Tutorial - Week 11/12/13 Content

Question 1

The portion of the stomach that is located above the lower oesophogeal sphincter is known as which of the following?

a) body
b) pylorus
c) antrum
d) caecum
e) fundus

Answer 1

e) fundus

Question 2

What prevents food from entering the nasopharynx during the involuntary pharyngeal phase of swallowing?

a) elevation of the soft palate
b) contraction of the pharyngeal muscles
c) inhibition of breathing
d) contraction of the ileocaecal sphincter
e) depression of the pharyngoesphageal sphincter

Answer 2

a)

Question 3

Which of the following is absorbed by the stomach?

a) peptides
b) monosaccharides
c) alcohol
d) amino acids
e) galactose

Answer 3

c)

Question 4

Which of the following statements is correctly matched?

a) apnoea - dysphagia
b) impaired deglutition - dysphagia
c) loss of appetite - emesis
d) vomiting - anorexia
e) cessation of breathing - deglutition

Answer 4

b)

Question 5

Histamine receptors are located on which of the following classes of cell?

a) G cells
b) chief cells
c) mucus neck cells
d) parietal cells
e) stem cells

Answer 5

d)

Question 6

(Question in last years final exam)

The thought, sight, smell and presence of food in the mouth all increase the volume of gastric juice in the stomach. What are the mechanisms by which these stimuli produce enhanced secretions by the gastric glands? (6 marks)

(Answer this question using a flow diagram. However, Mark said he will never ask us to do a flow diagram)

Answer 6

Question 7

What is cholic acid, where does it come from and what does it do? (7 marks)

Answer 7

Question 8

Final exam information

Answer 8