7233250
Descrição
Quiz por Alexandra Bozan, atualizado more than 1 year ago
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Criado por Alexandra Bozan
quase 8 anos atrás
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Questão 1
Questão
The more common term for deglutition is
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chewing
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swallowing
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mechanical digestion
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vomiting
Questão 2
Questão
Which of the following organs has a mucosal layer that is composed of columnar epithelium with a brush border of microvilli to enhance absorption?
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Esophagus
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Large intestine
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Small intestine
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Stomach
Questão 3
Questão
As the food in the stomach is repeatedly squeezed and mixed with gastric juices, it is converted into a semifluid material called:
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bolus
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bile
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feces
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chyme
Questão 4
Questão
Hydrochloric acid is released from cells in the:
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stomach
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small intestine
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large intestine
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All of the above
Questão 5
Questão
The greatest proportion of the tooth shell consists of
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enamel
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dentin
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gingivae
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cementum
Questão 6
Questão
The flap of tissue suspended from the midpoint of the posterior border of the soft palate is the
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fauces
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frenulum
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uvula
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gingiva
Questão 7
Questão
Which of the following stomach cell types is not correctly matched with its function
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mucus cells produce mucus
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parietal cells produce hydrochloric acid
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chief cells produce pepsinogen
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endocrine cells produce intrinsic factor
Questão 8
Questão
Bile component essential for emulsification
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bile salts
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bile pigments
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bilirubin
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all of these
Questão 9
Questão
The disaccharide maltose is made up of
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Glucose and glucose
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Glucose and fructose
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Glucose and galactose
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None of the above
Questão 10
Questão
Bile contains all the following substances except:
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bile salts
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lecithin
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amylase
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bilirubin
Questão 11
Questão
Triglyceride is also known as:
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sugar
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polysaccharide
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protein
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fat
Questão 12
Questão
The last function of the digestive system is:
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elimination
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absorption
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motility
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secretion
Questão 13
Questão
Decreased levels of bile salts in bile would interfere with digestion of:
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protein
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fat
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disaccharide
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complex carbohydrate
Questão 14
Questão
Cellulose often remains undigested. It belongs to this group :
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carbohydrates
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meat proteins
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undigested fats
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undigested connective tissue
Questão 15
Questão
The process of fat emulsification consists of
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chemically breaking down fat molecules
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the secretion of digestive juices for fat digestion
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absorption of fats
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breaking fats into small droplets
Questão 16
Questão
Pancreatic juice contains which of the following:
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amylase
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trypsin
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peptidase
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lipase
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all of the above
Questão 17
Questão
Receives food directly from the oral cavity?
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nasopharynx
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oropharynx
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laryngopharynx
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esophagus
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stomach
Questão 18
Questão
Which of the following organs is part of the GI tract:
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teeth
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salivary gland
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liver
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gall bladder
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stomach
Questão 19
Questão
Which of the following is not an anatomical part of the small intestine?
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Duodenum
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Cecum
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Ileum
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Jejunum
Questão 20
Questão
Which structure helps anchor the tongue to the floor of the mouth?
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Philtrum
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Plica fimbriata
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Lingual frenulum
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Fauces
Questão 21
Questão
An incision into the wall of the GI tract would cut, in order, from outside to inside:
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mucosa, submucosa, muscularis, and serosa
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serosa, submucosa, muscularis, and mucosa
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serosa, muscularis, submucosa, and mucosa
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muscularis, submucosa, mucosa, and serosa
Questão 22
Questão
The hard palate consists of portions of
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four bones: three maxillae and one palatine
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two bones: one maxillae and one palatine
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four bones: two maxillae and two palatines
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two bones: two palatines
Questão 23
Questão
Which of the following is true about the main organs of the digestive system?
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They are involved in chemical digestion only, not mechanical digestion.
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They do not produce the enzymes used in digestion; enzymes are produced by associate organs.
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They form a tube through the body called the alimentary canal.
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All of the above are true of the main organs of digestion.
Questão 24
Questão
The first phase of deglutition or swallowing occurs in the:
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pharynx
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larynx
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esophagus
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oral cavity
Questão 25
Questão
The gastric phase of gastric juice secretion is triggered by
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sight, thought, smell of food
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entry of protein rich foods into stomach
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entry of chyme into small intestine
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entry of chyme into large intestine
Questão 26
Questão
Digestion uses the following methods in this order to accomplish its function.
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Ingestion, absorption, secretion
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Ingestion, secretion, absorption
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Absorption, secretion, ingestion
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Absorption, ingestion, secretion
Questão 27
Questão
Which of the following protein-digesting enzymes is made in the stomach?
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Trypsin
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Chymotrypsin
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Pepsin
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Peptidase
Questão 28
Questão
Mechanical digestion:
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chewing
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peristalsis
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segmentation
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motility
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all of the above
Questão 29
Questão
Gastric juice contains all the following substances except:
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intrinsic factor
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enterokinase.
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hydrochloric acid
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pepsin
Questão 30
Questão
The contents of the stomach are emptied into the:
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duodenum
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ileum.
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jejunum
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cecum
Questão 31
Questão
Which layer of the digestive tract is in direct contact with the food consumed:
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mucosa
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muscularis
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submucosa
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serosa
Questão 32
Questão
The cardiac sphincter controls the flow of food into:
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esophagus
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small intestine
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stomach
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large intestine
Questão 33
Questão
Which of the following is true about bile?
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It is made in the gallbladder, stored in the gallbladder, and emptied into the duodenum.
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It is made in the liver, stored in the gallbladder, and emptied into the stomach.
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It is made in the gallbladder, stored in the liver, and emptied into the jejunum.
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It is made in the liver, stored in the gallbladder, and emptied into the duodenum.
Questão 34
Questão
Which of the following organs is classified as a dual gland (both exocrine and endocrine)?
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Gallbladder
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Liver
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Pancreas
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both Gallbladder and Pancreas
Questão 35
Questão
Which of the following is not a digestive enzyme for lipids?
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Bile
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Lipase
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Phospholipase
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All of the above are digestive enzymes for lipids.
Questão 36
Questão
This monosaccharide is found in all three of the most common disaccharides.
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Fructose
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Glucose
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Galactose
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Levulose
Questão 37
Questão
Polysaccharides are hydrolyzed by enzymes known as:
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lipase
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proteases
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maltase
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amylase
Questão 38
Questão
Digestion of protein begins in the
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mouth
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esophagus
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stomach
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duodenum
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jejunum
Questão 39
Questão
The largest gland in the body?
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pituitary
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thyroid
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thymus
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liver
Questão 40
Questão
Which of the following is not a function of the stomach?
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It. serves as a reservoir for storage of food
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It destroys pathogenic bacteria
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It begins the absorption of proteins
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All of the above are functions of the stomach.
Questão 41
Questão
A permanent set of teeth normally consists of [blank_start]32[blank_end] teeth.
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32
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26
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30
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36
Questão 42
Questão
Which of the following is not a division of the stomach?
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Rugae
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Body
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Pylorus
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Fundus
Questão 43
Questão
Beginning with the largest structure which of the following is a correct description of the small intestine's adaptation for absorption?
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villi, microvilli, plicae
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plicae, villi, microvilli
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microvilli,villi, plicae
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microvilli, plicae, villi
Questão 44
Questão
A blockage of the ducts from the parotid glands would result in:
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increased secretion of saliva
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interference in carbohydrate digestion in mouth
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elimination of sense of taste
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elimination of sense of smell
Questão 45
Questão
The disaccharide lactose is made up of which two monosaccharides?
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Glucose and glucose
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Glucose and fructose
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Glucose and galactose
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None of the above
Questão 46
Questão
Chemical digestion:
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peristalsis
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segmentation
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chewing
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enzymatic hydrolysis
Questão 47
Questão
An enzyme that will digest proteins into peptides:
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lipase
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amylase
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nuclease
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trypsin
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maltase
Questão 48
Questão
The disaccharide sucrose is made up of which two monosaccharides?
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Glucose and glucose
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Glucose and fructose
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Glucose and galactose
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None of the above
Questão 49
Questão
Which phase(s) of gastric secretion is/are stimulated by the sight, taste, and smell of food?
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Intestinal phase
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Cephalic phase
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Gastric phase
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All of the above
Questão 50
Questão
Which of the following structures is anatomically the longest?
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Esophagus
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Duodenum
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Jejunum
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Ileum
Questão 51
Questão
Which of the following is not associated with the large intestine?
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Pyloric sphincter
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Cecum
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Appendix
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Transverse colon
Questão 52
Questão
Which of the following statements is true?
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The cystic duct and the pancreatic duct join to form the common bile duct.
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The common bile duct is formed by the joining of the cystic duct from the liver and the hepatic duct from the gallbladder.
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The pancreatic duct and the hepatic duct join to form the common bile duct.
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None of the above is true.
Questão 53
Questão
In the stomach, hydrochloric acid is secreted by the:
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a. chief cells
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b. parietal cells
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c. lymph nodules
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d. Both A and B
Questão 54
Questão
As the food in the stomach is repeatedly squeezed and mixed with gastric juices, it is converted into a semifluid material called:
Responda
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bolus
-
bile
-
feces
-
chyme
Questão 55
Questão
The brush border of the intestinal mucosa consists of:
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hair cells
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villi
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cilia
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microvilli
Questão 56
Questão
Segmentation is different from peristalsis because:
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segmentation only occurs in the stomach
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it is a type of mechanical digestion
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it does not move food through the digestive tract
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There is no difference between segmentation and peristalsis
Questão 57
Questão
Which of the following is not digested prior to absorption
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water
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mineral
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glucose
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fatty acid
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all of the above
Questão 58
Questão
An end-product of fat digestion is:
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glycerol
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glucose
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glycogen
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galactose
Questão 59
Questão
The numerous small elevations on the surface of the tongue that support taste buds are called:
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cilia
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rugae
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villi
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papillae
Questão 60
Questão
Which of the following is not a function of the liver?
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Production of bile
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Secretion of insulin
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Storage of iron and vitamins
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Glycogen synthesis
Questão 61
Questão
Which one of the following is a function of the digestive system:
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absorption of nutrients
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food ingestion
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elimination of undigested food
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all of the above
Questão 62
Questão
Proteins are broken down into peptides by enzymes in:
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a. gastric juices
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b. pancreatic juices
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c. intestinal secretions
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d. both A and B
Questão 63
Questão
Carbohydrate digestion begins in the:
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mouth
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esophagus
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stomach
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duodenum
-
ileum
Questão 64
Questão
A major final product of carbohydrate digestion:
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glucose
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sucrose
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lactose
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maltose
Questão 65
Questão
Which of these is not an example of mechanical digestion?
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Moistening the food
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Changing food from large to small particles
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Propelling food through the digestive tract
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All of the above are examples of mechanical digestion.
Questão 66
Questão
Which of the following is Not an accessory organ of the digestive system?
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salivary gland
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esophagus
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pancreas
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gall bladder
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liver
Questão 67
Questão
The enzyme pepsin begins the digestion of:
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carbohydrates
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protein
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fat
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all of the above
Questão 68
Questão
The oral fissure divides the:
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upper lip from the lower lip
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cheek muscle from the teeth
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right and left sides of the palate
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right side of the tongue from the left side of the tongue
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