MCQs: Digestive System, Part 1 of 4.

Click Here for the Notes on "Stomach."

MCQs: Digestive System, Part 1 of 3.

Test.

  

 

1. Process of breaking large and complex food molecules into smaller and simple molecules easy for absorption is called ----
   1.   Absorption.
   2.   Respiration.
   3.   Excretion.
   4.   Digestion.
2. Which of the following is not a part of the Alimentary canal?
   1.   Mouth,
   2.   Tongue,
   3.   Oesophagus,
   4.   Stomach,
3. Mucosa of Mouth, Phyrenx, Oesophagus and anal canal contains ----------.
   1.   Squamous stratified epithelium.
   2.   Simple Squamous Epithelium.
   3.   Cuboidal epithelium.
   4.   Columnar Epithelium.
4. Mucosa of stomach and intestine contains ----------.
   1.   Squamous stratified epithelium.
   2.   Simple Squamous Epithelium.
   3.   Cuboidal epithelium.
   4.   Columnar Epithelium.
5. Goblet Cells are modified --------.
   1.   Squamous stratified epithelium.
   2.   Simple Squamous Epithelium.
   3.   Cuboidal epithelium.
   4.   Columnar Epithelium.
6. MALT ( Mucosa associated Lymphoid Tissue) , which protects from food-borne infections present in which layer of Mucosa?
   1.   Epithelium
   2.   Lamina propria.
   3.   Muscularis mucosa.
   4.   All of the above.
7. Which layer of Mucosa imparts mechanical digestion?
   1.   Epithelium
   2.   Lamina propria.
   3.   Muscularis mucosa.
   4.   All of the above.
8. Muscularis externa is a double layer in the intestine while in the stomach it is -----.
   1.   Single Layered.
   2.   Double Layered.
   3.   Triple Layered.
   4.   Four Layered.
9. Sclerosa is present only on organs inside the abdominal cavity.
   1.   True.
   2.   False.
10. Instead of Serosa, the mouth, pharynx and oesophagus contain a dense sheet of collagen fibers called -------.
    1.   Adventitia.
    2.   Muscularis.
    3.   Capsule.
    4.   Fascia.
11. Stomach is present between the Oesophagus and -------.
    1.   Duodenum.
    2.   Jejunum.
    3.   Ileum.
    4.   Caecum.
12. It is a “-------” shaped organ.
    1.   Star.
    2.   S.
    3.   J.
    4.   H.
13. Cardiac Sphincter is present in between Stomach & ----- ?
    1.   Oesophagus.
    2.   Duodenum..
    3.   Jejunum..
    4.   Ileum.
14. Pyloric Sphincter is present in between Stomach & ----- ?
    1.   Oesophagus.
    2.   Duodenum..
    3.   Jejunum..
    4.   Ileum.
15. Gastric acid is secreted in the stomach by ----.
    1.   Mucous cells.
    2.   Parietal cells.
    3.   Chief cells.
    4.   G cells.
16. Pepsin, a proteolytic enzyme is secreted in the stomach by ----.
    1.   Mucous cells.
    2.   Parietal cells.
    3.   Chief cells.
    4.   G cells.
17. Hormone Gastrin is secreted in the stomach by ----.
    1.   Mucous cells.
    2.   Parietal cells.
    3.   Chief cells.
    4.   G cells.
18. ------ regulates entry of chyme in the small intestine and reverse entry into the stomach.
    1.   Pyloric sphincter.
    2.   Cardiac sphincter.
    3.   Ileocaecal sphincter.
    4.   None of the above.
19. ------- prevents reflux of acidic contents in the oesophagus.
    1.   Pyloric sphincter.
    2.   Cardiac sphincter.
    3.   Ileocaecal sphincter.
    4.   None of the above.
20. pH of an empty stomach normally lies in between -----,
    1.   1-3.
    2.   3-5
    3.   5-7
    4.   7-9