8. Anatomy of femoral triangle and canal Flashcards Preview

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1

Femoral Triangle

* Alternative name

* SITE

* BOUNDARIES

* CONTENTS

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Alternative name for Femoral Triangle

Scarpa's triangle

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SITE of Femoral Triangle

Occupies the front of the upper 1/3 of the thigh just below the inguinal ligament.

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BOUNDARIES of Femoral Triangle

* Lateral

* Medial

* Base

* Apex

* Floor

* Roof

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Lateral BOUNDARIES of Femoral Triangle

Medial border of sartorius muscle

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Medial BOUNDARIES of Femoral Triangle

Medial border of adductor longus muscle.

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Base BOUNDARIES of Femoral Triangle

Poupart's ligament ( inguinal ligament )

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Apex BOUNDARIES of Femoral Triangle

Meeting of sartorius and adductor longus muscles

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Floor BOUNDARIES of Femoral Triangle

From medial to lateral :

1. Adductor longus muscle.

2. Pectineus muscle.

3. Psoas major muscle.

4. iliacus muscle.

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Roof BOUNDARIES of Femoral Triangle

1. Skin.

2. Superficial fascia consisting of fatty layer and membranous layer.

3. Deep fascia containing the saphenous opening covered by the cribriforrn fascia

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CONTENTS of Femoral Triangle

1) Femoral artery & its branches.

2) Femoral vein & its tributaries.

3) Femoral sheath

4) Femoral branch of genito-femoral nerve

5) Femoral nerve & its branches

6) Deep group inguinal L.N.

7) Lateral cutaneous nerve of thigh

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Femoral sheath in CONTENTS of Femoral Triangle

* Definition

* Composition

* Compartments

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Definition of Femoral sheath in CONTENTS of Femoral Triangle

a sheath surrounding the upper 4 cm of the femoral vessels.

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Composition of Femoral sheath in CONTENTS of Femoral Triangle

Anterior wall is formed by the fascia transversalis

Posterior wall is formed by the fascia iliacas

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Compartments of Femoral sheath in CONTENTS of Femoral Triangle

* The most medial compartment is the Femoral canal

* The intermediate compartment is occupied by the femoral vein.

* The lateral compartment is occupied by the femoral artery.

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Site of Femoral branch of genito-femoral nerve in CONTENTS of Femoral Triangle

* in front of the femoral artery

* inside the femoral sheath

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Site of Femoral nerve & its branches in CONTENTS of Femoral Triangle

* Outside the femoral sheath

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Site of Lateral cutaneous nerve of thigh in CONTENTS of Femoral Triangle

in the upper lateral angle of the triangle

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Femoral Canal

* SITE

* SHAPE & SIZE :

* CONTENTS

* FUNCTION

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SITE of Femoral Canal

It is the most medial compartment of the femoral sheath.

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SHAPE & SIZE of Femoral Canal

Cone shaped 1 1/2 cm (1/2 inch) long

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CONTENTS of Femoral Canal

Fat, lymphatic vessels and lymph node of Cloquet.

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FUNCTION of Femoral Canal

Gives space for expansion of the femoral vein during increased venous return with lower limb exercise

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The femoral ring

* Definition

* Boundaries

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Definition of The femoral ring

Base of the femoral canal

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Boundaries of The femoral ring

* Anterior

* Posterior

* Medial

* Lateral

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Anterior Boundaries of The femoral ring

Inguinal ligament (Poupart's ligament)

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Posterior Boundaries of The femoral ring

Pectineal ligament (Cooper's ligament).

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Medial Boundaries of The femoral ring

Lacunar ligament (Gimbernat's ligament).

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Lateral Boundaries of The femoral ring

Femoral vein.