Title Lower Limb.pdf ✅

LOWER LIMB ANATOMY JOHARI MBBS | YOUTUBE [email protected] 42
LUMBAR PLEXUS IS FORMED BY L1,L2,L3,L4 LUMBAR PLEXUS IMPORTANT INFORMATION ➢ L4 + L5 FORMS LUMBOSACRAL TRUNK THAT IS INVOLVED IN SACRAL PLEXUS ➢ L4 IS INVOLVED IN BOTH LUMBAR AND SACRAL PLEXUS – NERVI FURCALIS LOWER LIMB ANATOMY JOHARI MBBS | YOUTUBE [email protected] 43
-SACRAL PLEXUS IS FORMED BY L4,L5,S1,S2,S3,S4 CHIEF NERVE OF ANTERIOR COMPARTMENT OF THIGH ORIGIN – LARGEST BRANCH OF LUMBAR PLEXUS – FORM BY DORSAL DIVISION OF ANTERIOR PRIMARY RAMI (L2, 3,4) COURSE – FEMORAL NERVE → ENTER FEMORAL TRIANGLE BEHIND INGUINAL LIGAMENT LATERAL TO FEMORAL ARTERY - IN THIGH → LIE → BETWEEN ILIACUS & PSOAS OUTSIDE FEMORAL SHEATH. - AFTER SHORT COURSE → 2.5CM BELOW THE INGUINAL LIGAMENT NERVE DIVIDE INTO ANTERIOR AND POSTERIOR BRANCHES - MUSCULAR – 1. TRUNK GIVE – BRANCH → ILIACUS & PECTINEUS 2. ANTERIOR DIVISION → SARTORIUS 3.POSTERIOR DIVISION → RECTUS FEMORIS & 3 VASTI MUSCLE CUTANEOUS – 1. ANTERIOR DIVISION –> GIVE 2 CUTANEOUS BRANCHES (MEDIAL & INTERMEDIATE CUTANEOUS NERVE OF THIGH) LOWER LIMB ANATOMY JOHARI MBBS | YOUTUBE [email protected] 44 SACRAL PLEXUS FEMORAL NERVE