached near taeniae coli, fatty

epiploic appendages

87

expanded pouch where contents of ileum first enter the large intestine

cecum

88

connects large intestine to small intestine

ileocecal valve

89

houses bacteria, lymph system

vermiform appendix

90

located in the right lateral posterior abdomen

ascending colon

91

most superior portion of large intestine

transverse colon

92

left lateral large intestine

descending colon

93

'S' shaped section of large intestine

sigmoid colon

94

expanded organ for the temporary storage of fecal mater

rectum

95

last portion of the rectum, border of columnar epithelium and nonkaratinized stratified squamous epithelium

anal canal w/anal columns

96

end of the anal canal

anus

97

anal canal is located here

rectum

98

involuntary circular muscle of the anus

internal anal sphincter

99

voluntary, encircles the distal portion of the anal canal

external anal sphincter

100

very close to here becomes keratinized and identical to surface of skin

anal orifice

101

connets transverse and ascending colon

hepatic flexure

102

connects transverse and descending colon

splenic flexure

103

Larger of the main liver lobes

right lobe

104

function of the liver

produce bile and detoxify/filter blood

105

function of the large intestine

compact/dehydrate fecal mater

106

function of the small intestine

digestion

107

function of the stomach

start digestion
short term storage of food

108

function of salivary glands

moisten food/oral cavity, very little digestion (enzymes)

109

smaller of the main liver lobes

left lobe

110

lobe of liver that is middle posterior view next to gallbladder

quadrate lobe

111

lobe of liver that is superior/posterior to gallbladder,

caudate lobe

112

seperates right and left lobes

falciform ligament

113

supports the liver from the diaphragm

coronary ligament

114

comes off inferiorly from the falciform ligament

ligamentum teres (round ligament)

115

L/R collect bile from all the bile ducts of the liver lobes

hepatic ducts

116

combination of left and right hepatic duct

common hepatic duct

117

function of gallbladder

store and modify bile

118

duct leaving the gallbladder

cystic duct

119

cystic duct + common hepatic duct form this

common bile duct

120

Function of the pancreas

exocrine (digestive enzyme production)
endocrine (insulin and glucagon)

121

non pointed end of the pancreas that lays near the duodenum

head of the pancreas

122

longest/middle region of the pancreas

body of the pancreas

123

pointed end of the pancreas that lays near the spleen

tail of the pancreas

124

joins with the common bile duct to form the hypatopancreatic ampulla

pancreatic duct

125

superior duct exiting the pancreas

accessory duct

126

area that common bile duct and pancreatic duct come together to form

hepatopancreatic ampulla

127

opens to empty contents of hepatopancreatic ampulla into the duodenum

hepatopancreatic sphincter

128

another name for the hepatopancreatic sphincter

sphincter of Oddi

129

function of the spleen

lymphatic function

130

Pathway of bile

hepatocytes in the liver produce bile
R/L hepatic duct
cystic duct joins and forms
common bile duct
pancreatic duct joins and forms
hepatopancreatic ampula
hepatopancreatic sphincter
duodenum