Question 1

The hepatic sinusoids

Accepted Answer

A)  transport bile. 
B)  have phagocytic cells in their lining. 
C)  are part of the portal triad. 
D)  connect to the gallbladder. 
E)  do not have a function. 
A)  transport bile. 
B)  have phagocytic cells in their lining. 
C)  are part of the portal triad. 
D)  connect to the gallbladder. 
E)  do not have a function.

Question 2

Which of the following does NOT illustrate digestion?

Accepted Answer

A)  Polysaccharides → disaccharides 
B)  Fat → fatty acids and glycerol 
C)  CO2 and H2O → carbohydrates 
D)  Protein → amino acids 
E)  Disaccharides → monosaccharides 
A)  Polysaccharides → disaccharides 
B)  Fat → fatty acids and glycerol 
C)  CO2 and H2O → carbohydrates 
D)  Protein → amino acids 
E)  Disaccharides → monosaccharides

Question 3

Sammy is a 67-year-old man that has the following digestive issues: GERD, peptic ulcers, and diarrhea. Which of the following is least likely to be a consequence of Sammy's age?

Accepted Answer

A)  Diarrhea 
B)  GERD 
C)  Peptic ulcer 
D)  Both "GERD" and "peptic ulcer" are correct. 
A)  Diarrhea 
B)  GERD 
C)  Peptic ulcer 
D)  Both "GERD" and "peptic ulcer" are correct.

Question 4

Match the enzyme with the products of its digestive activity.
-Pancreatic lipase

Accepted Answer

A) Glucose and galactose 
B) Amino acids 
C) Fatty acids and glycerol 
D) Maltose and isomaltose 
E) Polysaccharides and disaccharides 
A) Glucose and galactose 
B) Amino acids 
C) Fatty acids and glycerol 
D) Maltose and isomaltose 
E) Polysaccharides and disaccharides

Question 5

Arrange the following in proper sequence as they occur first in the body.
(1) Digestion
(2) Elimination
(3) Ingestion
(4) Absorption

Accepted Answer

A)  3, 4, 2, 1 
B)  1, 4, 3, 2 
C)  4, 1, 2, 3 
D)  3, 4, 1, 2 
E)  3, 1, 4, 2 
A)  3, 4, 2, 1 
B)  1, 4, 3, 2 
C)  4, 1, 2, 3 
D)  3, 4, 1, 2 
E)  3, 1, 4, 2

Question 6

Strong peristaltic contractions in the large intestine are called ________.

Accepted Answer

A)  segmental contractions 
B)  churning contractions 
C)  mass movements 
D)  rectal propulsions 
E)  defecation 
A)  segmental contractions 
B)  churning contractions 
C)  mass movements 
D)  rectal propulsions 
E)  defecation

Question 7

Which of the following components of saliva is mismatched with its function?

Accepted Answer

A)  Mucin - lubricant 
B)  Lysozyme - antibacterial properties 
C)  Bicarbonate - neutralizes acid 
D)  IgA - prevents infection 
E)  Salivary amylase - begins protein digestion 
A)  Mucin - lubricant 
B)  Lysozyme - antibacterial properties 
C)  Bicarbonate - neutralizes acid 
D)  IgA - prevents infection 
E)  Salivary amylase - begins protein digestion

Question 8

Diffusion and active transport are likely to be important in

Accepted Answer

A)  mastication of food. 
B)  absorption of food. 
C)  elimination of undigested food. 
D)  propulsion of food through the digestive tract. 
E)  mixing of food. 
A)  mastication of food. 
B)  absorption of food. 
C)  elimination of undigested food. 
D)  propulsion of food through the digestive tract. 
E)  mixing of food.

Question 9

Match the cell type with its function.
-Hepatocytes

Accepted Answer

A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes 
A) Produce hormones 
B) Produce mucus 
C) May protect intestinal epithelium 
D) Synthesize bile 
E) Produce digestive enzymes

Question 10

Which of the following is not associated with the large absorptive surface of the small intestine?

Accepted Answer

A)  Circular folds (plicae circulares) 
B)  Intestinal length 
C)  Microvilli 
D)  Villi 
E)  Rugae 
A)  Circular folds (plicae circulares) 
B)  Intestinal length 
C)  Microvilli 
D)  Villi 
E)  Rugae

Question 11

A cracker will "melt in your mouth" because of the action of lingual lipase.

Accepted Answer

A) True 
 B)False

Question 12

How much saliva is generally produced each day?

Accepted Answer

A)  ½ - 1 L 
B)  1 - 1½ L 
C)  2 - 3 L 
D)  4 - 5 L 
A)  ½ - 1 L 
B)  1 - 1½ L 
C)  2 - 3 L 
D)  4 - 5 L

Question 13

A blockage in the colon where the ascending colon turns to become the transverse colon would occur at the ________.

Accepted Answer

A)  ileocecal valve 
B)  hepatic flexure 
C)  splenic flexure 
D)  cardiac sphincter 
E)  gastric flexure 
A)  ileocecal valve 
B)  hepatic flexure 
C)  splenic flexure 
D)  cardiac sphincter 
E)  gastric flexure

Question 14

Why doesn't the stomach digest itself?

Accepted Answer

A)  The stomach wall lacks proteins so enzymes won't attack it. 
B)  The digestive enzymes in the stomach aren't efficient enough. 
C)  The stomach lining is too tough to be digested. 
D)  The stomach wall is protected by large amounts of mucus. 
E)  The stomach is protected by HCl. 
A)  The stomach wall lacks proteins so enzymes won't attack it. 
B)  The digestive enzymes in the stomach aren't efficient enough. 
C)  The stomach lining is too tough to be digested. 
D)  The stomach wall is protected by large amounts of mucus. 
E)  The stomach is protected by HCl.

Question 15

The distention of the stomach by food is the primary stimulus to begin the ________ phase of gastric secretion.

Accepted Answer

A)  cephalic 
B)  gastric 
C)  intestinal 
D)  cystic 
E)  hepatic 
A)  cephalic 
B)  gastric 
C)  intestinal 
D)  cystic 
E)  hepatic

Question 16

Inflammation of the stomach mucosa in the area superior to the pyloric sphincter is most appropriately referred to as ________.

Accepted Answer

A)  esophagitis 
B)  a duodenal ulcer 
C)  a hiatal hernia 
D)  gastric ulcer 
E)  indigestion 
A)  esophagitis 
B)  a duodenal ulcer 
C)  a hiatal hernia 
D)  gastric ulcer 
E)  indigestion

Question 17

Small droplets of digested lipids surrounded by bile salts are called ________.

Accepted Answer

A)  chylomicrons 
B)  micelles 
C)  monoglycerides 
D)  diglycerides 
E)  lacteals 
A)  chylomicrons 
B)  micelles 
C)  monoglycerides 
D)  diglycerides 
E)  lacteals

Question 18

Contact digestion takes place in/at the ________.

Accepted Answer

A)  gastric pits 
B)  surface of the gastric mucosa 
C)  intestinal crypts 
D)  brush border of the small intestine 
E)  cytoplasm in the cells of the small intestine 
A)  gastric pits 
B)  surface of the gastric mucosa 
C)  intestinal crypts 
D)  brush border of the small intestine 
E)  cytoplasm in the cells of the small intestine

Question 19

Which of the following would inhibit normal movements of the tongue?

Accepted Answer

A)  Swollen lips 
B)  Lingual frenulum extending to tip of tongue 
C)  Decrease in number of taste buds 
D)  Loss of all teeth 
E)  Swollen tonsils 
A)  Swollen lips 
B)  Lingual frenulum extending to tip of tongue 
C)  Decrease in number of taste buds 
D)  Loss of all teeth 
E)  Swollen tonsils

Question 20

Which structure moves food from the pharynx to the stomach?

Accepted Answer

A)  Larynx 
B)  Laryngopharynx 
C)  Esophagus 
D)  Epiglottis 
A)  Larynx 
B)  Laryngopharynx 
C)  Esophagus 
D)  Epiglottis

Exam 24: Digestive System

The hepatic sinusoids

Which of the following does NOT illustrate digestion?

Sammy is a 67-year-old man that has the following digestive issues: GERD, peptic ulcers, and diarrhea. Which of the following is least likely to be a consequence of Sammy's age?

Match the enzyme with the products of its digestive activity. -Pancreatic lipase

Arrange the following in proper sequence as they occur first in the body. (1) Digestion (2) Elimination (3) Ingestion (4) Absorption

Strong peristaltic contractions in the large intestine are called ________.

Which of the following components of saliva is mismatched with its function?

Diffusion and active transport are likely to be important in

Match the cell type with its function. -Hepatocytes

Which of the following is not associated with the large absorptive surface of the small intestine?

A cracker will "melt in your mouth" because of the action of lingual lipase.

How much saliva is generally produced each day?

A blockage in the colon where the ascending colon turns to become the transverse colon would occur at the ________.

Why doesn't the stomach digest itself?

The distention of the stomach by food is the primary stimulus to begin the ________ phase of gastric secretion.

Inflammation of the stomach mucosa in the area superior to the pyloric sphincter is most appropriately referred to as ________.

Small droplets of digested lipids surrounded by bile salts are called ________.

Contact digestion takes place in/at the ________.

Which of the following would inhibit normal movements of the tongue?

Which structure moves food from the pharynx to the stomach?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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