Lower Limb Overview PDF

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Document Details

ValiantSodium

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Batterjee Medical College

Dr. Hassan Rezk

Tags

lower limb anatomy human anatomy medical education medical student

Summary

This document provides an overview of the lower limb, covering its different regions, definitions, bones, and transitions. It includes diagrams and tables to illustrate the key concepts. This medical document is suitable for students studying anatomy.

Full Transcript

Objective # ( 1 ) Overview of Lower Limb - Regions ni 1. Thigh. if L...

Objective # ( 1 ) Overview of Lower Limb - Regions ni 1. Thigh. if LOWER LIMB Posters 2. Gluteal region. Hamstring (Back of Thigh) 3. Knee region. (Popliteal Fossa) Poplitea (Back of Knee) 4. Leg. Sura I (Back of Leg) 5. Ankle retinacula. Ñ Sole 6. Foot. (Anterior surface of foot) Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 6 Definitions: LOWER LIMB Thigh Is between hip joint and knee joint.  Mainly, is the area of lower limb attachment to the trunk. Gluteal Region  Is the only part of lower limb seen posteriorly. Knee region. (Popliteal Fossa) transition between the thigh and the leg. Leg. is between knee joint and the ankle joint Ankle retinacula. is a transition between leg and foot. Foot. is distal to the ankle joint Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 7 Objective # ( 1 ) Overview of Lower Limb – Bones Name of the segment Bones forming LOWER LIMB  Formed of: 1. Girdle Pelvic Girdle 1) Two hip bones (right & left). 2) Sacrum 3 2. Proximal Segment Thigh Femur  Formed of: 3 3. Middle Segment Leg 1) Medially: Tibia. O 2) Laterally: Fibula.  Formed of: 3 groups Y 1) 7 Tarsal bones. 4. Distal Segment Foot 2) 5 Metatarsal bones 3) 14 Phalanges. Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 9 LOWER LIMB Three important Corresponding transitions in areas in upper lower limb: limb Femoral triangle Axilla Popliteal Fossa Cubital Fossa Tarsal Tunnel Carpal tunnel Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 11 Objective # ( 1 ) Overview of Lower Limb – Joints Joint Site Region moved Movements LOWER LIMB 1. Pelvic Girdle In pubic and Gluteal areas Gluteal Limited Movements 1) Flexion & Extension. 2) Adduction & Abduction. 2. Hip Joint Proximal to the thigh Thigh 3) Rotation (medial & lateral) 4) Circumduction. 3. Knee Joint Proximal to leg leg Knee 1) Flexion & Extension. (distal to thigh) Legs 2) Medial & lateral rotations Proximal to forearm 4. Tibio-fibular Joints (distal to arm) bish 19 Forearm Limited Movements Planters Proximal to hand rsp.rs 1) Flexion & Extension. 5. Ankle Joint (distal to forearm) Hand 2) Adduction & Abduction. 3) Circumduction. 6. Metatarso-phalangeal Joints (MTPJ) 4 Distal to metacarpal bones E Fingers 1) Flexion & Extension. 2) Adduction & Abduction. 7. Interphalangeal Joints (IPJ) Between phalanges Phalanges Flexion & Extension. Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 12 Objective # ( 1 ) Overview of Lower Limb – Communication LOWER LIMB (1) Pelvic Cavity The lower limb is directly related to the pelvic cavity. Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 14 Objective # ( 1 ) Overview of Lower Limb – Function LOWER LIMB 1) Support of Body Weight with minimal consumption of energy. 2) Locomotion 3 Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 15 Objective # ( 2 ) Lumbosacral Plexus LOWER LIMB  The lumbar plexus is a somatic plexus formed by the anterior rami of spinal nerves L1 to L3 and part of L4.  The rest of the anterior ramus of L4 and the anterior ramus of L5 combine to form the lumbosacral trunk.  Lumbosacral trunk enters the pelvic cavity and joins with the anterior rami of S1 to S3 and part of S4 to form the sacral plexus.  Lumbo-sacral plexus forms the main nerve supply of the whole lower limb Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 16 Branches of Lumbo-Sacral Plexus Branches of Lumbar Plexus Branches of Sacral Plexus LOWER LIMB 1) Ilio-hypogastric. 1) Sciatic nerve. 2) Ilio-inguinal nerve. 2) Superior gluteal nerve 3) Lateral cutaneous nerve of the thigh. 3) Inferior gluteal nerve. 4) Femoral nerve. 4) Nerve to obturator internus. I IN t.SI 5) Genitofemoral nerve. 5) Nerve to Quadratus femoris. IAIN 6 HIM did I 6) Obturator nerve. 6) Pudendal nerve. KID Html 7) Posterior Cutaneous nerve of the thigh. is frisked Overview of Lower Limb By Dr. Hassan Rezk September 19, 2024 18

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