Rectum and anal canal Flashcards

1
Q

Arterial supply of the rectum

A

Superior 1/3rd: superior renal artery
Middle: middle renal artery
Inferior 1/3rd: inferior renal artery

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2
Q

Venous drainage of the rectum

A

Superior 1/3rd: superior renal vein
Middle: middle renal vein
Inferior 1/3rd: inferior renal vein

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3
Q

Peritonisation

A

Supeirior/ middle: retroperitonised

Inferior: no peritonisation

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4
Q

What anatomical parts are important in faecal continence?

A

The pelvic floor

Internal/external anal sphincters

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