202 - Digestive System II, a

Question 1

Order the walls of the digestive tract (in to out)
submucosa
serosa
muscularis externa
mucosa

Answer 1

mucosa
submucosa
muscularis externa
serosa

Question 2

order the layers of the mucosa (in to out)
lamina propria
epithelium
muscularis mucosae

Answer 2

epithelium
lamina propria
muscularis mucosae

Question 3

_____ _____ is connective tissue, rich in elastic fibers, of the INNER / MIDDLE / OUTER layer of the mucosa (digestive tract)

Answer 3

lamina propria; middle

Question 4

________ _______ - smooth muscle fibers of the INNER / MIDDLE / OUTER layer of the mucosa (digestive tract)

Answer 4

muscularis mucosae; outer

Question 5

_______ - ranging from non-keratinized, squamous to simple of the INNER / MIDDLE / OUTER layer of the mucosa (digestive tract)

Answer 5

epithelium

Question 6

the ______ is rich in blood vessels, lymphatics, and contains Meissner’s plexus

Answer 6

submucosa

Question 7

Meissner’s plexus is also known as the _______ plexus

Answer 7

submucosal

Question 8

the ________ _____ is the main muscle coat of the digestive tract, it contains smooth muscle and neuron of the enteric nervous system

Answer 8

muscularis externa

Question 9

Nerve network (autonomic ganglion) of the muscularis externa known as _____ / _______ plexus

Answer 9

myenteric / Auerbach’s

Question 10

_______ is the same as visceral peritoneum. its replaced by the adventitia, which consists of dense connective tissue

Answer 10

serosa

Question 11

Match the following:
Auerbach’s plexus
Meissner’s plexus

submucosa
muscularis externa

Answer 11

Auerbach’s plexus - muscularis externa

Meissner’s plexus - submucosa

Question 12

the plexuses of the digestive tract make up the _____ nervous system

Answer 12

enteric

Question 13

peritoneum lines the abdominopelvic cavity as the ______ peritoneum and covers the viscera at the _______ peritoneum

Answer 13

parietal; visceral

Question 14

the mesentery and greater omentum make up the ____ of the peritoneum

Answer 14

folds

Question 15

______ is a fan shaped-fold of peritoneum tha connects the coils of the small intestine to the posterior wall of the abdominal cavity

Answer 15

mesentery

Question 16

______ are the lymphatic vessels in the mesentery of the peritoneum

Answer 16

lacteals

Question 17

_______ ______ is a fold of peritoneum wrapped around the organs in the upper abdomen, which can store fat

Answer 17

greater omentum

Question 18

the first set of teeth are replaced by the second starting at age ___

Answer 18

6

Question 19

the _____ assist in grinding cutting and tearing up food

Answer 19

teeth

Question 20

the crown of the tooth is covered with _____, the root covered with ______

Answer 20

enamel; cement

Question 21

the _____, beneath the enamel, makes up the bulk of the tooth (___% calcium)

Answer 21

dentine; 70%

Question 22

the cells of the organic matrix of dentine in the took are called ________

Answer 22

ondontoblasts

Question 23

______ ____ is the center of the tooth, consists of vasular, loose connective tissue

Answer 23

dental pulp

Question 24

_______ _______ attaches the tooth in its socket and provides sensory information about tooth movements

Answer 24

periodontal ligament

Question 25

the tongue assists in moving the food around the mount, and in swallowing - _______

Answer 25

degultion

Question 26

the surface of the body of the tongue is roughened by projections called _____ ______

Answer 26

linguinal papillae

Question 27

lubrication, moistening, solvent, alpha-amylase, antibacterial, and pH buffer all functions of

Answer 27

saliva

Question 28

salivary ____-_____ carries out preliminary digestion of polysaccharides

Answer 28

alpha-amylase

Question 29

salivary glands are innervated with the _________ nervous system, cause vasodilation secretion and contraction of smooth muscle

Answer 29

parasympathetic

Question 30

lipases (lipid enzyme), amylases (carb enzyme), proteases (protein enzyme), and nucleic acids (nucleases) all found in ______ _____

Answer 30

pancreatic juice

Question 31

trypsin, chymotrypsin, and carboxypeptidases are all _____

Answer 31

proteases

Question 32

alpha-amylase is an _______-digesting enzyme

Answer 32

carbohydrate

Question 33

pancreatic lipase is a ___-digesting enzyme

Answer 33

fat

Question 34

DNAse and RNAse are both ______

Answer 34

nucleases