Lecture 2

Question 1

What part of enamel makes it so hard

Answer 1

Calcium salts

Question 2

What cells make dentin

Answer 2

Odontoblasts

Question 3

Odontoblasts make what

Answer 3

Dentin

Question 4

Does enamel have collagen

Answer 4

no

Question 5

Does cement have collagen

Answer 5

yes

Question 6

Does dentin have collagen

Answer 6

yes

Question 7

What are the three pairs of salivary glands

Answer 7

Parotid
Submandibular
Sublingual

Question 8

What salivary glands are near your ear

Answer 8

Parotid

Question 9

What salivary glands opens at base of lingual frenulum

Answer 9

Submandibular

Question 10

What salivary glands are under the tongue

Answer 10

Sublingual

Question 11

What are primary dentition

Answer 11

baby teeth

Question 12

How many teeth do we have total

Answer 12

32

Question 13

How many premolars and molars do we havw

Answer 13

2 premolars on each side/top and bottom
3 molars on each side/top and bottom

Question 14

What covers the surface of the root

Answer 14

Cement

Question 15

What does cement attach the tooth to

Answer 15

Periodontal ligament

Question 16

Cement is composed of what

Answer 16

Calcified connective tissue

Question 17

What types of cells line the pulp cavity

Answer 17

Odontoblasts

Question 18

Enamel, dentin and cement resemble bone, but are _______

Answer 18

avascular

Question 19

Pharyngeal constrictor muscles are associated with what organ

Answer 19

Pharynx

Question 20

What type of epithelium is found in the pharynx

Answer 20

Stratified squamous

Question 21

What is the muscle associated with the pharynx

Answer 21

Pharyngeal constrictor

Superior, middle and inferior

Question 22

What is the name of where the esophagus pierces the diaphragm

Answer 22

Esophageal hiatus

Question 23

What is the name of where the esophagus joins the stomach

Answer 23

Cardial orifice

Question 24

What sphincter surrounds the cardial orifice

Answer 24

Gastroesophageal sphincter

Question 25

What does the gastroesophageal sphincter rely on to work

Answer 25

The diaphragm

Question 26

What sphincter does the diaphragm help close

Answer 26

Gastroesophageal

Question 27

The layers of the esophagus are the same to the GI tract except for what

Answer 27

No serosa; they have adventitia

Question 28

What kind of muscle is the muscularis externa of the esophagus composed of

Answer 28

Skeletal muscle for the first third

Smooth muscle for the rest

Question 29

What are the four regions of the stomach

Answer 29

Cardia
Fundus
Body
Pyloric region

Question 30

The pyloric region can be split into what 3 sub regions

Answer 30

Pyloric antrum
Pyloric canal
Pyloric sphincter

Question 31

The oblique layer of the muscularis externa is only found where

Answer 31

The stomach

Question 32

What is the name of the extra layer of muscularis externa found in the stomach

Answer 32

Oblique layer

Question 33

What stomach cells produce an acidic mucin

Answer 33

Mucous neck cells

Question 34

What stomach cells produce HCL and intrinsic factor

Answer 34

Parietal cells

Question 35

What stomach cells produce pepsinogen

Answer 35

Chief cells

Question 36

How does HCL and pepsinogen interact

Answer 36

HCL turns it into pepsin

Question 37

What does pepsinogen need to be converted to pepsin

Answer 37

Hydrochloric acid

Question 38

What is gastritis

Answer 38

Inflammation of the stomach

Question 39

What are the three regions of the small intestine

Answer 39

Duodenum
Jejunum
Ileum

Question 40

What is the most important/functional section of the SI

Answer 40

Duodenum

Question 41

What is the shortest section of the SI

Answer 41

Duodenum

Question 42

What section of the SI means “ empty”

Answer 42

Jejunum

Question 43

What section of the SI means “twisted”

Answer 43

Ileum

Question 44

What does the duodenum not have that the other SI sections do?

Answer 44

Mesentary

Question 45

Where does the stomach have goblet cells

Answer 45

Stomach epithelium