8 Questions
What is the function of the pyramidalis muscle?
Tenses the linea alba
Where is the arcuate line of the abdomen located?
Lower limit of the posterior layer of the rectus sheath
What structures perforate the rectus abdominis at the arcuate line?
Sup and inf epigastric vessels
Which muscle forms part of the anterior abdominal wall fascia?
Pyramidalis
What is the function of the fascia transversalis?
Lines transversus abdominis muscle
Which landmark extends from the tip of the 9th costal cartilage to the pubic tubercle?
Linea semilunaris
What demarcates the lower limit of the posterior layer of the rectus sheath?
Arcuate line
What innervates the pyramidalis muscle?
12th thoracic nerve
Test your knowledge on the surface markings and landmarks of the abdominal wall, including the highest point of the iliac crest, tubercle of the iliac bone, and anterior superior iliac spine. Learn about the divisions of the abdominal wall into four quadrants and key landmarks like the costal margin, infrasternal angle, and iliac crest.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
