The number of lobes in the human liver is:

1. 2

2. 3

3. 4

4. 5

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

The intestinal enzymes require an alkaline pH to act. This is accomplished by the secretions of all the following except:

The proteolytic enzymes of pancreatic juice act on all the following except:

1. Proteins

2. Proteoses

3. Peptones

4. Aminopeptides

Hormonal control of the secretion of digestive juices is carried out by:

1. local hormones produced by the gastric and intestinal mucosa

2. hypothalamic hormones

3. hormones of the anterior pituitary gland

4. hormones of adrenal cortex

The drug acetyl salicylic acid is quickly absorbed in:
1. Duodenum
2. Stomach
3. Jejunum
4. Ileum

All the following statements are correct regarding Hepatitis A except:

1. It is an inflammation of liver caused by an RNA virus

2. It is usually spread by eating food or drinking water contaminated with infected feces.

3. It can cause jaundice in humans.

4. A vaccine has not yet been made to prevent its infection.

The most common cause of diarrhea in young children is:

1. Escherichia coli

2. Rotavirus

3. Entamoeba histolytica

4. Salmonella typhi