Amongst the enteroendocrine cells, histamine is secreted by:
1. Enterochromaffin cells
2. Enterochromaffin like cells
3. I cells
4. D cells
Marasmus is not characterized by:
1. Inadequate energy intake in all forms, including proteins
2. Loss of muscle mass and subcutaneous fat
3. Edema
4. an occurrence prior to age of 1 year
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Sufficient calorie intake but with insufficient protein intake, edema and an enlarged liver with fatty infiltrates characterize the disorder:
1. Kwashiorkor
2. Marasmus
3. Bulimia
4. Anorexia nervosa
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The part of the small intestine where maximum absorption takes place is lined by:
1. Squamous epithelium
2. Cuboidal brush bordered epithelium
3. Columnar brush bordered epithelium
4. Transitional epithelium
The number of lobes in the human liver is:
1. 2
2. 3
3. 4
4. 5
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The majority of the iron absorbed from digested food or supplements is absorbed in the:
1. Duodenum
2. Jejunum
3. Ileum
4. Cecum
The pancreatic acini:
1. Produce insulin and glucagon
2. Produce somatostatin
3. Secrete hydrolases
4. Store glucose and fats
Lipases can be activated by:
1. HCl
2. Secretions of Brunner’s glands
3. Bile
4. Cholecystokinin
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The intestinal enzymes require an alkaline pH to act. This is accomplished by the secretions of all the following except:
1. Goblet cells | 2. Brunner’s glands |
3. Parietal cells | 4. Pancreas |
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The proteolytic enzymes of pancreatic juice act on all the following except:
1. Proteins
2. Proteoses
3. Peptones
4. Aminopeptides
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