Abdomen - Anterior Abdominal Wall Flashcards
Layers of the Abdominal Wall
Skin -> Camper fascia -> Scarpa Fascia -> Anterior Superficial investing layer -> External Oblique -> Posterior SIF -> Anterior Intermediate Investing Fascia -> Internal Oblique -> Posterior IIF -> Anterior Deep Investing fascia -> Transversus Abdominis -> Posterior DIF -> Endoabdominal/Transversalis fascia -> Extraperitoneal fat -> Parietal Peritoneum
Attachment of the Scarpa fascia below the inguinal ligament
Fascia Lata
Superficial fascia of the perineum
Colles Fascia
Continuation of the Deep Fascia over the spermatic cord at the superficial inguinal ring
External Spermatic Fascia
Tendinous median raphe between the two rectus abdominis muscle
Linea Alba
Fusion of aponeurosis of the external oblique, internal oblique and transversus abdominis
Linea Alba
Curved line along the lateral border of rectus abdominis muscle
Linea Semilunaris
Crescent-shaped line marking the inferior limit of the rectus sheath just below the iliac crest
Arcuate Line
Another name for the arcuate line
Linea Semicircularis
Medial triangular expansion of the inguinal ligament to the pectineal line of the pubis
Lacunar Ligament/Gimbernat Ligament
Lacunar Ligament (eponym)
Gimbernat Ligament
Medial border of the femoral ring and floor of the inguinal canal
Lacunar ligament
Pectineal ligament (eponym)
Cooper Ligament
Inguinal ligament (eponym)
Poupart Ligament
Lateral extension of the lacunar ligament along the pectineal line of the pubus
Pectineal Ligament
Lower border of the aponeurosis of the external oblique that extends from the ASIS to the pubic tubercle
Inguinal Ligament
Inferior wall/floor of the inguinal canal
Inguinal Ligament
Fascial partition separating the muscular (lateral) and vascular (medial) lacunae deep to the inguinal ligament
Ileopectineal ligament
Structure transmitted by the muscular lacunae
Iliopsoas muscle
Structure transmitted by the vascular lacunae
Femoral sheath (Femoral vessels, femoral branch of the genitofemoral nerve, femoral canal)
Formed by the aponeurosis of the internal oblique and transversus abdominis muscle inserting ito the pubic tubercle and crest
Conjoint tendon
Conjoint tendon (eponym)
Falx iguinalis
Fusion of the aponeurosis of the external oblique, internal oblique and transversus abdominis muscles of the abdomen
Rectus Sheath
Component of the Anterior Layer of Rectus Sheath above the Arcuate Line
Aponeurosis of External Oblique and Internal Oblique
Component of the Anterior Layer of Rectus Sheath below the Arcuate Line
Aponeurosis of the External Oblique, Internal Oblique and Transversus abdominis muscle
Component of the Posterior Layer of Rectus Sheath above the Arcuate Line
Aponeurosis of the Internal Oblique and Transversus abdominis muscle
Component of the Posterior Layer of Rectus Sheath below the Arcuate Line
ABSENT!!!! Rectus Sheath is in contact with the transversalis fascia
Inguinal Triangle is also called
Hesselbach’s Triangle
Medial border of the inguinal triangle
Linea semicircularis
Lateral border of the inguinal triangle
Inferior epigastric vessels
Inferior border of the inguinal triangle
Inguinal Ligament
Type of hernia protruding through the inguinal triangle
Direct Inguinal Hernia
Triangular opening in the aponeurosis of the external oblique lateral to the pubic tubercle
Superficial/External Inguinal Ring
Exit of the inguinal canal
Superficial/External Inguinal Ring
Opening in the transversalis fascia lateral to the inferior epigastric vessels
Deep/Internal Inguinal Ring
Entrance to the inguinal canal
Deep/Internal Inguinal Ring
Begins at the deep inguinal ring and terminates at the superficial ring
Inguinal Canal