QuestionSBA
QuestionChoice
This is the last section of the bowel and mainly stores faeces until it is evacuated.
10005579
d
Sigmoid colon
QuestionChoice
This is the only part of the small intestine where B12 is absorbed and so removal of this results in B12 deficiency.
10005576
a
Terminal ileum
QuestionChoice
This connects the terminal ileum and the ascending colon. Here, fluid and electrolytes are absorbed in preparation for faeces formation.
10005578
c
Caecum
QuestionChoice
This has mainly digestive functions including neutralisation of the acidic gastric contents, mixing bile and pancreatic enzymes, absorption of water, and absorption of some electrolytes and nutrients. B12 is not one of these.
10005577
b
Duodenum
QuestionChoice
This is located between the duodenum and ileum. It is where sugars, amino acids and fatty acids are absorbed.
10005580
e
Jejunum
Concept
Chapter
2693
4086
Pernicious anaemia
Topic
157
Haematology
13662
You visit a patient on the general surgery ward. They have just undergone a bowel resection of some kind, and they ask you which part of their bowel has been removed. However, all they can recall is that the surgeon said they would need to have their vitamin B12 regularly checked and replaced.

Which part of their bowel is most likely to have been removed?
a