Practice Quizzes

Chapter 4: The Human Body: From Food to Fuel

1: The heart pumps fluid through the vascular and lymphatic systems.
TRUE
FALSE
2: The esophageal sphincter refers to the opening between the esophagus and the
esophahus
stomach
small intestine
large intestine
3: The ______ is the longest part of the small intestine.
duodenum
jejunum
ileum
colon
4: What would happen if pepsin was not released in the stomach after eating?
carbohydrates would not be digested
fats would not be absorbed
proteins would be not be digested
vitamin B12 would not be absorbed
5: The correct pathway for bile is the gallbladder, pancreas, small intestine.
TRUE
FALSE
6: Another name for the alimentary canal is the
GI tract.
esophagus.
large intestine.
bile duct.
7: Which organ does not contribute any enzymes for digestion?
mouth
pancreas
liver
gallbladder
8: The gallbladder mainly functions to
store and concentrate bile from the liver
release Ach
digest lipids and proteins
absorb pepsin
9: Vitamin B12 cannot be absorbed without the presence of
amylase
pepsin
glucagon
intrinsic factor
10: Proteins in the body that speed up the rate of chemical reactions but are not altered in the process
hormones
sphincters
enzymes
emulsifiers
11: Doctors recommend that patients with GERD avoid foods such as chocolate and coffee.
TRUE
FALSE
12: Which food would not be a concentrated a good source of fiber?
legumes
broccoli
bananas
enriched bread
13: The digestion of starch begins in the
mouth
duodenum
stomach
ileum
14: After it has done its work, most bile is reabsorbed and returned to the ____ for recycling.
liver
gallbladder
esophagus
stomach
15: A disruptive state of intestinal motility with no known cause
rritable bowel syndrome
gastroesophageal reflux disease
diverticulosis
lactose intolerance
diverticulitis
16: The wavelike, rhythmic muscular contrations of the GI tract that prpel its contents down the tract
segmentation
peristalsis
chyme
elimination
17: Which of the following is not an assisting organ of the GI tract?
gallbladder
pancreas
sphincter
liver
18: Flatus composition depends largely on dietary carbohydrate intake and the activity of the colon’‘‘‘s bacterial population.
TRUE
FALSE
19: There are 2 different pairs of salivary glands
TRUE
FALSE
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