WGU UNIVERSITY OF HEALTH AND MEDICAL SCIENCES
DEPARTMENT OF HUMAN ANATOMY AND PHYSIOLOGY
END OF TERM EXAMINATION – 2025/2026 ACADEMIC YEAR
Anatomy and Physiology
1) The mechanical and chemical receptors that control digestive activity are located ________.
A) in the glandular tissue that lines the organ lumen
B) in the walls of the tract organs
C) in the pons and medulla
D) only in the esophagus because this is the only part of the tract that needs to change to
accommodate food passage
B
2) The function of the hepatic portal circulation is to ________.
A) carry toxins to the venous system for disposal through the urinary tract
B) collect absorbed nutrients for metabolic processing or storage
C) distribute hormones
D) return glucose to the general circulation when blood sugar is low
B
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,3) The chemical and mechanical processes of food breakdown are called ________. '
A) digestion
B) absorption
C) ingestion
D) secretion
A
4) When we ingest large molecules such as lipids, carbohydrates, and proteins, they must
undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is
called ________.
A) absorption
B) secretion
C) chemical digestion
D) mechanical digestion
C
5) The sheets of peritoneal membrane that hold the digestive tract in place are called ________.
A) mesenteries
B) lamina propria
C) serosal lining
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, D) mucosal lining
A
6) From the esophagus to the anal canal, the walls of every organ of the alimentary canal are
made up of the same four basic layers. Arrange them in order from the lumen.
A) muscularis externa, serosa, mucosa, and submucosa
B) serosa, mucosa, submucosa, and muscularis externa
C) submucosa, serosa, muscularis externa, and mucosa
D) mucosa, submucosa, muscularis externa, and serosa
D
7) Which of the following is not a factor that helps create the stomach mucosal barrier?
A) thick coating of bicarbonate-rich mucus
B) tight junctions of epithelial mucosa cells
C) replacing of damaged epithelial mucosa cells
D) rennin
D
8) What part of the tooth bears the force of chewing?
A) crown
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DEPARTMENT OF HUMAN ANATOMY AND PHYSIOLOGY
END OF TERM EXAMINATION – 2025/2026 ACADEMIC YEAR
Anatomy and Physiology
1) The mechanical and chemical receptors that control digestive activity are located ________.
A) in the glandular tissue that lines the organ lumen
B) in the walls of the tract organs
C) in the pons and medulla
D) only in the esophagus because this is the only part of the tract that needs to change to
accommodate food passage
B
2) The function of the hepatic portal circulation is to ________.
A) carry toxins to the venous system for disposal through the urinary tract
B) collect absorbed nutrients for metabolic processing or storage
C) distribute hormones
D) return glucose to the general circulation when blood sugar is low
B
1|Page
,3) The chemical and mechanical processes of food breakdown are called ________. '
A) digestion
B) absorption
C) ingestion
D) secretion
A
4) When we ingest large molecules such as lipids, carbohydrates, and proteins, they must
undergo catabolic reactions whereby enzymes split these molecules. This series of reactions is
called ________.
A) absorption
B) secretion
C) chemical digestion
D) mechanical digestion
C
5) The sheets of peritoneal membrane that hold the digestive tract in place are called ________.
A) mesenteries
B) lamina propria
C) serosal lining
2|Page
, D) mucosal lining
A
6) From the esophagus to the anal canal, the walls of every organ of the alimentary canal are
made up of the same four basic layers. Arrange them in order from the lumen.
A) muscularis externa, serosa, mucosa, and submucosa
B) serosa, mucosa, submucosa, and muscularis externa
C) submucosa, serosa, muscularis externa, and mucosa
D) mucosa, submucosa, muscularis externa, and serosa
D
7) Which of the following is not a factor that helps create the stomach mucosal barrier?
A) thick coating of bicarbonate-rich mucus
B) tight junctions of epithelial mucosa cells
C) replacing of damaged epithelial mucosa cells
D) rennin
D
8) What part of the tooth bears the force of chewing?
A) crown
3|Page
