Question 1

The function of the acinar cells of the pancreas is to secrete:

Accepted Answer

A)  bicarbonate. 
B)  enzymes. 
C)  mucus. 
D)  electrolytes. 
A)  bicarbonate. 
B)  enzymes. 
C)  mucus. 
D)  electrolytes.

Question 2

The _____ reflex inhibits gastric motility when the ileum becomes overdistended.

Accepted Answer

A)  ileogastric 
B)  gastroduodenal 
C)  gastroileal 
D)  colointestinal 
A)  ileogastric 
B)  gastroduodenal 
C)  gastroileal 
D)  colointestinal

Question 3

The _____ reflex initiates propulsion in the entire colon, usually during or immediately after eating.

Accepted Answer

A)  gastrocolic 
B)  ileocolic 
C)  duodenalcolic 
D)  cephalocolic 
A)  gastrocolic 
B)  ileocolic 
C)  duodenalcolic 
D)  cephalocolic

Question 4

The _____ sphincter controls the movement of chyme from the sigmoid colon into the rectum.

Accepted Answer

A)  Oddi 
B)  ileocecal 
C)  O'Beirne 
D)  internal anal 
A)  Oddi 
B)  ileocecal 
C)  O'Beirne 
D)  internal anal

Question 5

Mucus production to form the mucosal barrier in the stomach is stimulated by the release of:

Accepted Answer

A)  somatostatin. 
B)  gastrin. 
C)  prostaglandins. 
D)  histamine. 
A)  somatostatin. 
B)  gastrin. 
C)  prostaglandins. 
D)  histamine.

Question 6

Absorption of nutrients from the intestine occurs initially through the:

Accepted Answer

A)  lacteals. 
B)  villi. 
C)  lamina propria. 
D)  celiac veins. 
A)  lacteals. 
B)  villi. 
C)  lamina propria. 
D)  celiac veins.

Question 7

Analysis of a sample of normal saliva would most likely reveal:

Accepted Answer

A)  IgG. 
B)  IgD. 
C)  IgE. 
D)  IgA. 
A)  IgG. 
B)  IgD. 
C)  IgE. 
D)  IgA.

Question 8

The capillaries of the liver are lined in part by _____ cells, which are phagocytic.

Accepted Answer

A)  Glisson 
B)  Kupffer 
C)  Meissner 
D)  Lieberkühn 
A)  Glisson 
B)  Kupffer 
C)  Meissner 
D)  Lieberkühn

Question 9

Parasympathetic stimulation to the pancreas causes which of the following reactions?

Accepted Answer

A)  Hormonal inhibition 
B)  Enzyme secretion 
C)  Vasoconstriction 
D)  Decreased bicarbonate production 
A)  Hormonal inhibition 
B)  Enzyme secretion 
C)  Vasoconstriction 
D)  Decreased bicarbonate production

Question 10

The distal colon receives splanchnic blood flow from which artery?

Accepted Answer

A)  Celiac 
B)  Superior mesenteric 
C)  Inferior mesenteric 
D)  Omental 
A)  Celiac 
B)  Superior mesenteric 
C)  Inferior mesenteric 
D)  Omental

Question 11

During the cephalic and gastric phases of digestion, gallbladder contraction is mediated by branches of the:

Accepted Answer

A)  sympathetic nervous system. 
B)  somatic nervous system. 
C)  vagus nerve. 
D)  glossopharyngeal nerve. 
A)  sympathetic nervous system. 
B)  somatic nervous system. 
C)  vagus nerve. 
D)  glossopharyngeal nerve.

Exam 33: Structure and Function of the Digestive System

The function of the acinar cells of the pancreas is to secrete:

The _____ reflex inhibits gastric motility when the ileum becomes overdistended.

The _____ reflex initiates propulsion in the entire colon, usually during or immediately after eating.

The _____ sphincter controls the movement of chyme from the sigmoid colon into the rectum.

Mucus production to form the mucosal barrier in the stomach is stimulated by the release of:

Absorption of nutrients from the intestine occurs initially through the:

Analysis of a sample of normal saliva would most likely reveal:

The capillaries of the liver are lined in part by _____ cells, which are phagocytic.

Parasympathetic stimulation to the pancreas causes which of the following reactions?

The distal colon receives splanchnic blood flow from which artery?

During the cephalic and gastric phases of digestion, gallbladder contraction is mediated by branches of the:

Cellular Biology

Genes and Genetic Diseases

Altered Cellular and Tissue Biology

Fluids and Electrolytes, Acids and Bases

Innate Defenses: Inflammation

Adaptive Immunity

Hypersensitivities, Infection, and Immune Deficiencies

Stress and Disease

Biology of Cancer and Tumor Spread

Cancer Epidemiology, Manifestations, and Treatment

Cancer in Children

Structure and Function of the Neurologic System

Pain, Temperature, Sleep, and Sensory Function

Concepts of Neurologic Dysfunction

Alterations of Neurologic Function

Alterations of Neurologic Function in Children

Mechanisms of Hormonal Regulation

Alterations of Hormonal Regulation

Structure and Function of the Hematologic System

Alterations of Hematologic Function

Alterations of Hematologic Function in Children

Structure and Function of the Cardiovascular and Lymphatic Systems

Alterations of Cardiovascular Function

Alterations of Cardiovascular Function in Children

Structure and Function of the Pulmonary System

Alterations of Pulmonary Function

Alterations of Pulmonary Function in Children

Structure and Function of the Renal and Urologic Systems

Alterations of Renal and Urinary Tract Function

Alterations of Renal and Urinary Tract Function in Children

Structure and Function of the Reproductive Systems

Alterations of the Reproductive Systems, Including Sexually Transmitted Infections

Alterations of Digestive Function

Alterations of Digestive Function in Children

Structure and Function of the Musculoskeletal System

Alterations of Musculoskeletal Function

Alterations of Musculoskeletal Function in Children

Structure, Function, and Disorders of the Integument

Alterations of the Integument in Children

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