Femoral Triangle Flashcards
Muscles of the Quadriceps
- Rectus Femoris
- Vastus Lateralis
- Vastus Intermedius
- Vastus Medialis
Blood Supply of the ANT. Thigh
Femoral Artery
What muscle in the Post. Thigh is NOT innervated by the Tibial portion of the Sciatic nerve? What is it innervated by?
- SHORT head of the Biceps Femoris
- Innervated by the Common PERONEAL (Fibualr) portion of the sciatic nerve
Action of the iliopsoas muscle
- Flexes the hip
- Internally rotates the hip
Muscles of the MEDIAL Compartment of the Thigh
- Gracilis
- Obturator Externus
- AD. Longus
- AD. Brevis
- AD. Magnus
GO AAA
Extra innervation of the Iliopsoas other than the femoral nerve.
Psoas Major directly from L1-3
The Muscles of the ANT. Thigh are innervated by what? Specifically what Branches?
Femoral Nerve
L2-3
- Iliopsoas
- Sartorius
- Pectineus
L2-4
- Quad muscles
Blood Supply to the Medial Compartment of the Thigh
Obturator Artery
Origin and Insertion of the ILIO-PSOAS
2 Origins
- Iliacus Portion from Iliac Fossa
- Psoas Major
Insertion
- Lesser Trochanter
Vascular Supply to the Post. Compartments of the Thigh
Perforating Arteries of the PROFUNDA Femoris
Where does the AD-Ductor Canal Begin?
At the APEX of the Femoral Triangle
Contents of the Femoral Triangle from Lateral to Medial
- Femoral Nerve
- Femoral ARTERY
- Fem. VEIN
- Lymphatics
“NAVL”
Muscles of the ANT. compartment of the Thigh.
- SARTORIOUS
- Pectineus
- Iliopsoas
- Quadriceps
3/4 Muscles of the Post. Thigh are innervated by what nerve?
TIbial Nerve
Borders of the Femoral Triangle
- Inguinal Ligament
- From ASIS - Med. Border of the SARTORIOUS
- Med. Border of the ADD. LONGUS
WHat contents of the femoral Traingle is NOT in the Femoral SHEAT
- Femoral NERVE
What muscles has two innervations in the Medial Thigh? What are they?
- ADDUCTOR Magnus
2. Obturator and TIBIAL Nerve
Origin and Insertion of the PECTINEUS
O
- Pectineal line of the Pubis
I
- Upper half of the pectineal line of Femur
Action of the Post. Thigh Muscles
- Hip Extension
2. Knee Flexion
Action of the Sartorius Muscle
- Flexes the Hip
- AB-Ducts the hip
- Externally rotates hip
- Flexes the knee
- Internally rotates the knee
Muscles of the Posterior Compartment of the Thigh.
Hamstrings
- Biceps Femoris
- Long Head
- Short Head - Semi-Membranosus
- Semi-Tendinosus
Action of the Pectineus
Flexes, adducts, and internally rotates the hip
All the muscles of the Medial Thigh are innervated by what?
Obturator Nerve
