Surgery MCQ 62

The following statement(s) is/are true concerning the anterior abdominal wall musculature.

1. The lateral musculature of the abdominal wall consists of three muscle layers. These are, from external to internal, the external oblique, the transversus abdominis, and the internal oblique muscles

2. The transversalis fascia lies on the deep side of the transversus muscle and extends to form an essentially complete fascial envelope of the abdominal cavity

3. Above the semicircular line, the internal oblique aponeurosis splits into posterior and anterior laminae

4. The rectus abdominis muscles originate on the ribs superiorly and on the pubis inferiorly and are clearly distinct throughout their entire length

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Category: Surgery MCQs