Gastrointestinal System
Which of the following presents the structures through which chyme travels in the correct sequence?
Oesophagus, ileum, duodenum, ileo-caecal valve, transverse colon, rectum
Stomach, duodenum, ileum, transverse colon, ileo-caecal valve, rectum
Stomach, duodenum, transverse colon, ileum, rectum, ileo-caecal valve
Ileo-caecal valve, stomach, duodenum, transverse colon, ileum, rectum
Stomach, duodenum, ileum, transverse colon, ileo-caecal valve, rectum
Food is not referred to as “chyme” until after it is in the stomach (excludes A). Rectum is the last structure (excludes C). Stomach should be before ileo-caecal valve (excludes D).
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Which statement best describes the process of glycogenesis?A. The digestion of glycogen in the diet
B. The conversion of fat into glycogen in muscle tissue
C. The conversion of glucose into glycogen in the liver
D. The conversion of glycogen into glucose in muscle tissue
What is the process in the digestion of food molecules that produces their monomers called?
A. Polymerisation
B. Hydrolysis
C. Isomerisation
D. Deamination
What are the end-products of carbohydrate digestion?
A. Monosaccharides
B. Disaccharides
C. Glucose
D. Risaccharides
What the products of hydrolysis of lipids?
A. Monosaccharides
B. Chylomicrons
C. Amino acids and small peptides
D. Free fatty acids and monoglycerols
What is a function of the SMALL intestine? To:
A. Temporarily store ingested food
B. Absorb the products of digestion
C. Participate in mechanical digestion
D. Secrete hydrochloric acid
Which enzyme below digests proteins?
A. Nuclease
B. Maltase
C. Carboxypeptidase
D. Transaminase
Which layer of the alimentary canal is responsible for absorbing the products of digestion?
A. Muscularis interna
B. Mucosa
C. Serosa
D. Submucosa
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