nswer each numbered question 1. The salivary enzyme, amylase, functions to digest A. carbohydrates B. fats C. vitamins D. proteins 2. An individual who ingests large me

nswer each numbered question
1. The salivary enzyme, amylase, functions to digest
A. carbohydrates
B. fats
C. vitamins
D. proteins
2. An individual who ingests large meals and then induces vomiting is said to have
A. bulimia
B. hiatal hernia
C. anorexia
D. jaundice
3. The first part (below the esophagus) of the stomach is called the
A Body region
B. Fundic region
C. Pyloric region
D. Cardiac region
4. The liver functions to
A. produce bile
B. stores glycogen
C. destroy/recycle damaged red blood cells
D. all of these
5. One of the major functions of the large intestines is to
A. secrete pancreatic juices
B. reabsorb water from chyme
C. regulate the amount of bile released
D. break down hemoglobin
6. The teeth that are best adapted for tearing, piercing, and grasping food are the
A. incisors
B. cuspids(canines)
C. bicuspids
D. molars
7. The innermost layer of the alimentary canal that is composed of epithelium and carries out absorption and secretion is called the
A. serous layer
B. muscular layer
C. mucosa D. submucosa
8. The fingerlike projection of soft tissue that can be seen projecting downward from the soft palate is called the
A. pharynx
B. uvula
C. epiglottis
D. parotid
9. Peristalsis occurs in the digestive tract:
A. from the esophagus to the anus
B. in the stomach and small intestine only
C. in the small and large intestines only
D. in the stomach, small intestine, and large intestine only
10. Because of their location, swollen palatine tonsils may interfere with:
C. both breathing and swallowing
B. swallowing
A. breathing
11. Which of the following is NOT considered to be a salivary gland?
D. sublingual
C. parotid
B. parietal
A. submandibular
ease sooner dais
12. Gallstones are usually composed of :
A. potassium salts
B. uric acid
C. cholesterol
D. fatty acids
13. The organ that extends from the laryngopharynx through the medastinum is the
D. small intestine
A. esophagus
B. stomach
C. liver
14. When stomach acids belches back up the esophagus, the individual has a condition called
A. ulcer
B. hiatal hernia
C. constipation
D. reflux esophagittus
15. The lower portion of the stomach, just before the food enters the small intestine is called
A. fundus
B. phylorus
C. cardiac
D. buccunator
16. Cells found in the gastric glands that secrete an enzyme into the stomach are the
A. chief cells
B. parietal cells
C. mucous cells
D. pit cells
17. The bile from the gall bladder is released in response to the presence of small intestines.
A. proteins
B. nucleic acids
C. carbohydrates
in the
D. fats
18. Which is true concerning the enzyme pepsin?
A. It is secreted by salivary glands
B. It works best in a basic environment
C. It is produced by the goblet cells of the stomach
D. It is secreted in an inactive form
E. It begins the digestion of fats
19. The first part of the small intestine is called the:
A. duodenum
B. jejunum
C. ileum
D. сесит
20. The double layer fold of peritoneum that attaches to the small intestines and provides the intestines with blood and lymph is called:
A. Parietal peritoneum
B. visceral peritoneum
C. mesentery
21. Fat is absorbed through the walls of the small intestines and enters what?
A. blood
B. plasma
c. lymph
D. mucus intestine?
z. What is the name of the sphincter muscle located between the smal intestine and the
A. ileocecal valve
B. pyloric sphincter
C. cardiac sphincter
and small intestine?
23.What is the name of the valve that controls the movement of food between the stomach
A. ileocecal valve
B. pyloric sphincter
C. cardiac sphincter
24. The process by which bile causes the breakdown of fat globules into smaller droplets is called:
A. esterification
B. hydrolysis
C. emulsification
D. mastication
25.Which of the following is NOT a function of saliva?
A. helps in the formation of a food bolus
B. helps to remove food particles from the mouth and teeth
C. begins the digestion of fats
D. dissolves chemicals that are needed for you to taste food
26.Chemical digestion begins in the
A. mouth
B. esophagus
C. stomach
D. small intestine
27.Chemical digestion is completed in the
A. mouth
B. esophagus
C. stomach
D. small intestine
28. The salivary gland that is located under your tongue is the
A. massater
B. parotid
C. sublingual
D. submaxillary
29.Enzymes produced by the pancreas are released into the
A. ileum
B. stomach
C. jejunum
D. duodenum
30. Which of the following is NOT a function of the liver?
A. detoxifies or excretes many wastes
B. stores glycogen
C. produces many enzymes that are released into the small intestine for digestion
D. excretes cholesterol
31. The soft appearance of the lining of the small intestine (small finger-like projections) is due to the presence of
A. cilia
B. villi
C. mucus
D. capillaries
32. Which of the following nutrients are normally absorbed in the large intestine?
A. salts and water
B. vitamins and amino acids
C. enzymes and ammonia
D. mucus and chyme
33. Which of the following organs has endocrine and digestive functions?
A. brain
B. stomach
C. pancreas
D. liver
34. Which side of your body is your appendix found on (assuming you are normal)
A. left side
B. right side
C. in the middle
35. The portion of the large intestine that immediately follows the cecum or appendix is the
A. sigmoid colon
B. descending colon
C. ascending colon
D. transverse colon
36. The enzyme lipase will break down which substance(s)?
A. fats
B. carbohydrates
C. proteins
D. all of these
37.The mouth, pharynx, esophagus, stomach, small intestines and the large intestines make up the
A. complete digestive system
B. alimentary canal
C. frenulum
38. The layer of tissue that keeps the outer surface of the alimentary tube moist and slippery is the
A. mucosa
B. submucosa
C. muscular layer
D. serosa
39. The semifluid paste formed in the stomach by mixing food and gastric secretions is
A. muck
B. bile
C. gastric juices
D. chyme
40. The secretions of the pancreas are
A. acidic
B. basic
C. neutral
D. sticky
41. Where in the digestive system does most digestion occur?
A. stomach
B. ileum
C. jejunum
D. duodenum
E. both A and C ,.
42. carbohydrates are ingested in such foods as
A. meat and seafood
B. bread and pasta
C. butter and margarine
D. bacon
43.A carbohydrate that cannot be broken down by human digestive enzymes is
A. fructose
B. maltose
C. cellulose
D. starch
44.Which structure has a function in both the digestive and respiratory systems?
A. pharynx
B. esophagus
C. stomach
D. nose
45.Hepatitis is the inflammation of the
A. kidney
B. stomach
C. brain
D. liver
46.You can live without a stomach.
A. True
B. False
47.This substance helps the stomach walls from being digested.
A. gastrin
B. amylase
C. mucous
D. pepsin
48. This is a fatty, membranous layer that covers and protects the intestines.
A. Mesentery
B. Duodenum
C. Greater Omentum
D. Adipose
49.Most digestive enzymes are produced in the
A. Mouth
B. Stomach
C. Liver
D. Pancreas
50. The name of the part of the large intestine that starts at the cecum and ends at the upper right side of your abdomen is the
A. ascending colon
B. transverse colon
C. descending colon
D. sigmoid colon

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