Digestive System 3 (Objective Type Questions)

Functional Types of movements in the GIT:


32. The basic propulsive movement of the GIT tract is called ..........................

33. The usual stimulus for intestinal peristalsis is called ...............................

34. peristalsis is stimulated by :

a) chemical stimulus

b) physical stimulus

c) parasympathetic nervous signals

d) Both a&b

e) only c

f) all of above

35. Mixing movements are ................................. in different parts of the elementary tract.

a) remain same

b) changed variously

c) rhythmic

36. Peristalsis occurs only weakly or not at all in any potion of the GIYY tract that has congenital absence of the ………………

37. The direction of the peristalsis can be :

a) unidirectional

b) bidirectional

c) only towards anus

d) a & c

38. When a segment of the intestinal tract is excited by distention and thereby initiates peristalsis ,the contractile ring causing the peristalsis normally begins on the orad side and travels towards :

a) from distended segment to the extended segment

b ) from extended segment to the distended segment

c) towards distended segment only

39. IN some areas ,the peristaltic contractions themselves cause most of the mixing .This is true about ………………….

40. The blood vessels of the GIT are part of a more extensive system called the ………………..

41. The vein which carries the blood through the spleen , pancreas , and gut is called ……………..

42. Semisolid mixture of the food with the gastric secretions is called as……………….

43. Anatomically ,the stomach is usually devided into two major parts named as…………&…………

44. Saliva secretions contain two types of proteins which are: a) mucin and lysine

b) albumin and ptyalin

c) histidine and thymine

d) mucin and ptyalin

45. A typical stomach oxyntic gland is composed of three types of cells i.e.mucous neck cells , peptic cells & ………………

46. Protein digesting enzymes secreted by pancrease gland are: ………………………………………………..

47. The two important component of the pancreatic juice i.e. bicarbonate ions & water are secreted by:

a) acini

b) epithelial cells of the ductules and ducts

c) iselet cells of the pancrease

d) both a& b

48. End product of the hemoglobin is called as…………….

49. Bilirubin & cholesterol is excreated from the body as waste product in the form of ……………….

50. Brunner’s gland is located in the wall of the :

a) jejunum

b) ileum

c) duodenum ,

d) scrotum

Answers to Objective Type Question of Digestive System:

32. peristalsis


33. distention of the gut

34. f

35. b

36. myenteric plexus

37. d

38. c

39. sphincters

40. splanchnic circulation

41. portal vein

42. chime

43. body and antrum

44. d

45. parietal cells

46. trypsin, chymotripsin and carboxypolypeptidase

47. b

48. bilirubin

49. bilirubin

50. c

Further Reading:
Textbook of Medical Physiology: With STUDENT CONSULT Online Access

Guyton and Hall Physiology Review

Pocket Companion to Guyton & Hall Textbook of Medical Physiology

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