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Free download in PDF Digestion and Absorption Multiple Choice Questions (MCQs) with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which form of fats is absorbed into the intestinal cells?
[A]
micelles
[B]
chylomicrons
[C]
fatty acids
[D]
both a) and b)
(2)
Function of caecum is to carryout digestion of
[A]
starch
[B]
proteins
[C]
cellulose
[D]
fats
(3)
Part of the stomach which opens into the duodenum?
[A]
cardiac
[B]
pyloric
[C]
fundus
[D]
body
(4)
Which is the hardest material of the human body?
[A]
Dentine
[B]
Enamel
[C]
Teeth
[D]
Bone
(5)
Which one of the following pairs of food components in humans reaches the stomach totally undigested
[A]
starch and cellulose
[B]
protein and starch
[C]
starch and fat
[D]
fat and cellulose
Answer: fat and cellulose
(6)
A young infant may be feeding entirely on mother’s milk which is white in colour but he possesses yellowish coloured stools.What is this yellow colour due to?
[A]
Pancreatic juice poured into duodenum
[B]
Intestinal juice
[C]
Bile pigments passed through bile juice
[D]
Undigested milk protein casein
Answer: Bile pigments passed through bile juice
(7)
The absorption of water,alcohol and monosaccharidesoccour in
[A]
gastric mucosa
[B]
mucosa of ileum
[C]
intestinal mucosa
[D]
none of the above
(8)
Select what is not true of intestinal villi among followings:
[A]
They possesses microvilli
[B]
They increase the surface area
[C]
They are supplied with capillaries and the lacteal vessels
[D]
They only participate in digestion of fats
Answer: They only participate in digestion of fats
(9)
Hepatopancreatic duct opens into the duodenum and carries
[A]
Bile
[B]
Pancreatic juice
[C]
both bie and pancreatic juice
[D]
saliva
Answer: both bie and pancreatic juice
(10)
One of the following is not a common disorder associated with digestive system:
[A]
Tetanus
[B]
Diarrhoea
[C]
Jaundice
[D]
Dysentery
(11)
Which one of the following is a non reducing carbohydrate?
[A]
Maltose
[B]
Sucrose
[C]
Lactose
[D]
Ribose 5 –phosphate
(12)
Where do certain symbiotic microorganisms normally occour in human body?
[A]
Caecum
[B]
oral lining and toungue surface
[C]
Vermiform appendix and rectum
[D]
Duodenum
(13)
What is the another name of gastro oesophageal sphincter?
[A]
pyloric sphincter
[B]
gastro duodenal sphincter
[C]
cardiac sphincter
[D]
sphincter of oddi
Answer: cardiac sphincter
(14)
In humans,which opening is guarded by sphincter of Oddi?
[A]
Opening of hepatopancreatic ampulla into duodenum
[B]
Opening of stomach into duodenum
[C]
Opening of oesophagus into stomach
[D]
Opening of bile duct into gall bladder
Answer: Opening of hepatopancreatic ampulla into duodenum
(15)
The epithelium of the mucosa remain unaffected from HCl due to
[A]
mucous continues to lubricate the inner lining
[B]
bicarbonates present in the gastric juices protect the linings
[C]
both a) and b)
[D]
none of the above
(16)
Which of the following cells produce HCl ?
[A]
B-cell
[B]
α-cell
[C]
Oxyntic cell
[D]
Chief cell
(17)
What is frenulum?
[A]
it is the fold by which tongue is attached to the floor of oral cavity
[B]
it is an adenoid which is present on pharyngeal wall
[C]
it is a tonsil like structure
[D]
it is a V-shaped furrow which divides the surface of tongue
Answer: It is the fold by which tongue is attached to the floor of oral cavity
(18)
Thecodont,diphyodont and heterodont teeth are characterstic of
[A]
Aves
[B]
Reptiles
[C]
Mammals
[D]
Amphibians
(19)
The small intestine has three parts. The first part is called
[A]
Duodenum
[B]
Oesophagus
[C]
Larynx
[D]
None of the above
(20)
________ is a characteristic feature of epithelial cells of the intestine
[A]
Glottis
[B]
Pilus
[C]
Bolus
[D]
Microvilli
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