Notes in L34 Anterolateral Abdominal Wall

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Published 11/01/2024 Internal Abdominal Wall Structures- The {{c1::lateral umbilical folds}} contain the {{c2::inferior epigastric a. & v.}}- The {{c1::medial umbilica…
Published 11/03/2024 The rectus sheath contains the {{c1::rectus abdominis & pyramidalis::muscles}}, {{c1::superior & inferior epigastric arteries::arteries}}…
Published 11/01/2024 nerves of the inguinal canal{{c1::Ilioinguinal Nerve}} (L1):Pathway: Does not pass through the deep inguinal ring but instead pier…
Published 11/01/2024 nerves of the inguinal region{{c1::Iliohypogastric Nerve}} (L1): - Supplies motor innervation to the {{c2::transverse abdominis&nb…
Published 11/01/2024 The {{c2::internal thoracic a. }} divides into the {{c1::musculophrenic a. and the superior epigastric a.}} near th…
Published 11/01/2024 The {{c1::external illiac a.}} gives off the {{c2::inferior epigastric a.}} before passing under the {{c2::inguinal…
Published 11/01/2024 Types of inguinal hernias:  {{c1::Indirect}}: traverses {{c2::inguinal canal within the spermatic cord (lateral to inferior epigastric vessels) …
Published 11/01/2024 Abdominal wall superficial fascia below the umbilicus is different from the fascia covering the rest of the body. there are 2 layers:- {{c1::Scarpa}} …
Published 11/01/2024 - External oblique muscle fibers run {{c1::anteroinferiorly}}- Internal Oblique muscle fibers run {{c1::anterosuperiorly}}- Transversus abdominis…
Published 11/01/2024 External ObliqueInnervation: {{c1::Ventral rami of T7-T12}}Main actions:{{c1::Compresses abdominal viscera, increase intrabdominal pressure, aid in fo…
Published 11/03/2024 Internal ObliqueInnervation: {{c1::Ventral rami of T7-T12 and L1 (ilioinguinal & Iliohypogastric nerve)}}Main actions:{{c1::Compresses abdominal v…
Published 11/01/2024 Rectus abdominisInnervation: {{c1::Ventral rami of T7-T12}}Main actions: {{c1::Compresses abdominal viscera, increase intrabdominal pressure, aid in f…
Published 11/01/2024 Transversus abdominisInnervation: {{c1::Ventral rami of T7-T12 and L1 (ilioinguinal & Iliohypogastric nerve)}}Main actions:{{c1::Compres…
Published 11/01/2024 Main blood supply to the Anterior Abdominal Wall: 1. {{c1::Superior epigastric artery::major artery}}  2. {{c1::Inferior epigastri…
Published 11/01/2024 Cutaneous sensation over the abdomen is via the {{c1::lower 6 intercostal nerves (T7 - T12), Iliohypogastric nerve (L1) and iliolingual nerve (L1…
Published 11/01/2024 Inguinal canal{{c1::4cm}} longEntrance: {{c1::deep inguinal ring}}, an "outpouching" of the {{c1::transversalis fascia}}Exit: {{c1::superficial i…
Published 11/01/2024 Inguinal hernias are {{c1::protrusions of abdominal contents (usually intestine) within a sac of peritoneum into the inguinal region.}}  
Published 11/01/2024 Muscles of the Anterolateral Abdominal Wall include {{c1::Transversus abdominis, Rectus abdominis, Internal oblique, External…
Published 11/01/2024 PyramidalisInnervation: {{c1::Ventral rami of T7-T12}}Main actions:{{c1::Compresses abdominal viscera, increase intrabdominal pressure, aid in fo…
Published 11/01/2024 Because of this relatively weak layer of the arcuate line, this area is a common site for {{c1::Spigelian hernias}}, which are rare but pose a hi…
Published 11/01/2024 The lymphatic drainage of the anterior abdominal wall is divided based on the {{c1::transumbilical}} plane- Superficial lymphatics foll…
Published 11/01/2024 In the internal abdominal wall......the {{c1::lateral}} inguinal fossae is a potential sites for {{c2::indirect}} inguinal hernias...the&nbs…
Published 11/01/2024 The male gonad (testis) initially develops in the {{c1::abdomen}} and, over time, descends into the {{c1::perineum}}&nbs…
Published 11/01/2024 The {{c1::cremasteric reflex}} is a superficial reflex in males that results in the contraction of the cremaster muscle …
Published 11/01/2024 Development of Inguinal CanalGonads develop retroperitoneally from the {{c1::urogenital ridge}}the {{c1::gubernaculum}} is a fibrous band that guides …
Published 11/01/2024 Indirect inguinal hernias are the most common hernia in {{c1::children}} and are usually {{c1::congenital}}, resulting from a failure of the {{c1…
Published 11/01/2024 3 Coverings of the Spermatic Cord: {{c1::External spermatic fascia}}, {{c1::Cremasteric muscle & fascia}}, and {{c1::Internal spermatic fascia}}.3…
Published 11/01/2024 {{c1::Varicocele}} is the enlargement of veins within the {{c2::pampiniform plexus}}, often resulting in discomfort, decreased sperm production, and r…
Published 11/01/2024 The scrotum is a cutaneous sac with two main layers: 1. {{c1::Pigmented Skin}}2. {{c1::Dartos Fascia}} which contains no fat and is com…
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