Quiz: Chapter 26 HW


Chapter 26 HWOnline version A&P II review by Hailey 1 What is the function of bile? a Assist in the digestion of starches b Denature proteins to assist in their absorption c Break down fats to assist in their chemical digestion d Prevent the digested material from becoming too acidic 2 Which of these is an organ of the gastrointestinal tract as opposed to an accessory organ? a Liver b Pancreas c Salivary Glands d Stomach 3 The stomach is lined by a a simple columnar epithelium b simple squamous epithelium c stratified columnar epithelium d pseudostratified ciliated epithelium 4 The process of moving substances through the epithelial cells that line the GI tract into the blood or lymph is called a secretion b filtration c absorption d mixing 5 Two sets of teeth develop and erupt; the first set are 20 teeth called deciduous (milk) teeth and the final set are ____ teeth called permanent teeth. a 26 b 28 c 30 d 32 6 Parietal cells of the gastric glands in the stomach produce a HCl (hydrochloric acid) b pepsinogen c gastrin d chyme 7 G-cells of the gastric glands in the stomach produce a hormone called __________ that stimulates stomach secretions and motility. a somatostatin b gastrin c intrinsic factor d pepsinogen 8 Smooth muscle activity in the small intestine wall facilitates chemical digestion and absorption employing the processes of segmentation and a vomiting. b retropulsion c peristalsis. d flexion. 9 The _________ is a mixed gland with endocrine and exocrine functions that produces the majority of the digestive enzymes. a liver b Pancreas c stomach d Duodenum 10 _________ is a hormone released from the small intestine primarily in response to fatty chyme in the intestinal lumen. a Glucose-insulinotropic peptide (GIP) b Secretin c Cholecystokinin (CCK) d Gastrin 11 Salivary __________ breaks the chemical bond between two glucose molecules; it breaks down the long polysaccharide starch molecule into smaller and smaller pieces until only glucose results. a lipase b lactase c amylase d sucrose 12 Bacteria in the _____ intestine produce vitamins, such as B and K. a Large b Small 13 An adventitia is composed of _______ connective tissue with dispersed collagen and elastic fibers. a areolar b dense regular c dense irregular d reticular 14 The mucosa of the esophagus is lined with ___________ squamous epithelium. a nonkeratinized stratified b nonkeratinized simple c keratinized stratified d keratinized simple 15 Most GI tract organs are lined with a ________ epithelium. a simple columnar b simple cuboidal c transitional d simple squamous 16 The muscularis mucosae is a thin layer of smooth muscle immediately deep (external) to the a circular layer of the muscularis. b lamina propria of the mucosa. c serosa. d submucosa 17 The majority of triglyceride digestion occurs in the small intestine facilitated by the enzyme a pancreatic lipase. b lingual lipase. c gastric lipase. d bile salts. 18 All enzymes that digest protein are released as inactive enzymes because if the enzymes were active when released, they would "eat away" the cells lining the pancreatic ducts as they pass through the ducts. a True b False 19 The enzyme pepsin is formed from pepsinogen through the action of a trypsin b dipeptidase. c hydrochloric acid (HCl). d enteropeptidase. 20 Carbohydrate digestion begins in the stomach. a True b False, it begins in the mouth

1

What is the function of bile?

a

Assist in the digestion of starches

b

Denature proteins to assist in their absorption

c

Break down fats to assist in their chemical digestion

d

Prevent the digested material from becoming too acidic

2

Which of these is an organ of the gastrointestinal tract as opposed to an accessory organ?

a

Liver

b

Pancreas

c

Salivary Glands

d

Stomach

3

The stomach is lined by a

a

simple columnar epithelium

b

simple squamous epithelium

c

stratified columnar epithelium

d

pseudostratified ciliated epithelium

4

The process of moving substances through the epithelial cells that line the GI tract into the blood or lymph is called

a

secretion

b

filtration

c

absorption

d

mixing

5

Two sets of teeth develop and erupt; the first set are 20 teeth called deciduous (milk) teeth and the final set are ____ teeth called permanent teeth.

a

26

b

28

c

30

d

32

6

Parietal cells of the gastric glands in the stomach produce

a

HCl (hydrochloric acid)

b

pepsinogen

c

gastrin

d

chyme

7

G-cells of the gastric glands in the stomach produce a hormone called __________ that stimulates stomach secretions and motility.

a

somatostatin

b

gastrin

c

intrinsic factor

d

pepsinogen

8

Smooth muscle activity in the small intestine wall facilitates chemical digestion and absorption employing the processes of segmentation and

a

vomiting.

b

retropulsion

c

peristalsis.

d

flexion.

9

The _________ is a mixed gland with endocrine and exocrine functions that produces the majority of the digestive enzymes.

a

liver

b

Pancreas

c

stomach

d

Duodenum

10

_________ is a hormone released from the small intestine primarily in response to fatty chyme in the intestinal lumen.

a

Glucose-insulinotropic peptide (GIP)

b

Secretin

c

Cholecystokinin (CCK)

d

Gastrin

11

Salivary __________ breaks the chemical bond between two glucose molecules; it breaks down the long polysaccharide starch molecule into smaller and smaller pieces until only glucose results.

a

lipase

b

lactase

c

amylase

d

sucrose

12

Bacteria in the _____ intestine produce vitamins, such as B and K.

a

Large

b

Small

13

An adventitia is composed of _______ connective tissue with dispersed collagen and elastic fibers.

a

areolar

b

dense regular

c

dense irregular

d

reticular

14

The mucosa of the esophagus is lined with ___________ squamous epithelium.

a

nonkeratinized stratified

b

nonkeratinized simple

c

keratinized stratified

d

keratinized simple

15

Most GI tract organs are lined with a ________ epithelium.

a

simple columnar

b

simple cuboidal

c

transitional

d

simple squamous

16

The muscularis mucosae is a thin layer of smooth muscle immediately deep (external) to the

a

circular layer of the muscularis.

b

lamina propria of the mucosa.

c

serosa.

d

submucosa

17

The majority of triglyceride digestion occurs in the small intestine facilitated by the enzyme

a

pancreatic lipase.

b

lingual lipase.

c

gastric lipase.

d

bile salts.

18

All enzymes that digest protein are released as inactive enzymes because if the enzymes were active when released, they would "eat away" the cells lining the pancreatic ducts as they pass through the ducts.

a

True

b

False

19

The enzyme pepsin is formed from pepsinogen through the action of

a

trypsin

b

dipeptidase.

c

hydrochloric acid (HCl).

d

enteropeptidase.

20

Carbohydrate digestion begins in the stomach.

a

True

b

False, it begins in the mouth

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Chapter 26 HW

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Chapter 26 HWOnline version

by Hailey

What is the function of bile?

Which of these is an organ of the gastrointestinal tract as opposed to an accessory organ?

The stomach is lined by a

The process of moving substances through the epithelial cells that line the GI tract into the blood or lymph is called

Two sets of teeth develop and erupt; the first set are 20 teeth called deciduous (milk) teeth and the final set are ____ teeth called permanent teeth.

Parietal cells of the gastric glands in the stomach produce

G-cells of the gastric glands in the stomach produce a hormone called __________ that stimulates stomach secretions and motility.

Smooth muscle activity in the small intestine wall facilitates chemical digestion and absorption employing the processes of segmentation and

The _________ is a mixed gland with endocrine and exocrine functions that produces the majority of the digestive enzymes.

_________ is a hormone released from the small intestine primarily in response to fatty chyme in the intestinal lumen.

Salivary __________ breaks the chemical bond between two glucose molecules; it breaks down the long polysaccharide starch molecule into smaller and smaller pieces until only glucose results.

Bacteria in the _____ intestine produce vitamins, such as B and K.

An adventitia is composed of _______ connective tissue with dispersed collagen and elastic fibers.

The mucosa of the esophagus is lined with ___________ squamous epithelium.

Most GI tract organs are lined with a ________ epithelium.

The muscularis mucosae is a thin layer of smooth muscle immediately deep (external) to the

The majority of triglyceride digestion occurs in the small intestine facilitated by the enzyme

All enzymes that digest protein are released as inactive enzymes because if the enzymes were active when released, they would "eat away" the cells lining the pancreatic ducts as they pass through the ducts.

The enzyme pepsin is formed from pepsinogen through the action of

Carbohydrate digestion begins in the stomach.

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