Chapter 26: Digestive System

Question 1

4 digestive processes

Answer 1

propulsion, digestion, absorption, elimination

Question 2

the digestive system is about ___ ft

Answer 2

30

Question 3

hardest substance in the body (made with calcium phosphate)

Answer 3

enamel

Question 4

contains pulp, which consists of nerves, blood vessels, & soft connective tissue

Answer 4

pulp cavity

Question 5

teeth total in young children

Answer 5

20

Question 6

teeth total in adults

Answer 6

32

Question 7

where are taste buds located?

Answer 7

papillae

Question 8

G.E.R.D

Answer 8

gastroesophageal reflux disease

Question 9

double layered membrane that support & stabilize the abdominal organs, hold fat & provide route for blood vessels

Answer 9

mesenteries

Question 10

large, superficial mesentery that hangs over many abdominal organs like an apron

Answer 10

greater omentum

Question 11

inside curve of the stomach

Answer 11

lesser curvature

Question 12

outside curve of the stomach

Answer 12

greater curvature

Question 13

4 regions of the stomach

Answer 13

cardia, fundus, body, pylorus

Question 14

2 muscular valves that control entry to/exit from stomach

Answer 14

lower esophageal sphincter, pyloric sphincter

Question 15

secretions mix together with food to make a soupy mixture called ___

Answer 15

chyme

Question 16

secrete mucus that protects mucosa from acidic environment in the stomach

Answer 16

surface mucus cells

Question 17

secrete hydrochloric acid & intrinsic factor

Answer 17

parietal cells

Question 18

secretes pepsinogen

Answer 18

chief cells

Question 19

secrete gastrin, somatostatin, histamine, etc

Answer 19

enteroendocrine cells

Question 20

what part of the small intestine has plicae, circular folds

Answer 20

duodenum & jejunum

Question 21

3 sections of small intestine

Answer 21

duodenum, jejunum, ileum

Question 22

what part of the small intestine contains villi

Answer 22

jejunum

Question 23

4 sections of large intestine

Answer 23

cecum, colon, rectum, anal canal

Question 24

4 sections of colon

Answer 24

ascending, transverse, descending, sigmoid

Question 25

liver is divided into functional units called ____

Answer 25

lobules