TEST 3 GIT MCQs Flashcards

1
Q

An fully adult male will have:
8 incisors, 4 canines, 12 premolars, 8 molars

8 incisors, 4 canines, 8 premolars, 12 molars

8 incisors, 4 canines, 8 molars

8 incisors, 8 canines, 8 molars

A

8 incisors, 4 canines, 8 premolars, 12 molars

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Simple columnar epithelium is present in intestine for

expansion

absorbtion of nutrients

adsorbtion of nutrients

secretion of acid

A

absorbtion of nutrients

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Oesophagus is lined by ____________ for protection.

transitional epithelium.

simple squamous epithelium

stratified squamous epithelium

simple columnar epithelium

A

stratified squamous epithelium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Haustra

attaches the large intestine to pelvic wall

is the triangular pouches in large intestine

helps in distension and elongation of the large intestine

allows maximum digestion

A

helps in distension and elongation of the large intestine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Common hepatic duct join with ________ to form common bile duct.

common hepatic duct

common bile duct

cystic duct

common liver duct

A

cystic duct

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Taenia coli is

2 transverse bands of smooth muscle along outer surface

3 transverse bands of smooth muscle along outer surface

3 longitudinal bands of smooth muscle along outer surface

2 circular bands of smooth muscle along outer surface

A

3 longitudinal bands of smooth muscle along outer surface

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

_______ tooth is used for grinding in a 1 year old kid.

Premolar

Molar

Incisors

Canine

A

Molar

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

______ is the strongest substance forming the outer layer of the tooth.

Enamel

Dentin

Pulp

Root canal

A

Enamel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Majority portion of the liver is located in ___________ .

left hypochondrium

right hypochondrium

epigastrium

right lumbar

A

right hypochondrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Which of the following is NOT TRUE about Hepatic portal system?

has dual capillary system

first capillary bed across GI tract absorbs nutrients

second capillary bed ends in hepatic veins

first capillary bed ends in hepatic veins

A

first capillary bed ends in hepatic veins

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Swallowing phases include

oral phase, oesophageal phase, gastric phase.

oral phase, pharyngeal phase, oesophageal phase.

laryngeal phase, pharyngeal phase, oesophageal phase.

oral phase, laryngeal phase, oesophageal phase.

A

oral phase, pharyngeal phase, oesophageal phase.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

_______ tooth is used for tearing.

Incisors

Canine

Molar

Premolar

A

Canine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Ileocecal valve

is a sphincter controlling flow of materials from ileum into rectum

Incorrect Response
is a sphincter controlling flow of materials from ileum into jejunum

is a sphincter controlling flow of materials from ileum into jejunum

is a sphincter controlling flow of materials from ileum into caecum

A

is a sphincter controlling flow of materials from ileum into caecum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

________ is the part of the stomach which connects stomach with the small intestine.

Fundus

Pylorus

Body

Cardia

A

Pylorus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Tongue

is a muscular organ which diverts the masticated food to nose.

is covered by villi lined by simple columnar epithelium.

along with the gums forms roof of oral cavity.

helps in mastication

A

helps in mastication

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Pyloric sphincters

triggers the mechanical breakdown of the food,

releases chyme in regular small amount into duodenum.

causes rapid emptying into small intestine.

prevents reflux of food into oesophagus

A

releases chyme in regular small amount into duodenum.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Oral cavity helps in all EXCEPT

speech

taste analysis

absorption

lubrication

A

absorption

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

Lower oesophagus (cardiac) sphincter functions by

regulating emptying of oesophageal contents into larynx.

preventing reflux of gastric contents into oesophagus.

regulating emptying of oesophageal contents into stomach.

preventing reflux of gastric contents into duodenum.

A

preventing reflux of gastric contents into oesophagus.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Duct of parotid gland

opens opposite third upper molar teeth

opens opposite second upper premolar teeth

opens opposite second upper molar teeth,

opens opposite second lower molar teeth

A

opens opposite second upper molar teeth

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Stored bile from gall bladder reaches duodenum via ________

common bile duct

duodenal duct

common hepatic duct

pancreatic duct

A

common bile duct

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Muscular layer has 3 layers in

stomach

intestine and stomach

full GI tract

none

A

stomach

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

Which of the following is NOT a content of porta hepatis?

Hepatic portal vein

Hepatic artery

Common bile duct

Hepatic vein

A

Hepatic vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Villi

has lacteals for transporting proteins.

is lined by simple squamous epithelium.

has intestinal glands that secrete bilious juice

does maximum absorbtion using microvilli

A

does maximum absorbtion using microvilli

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Function of gall bladder is

to store and concentrate bile.

to store bile.

to produce bile.

to concentrate bile.

A

to store and concentrate bile.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Basic unit of liver is

hepatocyte.

hepatic lobe.

hepatic lobule.

hepatic triad.

A

hepatic lobule.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

______ layer of the tooth has the nerve vascular bundle.

Gingiva

Enamel

Pulp

Dentin

A

Pulp

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

Find the correct match below:

Pancreatic lipase - starch

chymotrypsin - cellulose

Pancreatic amylase - lipids

Nucleases - Nucleic acids

A

Nucleases - Nucleic acids

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

Sinusoids in liver is lined by_________ which helps in phagocytosis of any pathogens entering the liver.

Kupfer cells

Kepper cells

Kupper cells

Klepper cells

A

Kupfer cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

Duodenum is a very important part of GI tract because

this is a highly vascularized part of gastrointestinal tract.

the maximum absorption takes place here.

the chyme is acted on by the liver and pancreatic enzyme.

the maximum digestion takes place here.

A

the chyme is acted on by the liver and pancreatic enzyme.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

Right and left hepatic duct after leaving porta hepatis joins to form

common hepatic duct

common bile duct

cystic duct

common liver duct

A

common hepatic duct

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

Oral cavity is bordered by the following EXCEPT

superiorly hard palate

inferiorly tongue

laterally cheeks

posteriorly larynx

A

posteriorly larynx

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

The part of teeth which is seen is _______, the part inside the mandible is___________ and the part felt beneath the gums is_______.

crown, root, neck

root, crown, neck

neck, root, crown

crown, neck, root

A

crown, root, neck

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

______ tooth is used for cutting and chipping.

Premolar

Canine

Molar

Incisors

A

Incisors

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

Appendix is a

is a finger shaped pouch from cecum.

is a finger shaped pouch from Illeum.

is a finger shaped pouch from colon.

is a finger shaped pouch from anal canal.

A

is a finger shaped pouch from cecum.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

Arrangement of layers in GI tract from outside to inside is

Mucosa, muscularis externa, submucosa and serosa.

Mucosa, submucosa, muscularis externa and serosa.

Serosa, muscularis externa, submucosa and mucosa.

Serosa, submucosa, muscularis externa and mucosa.

A

Serosa, muscularis externa, submucosa and mucosa.

36
Q

Small intestine has multiple circular folds called _____ which is lined by _____ finger like projection.

plica, microvilli

villi, microvilli

villi, plica

plica, villi

A

plica, villi

37
Q

Blood supply for GI tract is from

Superior mesenteric vein from Aorta

middle mesenteric artery from Aorta.

Gastric artery from Aorta

Inferior mesenteric artery from Aorta

A

Inferior mesenteric artery from Aorta

38
Q

Peristalsis is the movement

whether the GI contents is mixed with the digestive enzymes

where the GI contents is moved from one part to other proximally.

where the GI contents is moved from one part to other distally

where the GI contents is moved from one part to other both sides

A

where the GI contents is moved from one part to other distally

39
Q

Which of the following is NOT TRUE about oral cavity contents?

Soft palate is the fleshy extension hanging below the uvula

All salivary gland ducts open in the oral cavity

Lingual frenulum is the midline mucous fold of membrane below tongue.

Palatine tonsils have an immune related function

A

Soft palate is the fleshy extension hanging below the uvula

40
Q

Gastric pits of stomach mucosa has __________ secreting mucus.

surface mucous cells

parietal cells

chief cells

islet cells

A

surface mucous cells

41
Q

Which of the following is NOT true about digestion?

10% nutrient absorption takes place in stomach

90% nutrient absorption takes place in small intestine

90% digestion takes place in small intestine

90% water absorption takes place in large intestine

A

10% nutrient absorption takes place in stomach

42
Q

Largest viscerl organ in the body is

spleen

lungs

liver

brain

A

liver

43
Q

Which of the following is NOT a function of saliva?

Coagulation

Digestion

Lubrication

Defence

A

Coagulation

44
Q

_______ ligament divides liver to right and left lobes

Round

Coronary

Umblical

Falciform

A

Falciform

45
Q

In liver lobule,

bile flows towards the portal area(triad)

bile flows towards the central vein

blood flows towards the portal area in sinusoid

blood flows towards the central vein in bile duct

A

bile flows towards the portal area(triad)

46
Q

Chyme is a

fully absorbed food enzymes mixture.

partially digested food acid mixture.

fully digested food acid mixture.

partially absorbed food enzymes mixture.

A

partially digested food acid mixture.

47
Q

Where does the pancreas primarily reside in the abdomen?

The head of the pancreas rests in the C loop of the duodenum.

The tail of the pancreas is located near the spleen.

The tail of the pancreas extends towards the left side of the abdomen.

The body of the pancreas extends across the abdomen.

A

The head of the pancreas rests in the C loop of the duodenum.

48
Q

Which of the following is NOT a content of portal area (triad)?

Branch of hepatic artery

Branch of common hepatic duct

Branch of hepatic vein

Branch of hepatic portal vein

A

Branch of hepatic vein

49
Q

Intestinal movements are increased by______________ stimuation

both

Sympathetic system

none of the above

Parasympathetic system

A

Parasympathetic system

50
Q

Which phase of gastric secretion has negative feedback on gastric secretion?

cephalic phase

intestinal phase

oral phase

gastric phase

A

intestinal phase

51
Q

Which of the following is NOT TRUE about pancreas?

It has 99% endocrine glands.

It has 1% endocrine glands.

It has 99% exocrine glands.

It is a mixed endocrine and exocrine gland.

A

It has 99% endocrine glands.

52
Q

Innermost layer mucosa of stomach is thrown in to folds called rugae. The purpose is for all of the following EXCEPT

allows maximum digestion

allows expansion of the organ

allows maximum absorbtion

increase the surface area

A

allows maximum absorbtion

53
Q

Find the incorrect match below:

Absorbtion - mechanical breakdown of food

Digestion - chemical breakdown of food

Excretion - defecation

Ingestion - oral intake of food

A

Absorbtion - mechanical breakdown of food

54
Q

Liver plays an important role in

Glucose metabolism

Storage of vitamins

Production of bile and digestion.

all of the above

A

all of the above

55
Q

In defecation reflex, control can be exerted only on

ileal sphincters.

internal rectal sphincters.

Internal anal sphincter.

external anal sphincter.

A

external anal sphincter.

56
Q

Stratified squamous epithelium is present in

stomach

colon

esophagus

duodenum

A

esophagus

57
Q

Which of the following is NOT a function of stomach?

Temporary storage of food.

Production of intrinsic factor

Chemical breakdown

Nutrient absorption

A

Nutrient absorption

58
Q

What is the main purpose of digestive system?

digest the food

absorbtion of food

excretion of the waste after digestion and absorption

all of the above

A

all of the above

59
Q

Find the CORRECT match?
A. Simple columnar epithelium - stomach
B. Simple columnar epithelium - oesophagus
C. Simple squamous epithelium - anus
D. Stratified squamous epithelium - duodenum

A

A. Simple columnar epithelium - stomach

60
Q

Find the correct match?
A. Oesophagus – simple columnar epithelium
B. Intestine – stratified columnar epithelium
C. Oral cavity – stratified squamous epithelium
D. Anus – simple squamous epithelium

A

C. Oral cavity – stratified squamous epithelium

61
Q

Which is the correct sequence of muscle layer in stomach?
A. Innermost circular, middle oblique and outermost longitudinal
B. Innermost oblique, middle circular and outermost longitudinal
C. Innermost longitudinal, middle circular and outermost oblique
D. Innermost oblique, middle oblique and outermost longitudinal

A

B. Innermost oblique, middle circular and outermost longitudinal

62
Q

Which of the following artery doesn’t supply gastrointestinal system
A. Celiac artery
B. Superior mesenteric artery
C. Inferior mesenteric artery
D. Portal artery

A

D. Portal artery

63
Q

In hepatic portal system, first capillary bed is in __________and second capillary bed is in
_____________.
A. Stomach, liver
B. Intestine, liver
C. Liver, pancreas
D. Pancreas, liver

A

B. Intestine, liver

64
Q

Which of the following are digested in the oral cavity
A. Carbohydrate and proteins
B. Proteins and fats
C. Carbohydrate and fats
D. All of the above

A

C. Carbohydrate and fats

65
Q

Which of the following statement is TRUE about the salivary glands
A. Parotid gland duct opens opposite 3rd upper molar tooth
B. Submandibular gland ducts are multiple.
C. Saliva has antibodies
D. Saliva has enzymes to digest proteins

A

C. Saliva has antibodies

66
Q

Layer of tooth?
A. Outer dentin, middle enamel and inner pulp
B. Outer enamel, middle dentin and inner pulp
C. Outer enamel, middle pulp and inner dentin
D. Outer pulp, middle enamel and inner dentin

A

B. Outer enamel, middle dentin and inner pulp

67
Q

Which of the following teeth is absent in the primary set?
A. Incisors
B. Canines
C. Premolars
D. Molars

A

C. Premolars

68
Q

Which of the following is the correct sequence in swallowing ?
A. Tongue retracts, soft palate closes nasopharynx; food bolus enters oropharynx, larynx elevates, epiglottis folds
close larynx, food enters oesophagus, lower oesophageal sphincter opens and food bolus enters stomach
B. Tongue retracts, soft palate closes laryngopharynx; food bolus enters oropharynx, larynx elevates, epiglottis
folds close larynx, food enters oesophagus, lower oesophageal sphincter opens and food bolus enters
stomach
C. Tongue retracts, soft palate closes nasopharynx; food bolus enters nasopharynx, larynx elevates, epiglottis
folds close larynx, food enters oesophagus, lower oesophageal sphincter opens and food bolus enters
stomach
D. Tongue retracts, soft palate closes nasopharynx; food bolus enters oropharynx, larynx elevates, epiglottis folds
close larynx, food enters oesophagus, lower pyloric sphincter opens and food bolus enters stomach

A

A. Tongue retracts, soft palate closes nasopharynx; food bolus enters oropharynx, larynx elevates, epiglottis folds
close larynx, food enters oesophagus, lower oesophageal sphincter opens and food bolus enters stomach

69
Q

Function of the cardiac sphincter?
A. Prevents food digestion in oesophagus
B. Prevents acid entry intro duodenum
C. Prevents reflux into oesophagus
D. Prevents gastric emptying.

A

C. Prevents reflux into oesophagus

70
Q

Function of the pyloric sphincter?
A. Regulates digestion in stomach
B. Regulates acid secretion intro duodenum
C. Regulates reflux into oesophagus
D. Regulates gastric emptying.

A

D. Regulates gastric emptying.

71
Q

Function of stomach?
A. Digestion of proteins
B. Nutrient absorption
C. Vitamin B12 production
D. Production of trypsin

A

A. Digestion of proteins

72
Q

Digestion of ____ starts in the stomach
A. Protein
B. Carbohydrate
C. Fats
D. water

A

A. Protein

73
Q

Which cell secretes intrinsic factor?
A. Parietal cell
B. Chief cell
C. Intrinsic cell
D. Mucus cell

A

A. Parietal cell

74
Q

Intrinsic factor is important for vitamin ___absorption?
A. B12
B. B7
C. B5
D. B9

A

A. B12

75
Q

Prime function of small intestine?
A. Water absorption
B. Bile recycling
C. Vitamin production
D. Nutrient absorption

A

D. Nutrient absorption

76
Q

______ opens into duodenum.
A. Common bile duct and pancreatic duct
B. Common hepatic duct and pancreatic duct
C. Cystic duct and Common hepatic duct
D. Common hepatic duct and common bile duct

A

A. Common bile duct and pancreatic duct

77
Q

Which is NOT a function of large intestine?
A. Water absorption
B. Bile recycling
C. Vitamin production
D. Nutrient absorption

A

D. Nutrient absorption

78
Q

In defecation reflex which is the correct statement?
A. Relaxation of internal sphincter (voluntary) and external sphincter (voluntary)
B. Relaxation of internal sphincter (voluntary) and external sphincter (involuntary)
C. Relaxation of internal sphincter (involuntary) and external sphincter (involuntary)
D. Relaxation of internal sphincter (involuntary) and external sphincter (voluntary)

A

D. Relaxation of internal sphincter (involuntary) and external sphincter (voluntary)

79
Q

______ cells works as macrophages of liver
A. Kupfer cells
B. Hepatocytes
C. Liver cells
D. Ductular cells

A

A. Kupfer cells

80
Q

Which is not a content of portal area?
A. Branch of hepatic artery.
B. Branch of hepatic portal vein
C. Branch of bile duct.
D. Branch of central vein

A

D. Branch of central vein

81
Q

Which is INCORRECT related to flow in hepatic lobule?
A. Bile flows towards the central vein.
B. Blood flows away from the central vein.
C. Blood flows towards the portal area.
D. Bile flows toward the portal area .

A

D. Bile flows toward the portal area .

82
Q

A liver failure patient admitted due to alcoholic liver disease will have the following EXCEPT?
A. Reduced plasma proteins
B. Reduced clotting factors in blood
C. Reduced production of bile
D. Reduced digestion of protein

A

D. Reduced digestion of protein

83
Q

Which one of the following doesn’t act on the proteins?
A. Gastrin
B. Trypsin
C. Pepsin
D. Chymotrypsin

A

A. Gastrin

84
Q

Find the correct match the enzyme and origin
A. Trypsin – oesophagus
B. Pepsin – stomach
C. Gastrin – pancreas
D. Amylase - liver

A

B. Pepsin – stomach

85
Q

Pancreas
A. Is a retroperitoneal organ
B. 99% produces hormones
C. Tail ends in jejunum
D. 1% produces digestive juices

A

A. Is a retroperitoneal organ