Femoral Triangle Flashcards

1
Q

What passes through the greater sciatic foramen?

A
  • Sciatic nerve and vessels
  • Gluteal nerves and vessels
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2
Q

What passes through the subinguinal space?

A

Femoral nerve and vessels

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3
Q

What passes through the obturator canal?

A

Obturator nerve and vessels

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4
Q

What are the nerve roots of the femoral nerve?

A

Posterior division L2-4

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5
Q

Where is the femoral nerve located?

A

Anterior thigh

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6
Q

What are the nerve roots of the obturator nerve?

A

Anterior divisions L2-4

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7
Q

Where is the obturator nerve located?

A

Medial thigh

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8
Q

What are the nerve roots of the sciatic nerve?

A

L4,5 + S1-3 from lumbosacral trunk

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9
Q

Where is the sciatic nerve located?

A

Posterior thigh

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10
Q

What does the sciatic nerve supply?

A

Branches supply leg and foot

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11
Q

What are the 2 groups of horizontal lymph nodes?

A
  • Medial
  • Lateral
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12
Q

Where do the medial lymph nodes drain?

A
  • Ant. abdo wall
  • Lower half anal canal
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13
Q

What do the lateral nodes drain?

A

Post. abdo wall

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14
Q

Where do the vertical group of lymph nodes drain?

A

Superficial lower limb

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15
Q

What forms the iliotibial tract?

A

Laterally thickened fasciae latae

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16
Q

What does the iliotibial tract attach to?

A

Iliac tubercle -> Anterolateral tibial tubercle

17
Q

What is the function of the iliotibial tract?

A

Helps support the femur on the tibia when standing

18
Q

What is the femoral triangle?

A

Triangular shape on upper anterior thigh

19
Q

What forms the roof of the femoral triangle?

A
  • Fasciae latae
  • Cribriform fascia
  • Subcutaneous tissue
  • Skin
20
Q

What forms the base of the femoral triangle?

A

Inguinal ligament

21
Q

What forms the lateral boundary of the femoral triangle?

A

Sartorius

22
Q

What forms the medial boundary of the femoral triangle?

A

Adductor longus

23
Q

What forms the floor of the femoral triangle?

A
  • Iliopsoas
  • Pectineus
24
Q

What are the contents of the femoral triangle?

A

Lateral -> medial
- Nerve
- Artery
- Vein
- Lymphatics

25
Q

What is the femoral sheath?

A

Fascia surrounding vascular structures

26
Q

What makes up the femoral sheath?

A
  • Transversalis and iliopsoas fascia
  • Adventitia of femoral vessels
27
Q

What is the femoral canal?

A

Potential space medially within femoral sheath

28
Q

What does the femoral canal contain?

A
  • Fat
  • Lymphatics