A column-shaped cell found in the respiratory and intestinal tracts, which secretes the main component of mucus, is the:

1. G cell	2. enterochromaffin-like cell
3. parietal cell	4. goblet cell

Perhaps the only function of stomach that appears to be essential for life is the:
1. bactericidal action of HCl
2. digestion of proteins
3. absorption of drugs like acetyl salicylic acid
4. secretion of intrinsic factor

The part of the small intestine that has maximum length is the:
1. duodenum
2. jejunum
3. ileum
4. colon

The term brush border refers to:

Identify a brush border enzyme amongst the following:
1. rennin
2. lactase
3. trypsin
4. pancreatic amylase

The characteristic color of urine and feces is due to:
1. urobilinogen
2. free bilirubin
3. conjugated bilirubin
4. bile salts

A metabolic pathway that results in the generation of glucose from non-carbohydrate carbon substrates such as lactate, glycerol, and glucogenic amino acids is called as:
1. glycogenesis
2. glycogenolysis
3. gluconeogenesis
4. lipogenesis

The first hormone to be discovered discovered was [Bayliss and Starling]:
1. insulin
2. secretin
3. leptin
4. thryoxin

The function of human gall bladder would be that it:
1. Synthesizes bile
2. Stores and concentrates bile
3. Secretes secretin
4. Secretes cholecystokinin

Identify the correct statement:
1. Cabohydrate digestion begins in the stomach
2. Polsaccharides are broken down to monosaccharides by amylase
3. Disaccharides are actively transported across the epithelium of the small intestine
4. Final luminal digestion of carbohydrates produces monosaccharides