All the following are false about houston’s valve except:

A. They disappear on distension

B. They contain all layers of muscle layer

C. Placed transversely

D. Middle valve is the most constant and fold towards right side

Correct Answer: Placed transversely

Description: The transverse folds of rectum (or Houston's valves) are semi-lunar transverse folds of the rectal wall that protrude into the rectum, not the anal canal as that lies below the rectum. CHOICE EXPLANATION & ELIMINATION REASON 1 False statement. Prominent on distension 2 False statement. Contains only circular muscles 3 True statement.Placed transversely 4 False statement. Middle valve constant and fold towards left side

Category: Anatomy

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