Femoral Triangle Boundaries and Contents
These flashcards cover the femoral triangle — a key anatomy landmark tested across nursing, medical, and physical therapy programs. Knowing its boundaries and contents is critical for understanding femoral hernias, femoral nerve blocks, and femoral artery catheterization procedures. These cards help you memorize the triangle's borders, the arrangement of its neurovascular contents (nerve-artery-vein from lateral to medial), and common clinical applications tested in anatomy practicals and board exams.
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5 CardsWhat is the femoral canal and its clinical significance?
What nerve innervates the floor muscles of the femoral triangle?
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How many compartments does the femoral sheath have?
The femoral sheath has 3 compartments: the lateral compartment (femoral artery), the intermediate compartment (femoral vein), and the medial compartment (femoral canal, containing lymphatics). The femoral nerve lies outside and lateral to the sheath entirely.
What is the difference between a femoral hernia and an inguinal hernia?
Femoral hernias pass through the femoral canal, emerge below and lateral to the pubic tubercle, and are more common in women. They carry a high risk of strangulation.
Inguinal hernias pass through the inguinal canal, emerge above and medial to the pubic tubercle, and are far more common in men.
- Key landmark: the pubic tubercle distinguishes the two types
Why is the femoral triangle important for clinical procedures?
The femoral triangle provides direct access to major neurovascular structures. The femoral artery is used for cardiac catheterization and arterial blood gas sampling. The femoral vein provides central venous access. The femoral nerve is blocked for anesthesia in hip and knee surgeries.