Week 7

Question 1

Q1. Which of the following structures is found in the lateral aspect of the nasal
cavity?
a) frontal sinus
b) uvula
c) middle conchae
d) nasopharynx

Answer 1

c) middle conchae

Question 2

Q2. The highest region on the spirometer trace is the

a) tidal volume
b) inspiratory reserve volume
c) vital capacity
d) residual volume

Answer 2

b) inspiratory reserve volume

Question 3

Q3. Which of the following comments relating to the larynx is false?

a) fuses directly with the right and left primary bronchi inferiorly
b) can be closed off by the epiglottis superiorly
c) chondrocytes can be found in the wall of this structure
d) the inner surface is lined by pseudostratified columnar epithelium

Answer 3

a) fuses directly with the right and left primary bronchi inferiorly

Question 4

Q4. Which of the following is the major structural cell of the alveoli?

a) Type II cell
b) alveolar macrophage
c) Type I cell
e) pseudostratified columnar epithelium

Answer 4

c) Type I cell

Question 5

Q5. Which of the following structures has the smallest diameter?

a) a tertiary bronchus
b) bronchiole
c) trachea
d) left primary bronchus

Answer 5

b) bronchiole

Question 6

Q6. Breathing rhythms are controlled by signals from the

a) brainstem
b) thalamus
c) frontal lobe
d) corpus callosum

Answer 6

a) brainstem

Question 7

Q8. Which of the following structures is/are NOT part of the mucosa layer of the
gastrointestinal tract?
1. epithelium, 2. lamina propria, 3. muscularis externa

Answer 7

3 only, muscularis externa

Question 8

Q9. Which of the following structures is NOT part of the large intestine?

a) sigmoid colon
b) rectum
c) transverse colon
d) ileum

Answer 8

d) ileum

Question 9

Q10. The gastrointestinal tract consists of a number of compartments which include:
1. rectum
2. jejunum
3. transverse colon
4. pyloric antrum
The normal sequence that food will pass through these structures is:

Answer 9

c) 4, 2, 3, 1

pyloric antrum, jejunum, transverse colon, rectum

Question 10

Q11. Considering the following functions carried out by the gastrointestinal system:
1. digestion of carbohydrates,
2. absorption of nutrients,
3. digestion of proteins
Which of these are carried out by the duodenum?

Answer 10

a) 1, 2 & 3

digestion of carbs, absorption of nutrients and digestion of proteins

Question 11

Q12. If you swallowed a piece of glass in which order would it penetrate the following
layers of the oesophagus?
a) serosa, muscularis externa, submucosa, mucosa
b) muscularis externa, submucosa, mucosa, serosa
c) mucosa, submucosa, muscularis externa, serosa
d) submucosa, mucosa, serosa, muscularis externa

Answer 11

c) mucosa, submucosa, muscularis externa, serosa