Femoral Nerve
Femoral Nerve - Related Videos
10:45
Central Venous Catheter Insertion: Femoral Vein
0 Views •
2023
Source: James W Bonz, MD, Emergency Medicine, Yale School of Medicine, New Haven, Connecticut, USA Central venous access is necessary in a multitude of clinical situations, including vascular access, vasopressor and caustic medication delivery, central venous pressure monitoring, volume resuscitation, total parental nutrition, hemodialysis, and frequent phlebotomy. There are three veins in the body that are accessed for central venous cannulation: the internal jugular, the subclavian, and the...
07:05
Murine Model of Femoral Artery Wire Injury with Implantation of a Perivascular Drug Delivery Patch
0 Views •
Cited by 8 •
2015
We describe a surgical technique that produces wire injury in the femoral artery of mice to induce neointimal hyperplasia to serve as a model testing system for the perivascular delivery of therapeutic compounds for the inhibition of restenosis.
07:10
Femoral Bone Marrow Aspiration in Live Mice
0 Views •
Cited by 18 •
2014
This protocol describes a procedure for serial sampling of femoral bone marrow (BM) without requiring the sacrifice of mice. This procedure facilitates longitudinal studies of the BM composition of mice over time and provides serial access to cells within the BM for ex vivo and transplantation studies.
03:17
An Experimental Model of Peripheral Ischemia: A Procedure to Generate Peripheral Ischemia via Femoral Artery Ligation in a Rabbit
0 Views •
2025
In this video, we demonstrate a surgical procedure to induce peripheral ischemia via femoral artery ligation in a rabbit. This method provides an effective experimental model for peripheral vascular disease research.
05:29
Axoplasm Isolation from Rat Sciatic Nerve
0 Views •
Cited by 6 •
2010
We demonstrate a protocol for axoplasm isolation from adult rat sciatic nerve based on dissection of nerve fascicles and incubation in hypotonic medium to release myelin and lyse non-axonal structures, followed by extraction of the remaining axon-enriched material.
FAQs
Its motor branches coordinate several actions needed for lower-limb movement. Signals to the quadriceps support knee extension, while branches to the iliacus and sartorius contribute to movements at the hip and thigh. Examining these actions helps connect the nerve’s anatomy with walking mechanics and with weaknesses that appear after neural injury.
The L2–L4 contributions provide a framework for tracing motor and sensory changes back to their spinal origins. Because the nerve combines input from several ventral rami, impairment may affect more than one functional region. This organization helps biology students and clinicians interpret lower-limb neurological findings in relation to the lumbar plexus.
Assessment combines several types of evidence rather than relying on a single muscle or skin region. Observing knee extension tests an important motor function, while checking sensation across the anterior thigh and medial leg examines its sensory distribution. Reflex evaluation adds another indicator of pathway integrity, helping localize lower-limb neurological deficits.
Impaired signaling can produce both movement and sensory abnormalities. Reduced activation of muscles supplied through its branches may interfere with knee extension or coordinated thigh movement, while disrupted sensory transmission can affect the anterior thigh or medial leg. Comparing these findings with the nerve’s normal distribution helps distinguish a localized deficit from broader lower-limb dysfunction.
Walking depends on coordinated lower-limb movement, so the nerve’s control of muscles involved in knee extension has direct functional importance. If that signaling is reduced, the resulting weakness can alter how the limb is positioned and advanced during movement. Studying these effects links peripheral nerve anatomy to gait analysis and neurological examination.
A femoral nerve block applies the nerve’s anatomical accessibility to regional anesthesia and pain control. By targeting this pathway, clinicians can influence sensation in regions supplied by its branches rather than treating the entire body. The nerve’s course beneath the inguinal ligament and its predictable lower-limb distribution help guide this application.