Bio 112 Chapter 15 Practice Test - Digestive System

 

 

 

 

1. The salivary enzyme amylase functions to digest

A. carbohydrates

B. proteins

C. fats

D. all of the above

 

2. Gastrin functions to

A. inhibit the production of hydrochloric acid

B. increase the secretions of the gastric glands

C. change the pepsin into pepsinogen

D. increase the secretion of intestinal glands

 

3. The hormone secretin functions to

A. convert typsinogen to trypsin

B. activate chymotrypsin

C. stimulate the release of pancreatic fluid

D. inhibit the action of pancreatic lipase

 

4. Which of the following digests proteins and is found in pancreatic secretions?

A. trypsin

B. zymogen

C. amylase

D. nuclease

 

5. One of the major functions of the large intestine is to

A. secret digestive enzymes

B. form feces

C. regulate the release of bile

D. break down hemoglobin

 

 6. The sphincter muscle located between the small intestine and the large intestine is called the

A. pyloric valve

B. ileocecal valve

C. intestinal valve

  1. duodenal valve

 

7. Which of the following is not a section of the small intestine?

A. duodenum

B. ileum

C. cecum

D. jejunum

 

8. Which of the following is not part of the large intestine?

A. rectum

B. sigmoid colon

C. transverse colon

D. fundus

 

9. Which would be the terminal area of the stomach that leads food into the duodenum?

A. body

B. pyloric area

C. cardiac region

D. cecum

 

10. Which is an accessory organ of the digestive system?

A. ileum

B. esophagus

C. pharynx

D. pancreas

 

11. Which are the most medially place teeth?

A. molars

B. bicuspids

C. incisors

D. canines

 

12. Which organ produces bile?

A. gall bladder

B. liver

C. pancreas

  1. stomach

 

13. Which of the following is located at the back of the tongue?

A. lingual tonsils

B. pharyngeal tonsils

C. palatine tonsils

D. glottis

 

14. Which of the following forms the outermost layer of the crown of a tooth?

A. dentin

B. cementum

C. enamel

D. gingiva

 

15. Which is not a component of saliva?

A. mucus

B. water

C. enzymes

D. all are components of saliva

 

16. Which of the following is a salivary gland?

A. lingual tonsil

B. pancreas

C. parotid

D. all of the above

 


 

Answers:

1. a    2. b    3. c    4. a    5. b    6. b    7. c    8. d    9. b    10. d    11. c    12. b    13. a    14. c    15. d    16. c