These anatomy MCQs focus on the abdominal viscera and include some clincal vignettes.
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Abdominal Anatomy Part Three MCQ
Stem 1 of 4
Joseph, a 55 year-old male, presents to his GP with diffuse T10 dermatome pain, a history of bleeding from his rectum and vomitus for the past two days. After a thorough history and examination, the doctor concludes the patient may have a volvulus.Based on the referred pain location above, which of the following is NOT likely to be the site of the volvulus?
Stem 2 of 4The patient is blue-lighted to ED for emergency laparoscopy. The surgeon insists on a median-line incision into the anterior abdominal wall, in order to preserve neurovasculature. What is the risk of this operative procedure?
Damage to the transversus abdominis muscle fibres
Damage of the inguinal ligamenet
Damage to the superior epigastric vessels
Slow healing time of the linea alba
Stem 3 of 4The doctor's differential included Crohn's disease. Which of the below symptoms are most suggestive of this diagnosis?
Diffuse abdominal pain
Decreased level of consciousness
Stem 4 of 4A plain radiograph of the abdomen is ordered confirming volvulus to the distal ileum. As the surgeon later explores, he notes ischaemic change of the ileum. What is the origin of the blood supply to these impinged structures?
Superior mesenteric artery
Inferior mesenteric artery
Atrophied external oblique muscles
Inferior epigastric aneurysm
Linea alba resection
Conjoint tendon weakness
Mass movement coordination
Passive structural support
It is formed of mesoderm
it is the boundary between anus and rectum
It is the division of hindgut-ectoderm marking
It is a common site of colonic cancer
Patient has decreased risk of oesophageal varices
Patient may have increased risk of cerebral oedema
Patient may have increased clearance of ammonia
Patient is in CO2 retention