Digestive

Question 1

The anatomical layers of the digestive tract include
a) Mucosa, submucosa, Muscularis externa and serosa layers
b) Mucosa, submucosa, and Serosa layers
c) Mucosa, Muscularis externa and Serosa layers
d) Mucosa, submucosa, epithelial and Serosa layers

Answer 1

A. Mucosa, submucosa, muscularis external and serosa layers

Question 2

What are the layers of the digestive tract

Answer 2

Mucosa,submucosa,muscularis external and serosa layers

Question 3

The sphincter which separates the stomach from the duodenum is known as the
a) Gastric sphincter
b) Pyloric sphincter
c) Oesophageal sphincter
d) None of the above

Answer 3

B.Pyloric sphincter

Question 4

What separates the stomach and duodenum

Answer 4

Pyloric sphincter

Question 5

Bile is made in the Liver and stored in the gallbladder
a) True
b) False

Answer 5

A. True

Question 6

Where is bile made and stored

Answer 6

Liver and gall bladder

Question 7

Which nutrient will Bile break down
a) Fats
b) Proteins
c) Carbohydrates
d) None of the above

Answer 7

A. Fats

Question 8

What does bile break down

Answer 8

Fats

Question 9

Food is conveyed down the length of the oesophagus by:
a) Segmentation
b) Peristalsis
c) Mass movement
d) Haustral contractions

Answer 9

B. Peristalsis

Question 10

Lingual lipase is a salivary enzyme that targets dietary fats but doesn’t become
activated until it reaches the acidic environment of the stomach.
a) True
b) False

Answer 10

B. True

Question 11

Intrinsic factor, secreted by the parietal cells of the stomach, is essential for the
absorption of vitamin B12 in the small intestine, without which pernicious anaemia would
develop.
a) True .
b) False

Answer 11

A. True

Question 12

Swallowing involves 2 phases, the buccal phase and the pharyngeal-oesophageal
phase
vvv. True
www. False

Answer 12

True

Question 13

Absorption of nutrients mainly takes place in the
x. Stomach
y. Small intestine
z. Liver
a. Large intestine

Answer 13

Small intestine

Question 14

Gastric motility is divide into 4 phases
bbbb. Gastric filling, Gastric storage, Gastric mixing, Gastric emptying
cccc. Gastric storage, Gastric filling, Gastric mixing, Gastric emptying
dddd. Gastric filling, Gastric mixing, Gastric storage, Gastric emptying
eeee. Gastric mixing, Gastric filling, Gastric, storage, Gastric empt

Answer 14

Gastric filling, Gastric mixing, Gastric storage, Gastric emptying