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Carnegie Stage Section
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L-3 spinal ganglion, L-4 / L-5 intervertebral disc, L-4 ventral primary ramus, blastemata of extensor muscles in leg, blastemata of flexor muscles in leg, blastemata of thigh muscles, central canal, hindgut, intermediate zone, internal iliac vein, labial swelling, lumbar plexus, marginal vein, marginal zone, median sacral nerve, sciatic nerve, urethral groove, ventricular zone
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Carnegie Embryo #4430   |   Location: 26-33

Keywords: L-3 spinal ganglion, L-4 / L-5 intervertebral disc, L-4 ventral primary ramus, blastemata of extensor muscles in leg, blastemata of flexor muscles in leg, blastemata of thigh muscles, central canal, hindgut, intermediate zone, internal iliac vein, labial swelling, lumbar plexus, marginal vein, marginal zone, median sacral nerve, sciatic nerve, urethral groove, ventricular zone

Source: The Virtual Human Embryo.