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Quiz 140
Mdcat-past-papers Quiz
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2781. Intrinsic factor is secreted by :
Pancreas
Liver
stomach
Duodenum
2782. Which of the following does not produce by pancreas?
trypsin
amylase
pepsin
lipase
2783. Digestion of which food component starts from oral cavity?
Vitamins
Fats
Carbohydrates
Proteins
2784. In large intestine,vitamin K is formed by the activity of
Symbiotic bacteria
Obligate bacteria
Parasitic bacteria
Facultative
2785. Goblet cells secrete:
HCI
Mucus
Enzymes
Amylase
2786. Which of following are absorbed in large intestine:
Water and salts
Salts and glycerol
Water and peptones
Amino acids and sugars
2787. In humans,Escherichia coli are involved in the formation of:
Calcium
Vitamin A
Vitamin D
Vitamin K
2788. Lymph vessel of villi is called:
Epithelium
Adrenals
Afferent lymph vessel
Lacteal
2789. The hormone which inhibits the secretion of pancreatic juice is :
Secretin
Thyroxin
Gastrin
Calcitonin
2790. The emulsification of fats is the role of:
Saliva
Pancreatic juice
Gastrin
Bile
2791. Proteins components of food are digested by enzymatic secretions of:
Goblet cells
Parietal cells
Zymogen cells
Oxyntic cells
2792. Digestive system consists of different layers. The innermost is called:
Submucosa
Mucosa
Muscularis
Serosa
2793. In humans,Escherichia coli are involved in the formation of:
Calcium
Vitamin A
Vitamin D
Vitamin K
2794. Digested food from intestine is carried to the liver by:
Hepatic artery
Hepatic vein
Hepatic Portal vein
Hepatic portal artery
2795. Upon initial hydrolysis starch yields:
Maltose
Glucose
Sucrose
Mannose
2796. A hormone secreted form the duodenal mucosa that changes the inactive trypsinogen into trypsin is:
Peptone
Ecdysone
Enterokinase
Amylase
2797. What is the contribution of hormone cholecystokinin?
Facilitates bile release from gall bladder
Mucus release from stomach
Production of bile from liver
Gastric juice release from stomach
2798. Which of the following is not a component of bile?
Digestive enzymes
Salts
Mucus
Lecithin
2799. The first chemical digestion of proteins takes place in the:
Mouth
Oesophagus
Stomach
Intestine
2800. Select the hormone which increase the activity of parietal and chief cells:
Cholecystokinin
Secretin
Gastrin
Acetylcholine
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