Slide dall'Aemo su neurologia: plessi nervosi, plesso sacrale e nervo pudendo. Il Pdf esplora l'anatomia e la funzione dei plessi nervosi, con schemi dettagliati, utile per lo studio della biologia a livello universitario.
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Poco dopo essere usciti dal canale vertebrale, a tutti i livelli le radici ventrali dei nervi spinali si anastomizzano tra loro costituendo 4 plessi principali:
aemo 2Dott/ Fabio Cesarini D.O. mRoi
aemo 3Dott/ Fabio Cesarini D.O. mRoi
Dal 12° toracico -L.1 Nervo ileoipogastrico Nervo ileoinguinale 0 L.2 Nervo genitofemorale 0-L.3 Nervo femorale cutaneo laterale (L.4 Ai m.m. psoas e iliaco Al plesso sacrale Nervo femorale Nervo otturatore accessorio Nervo otturatore Figura 4-11. Il pl femorale. Lumbosacral trunk Respiratory diaphragm (cut) -White and gray rami communicantes Subcostal nerve (T12)- Subcostal nerve (T12) L1 Iliohypogastric nerve (T12, L1) Sympathetic trunk -Ilioinguinal nerve (L1) Iliohypogastric nerve L2 L2 Transversus abdominis muscle Ilioinguinal nerve L3 Quadratus lumborum muscle Genitofemoral nerve (cut) -Psoas major muscle L4 L4 Lateral femoral Gray rami communicantes cutaneous nerve L5 Genitofemoral nerve (L1, 2) Femoral nerve Iliacus muscle Obturator nerve Lateral femoral cutaneous nerve (L2, 3) Psoas major muscle (cut) Femoral nerve (L2-4) Lumbosacral trunks Genital branch and Femoral branch of genitofemoral nerve Inguinal ligament (Poupart's) emo Obturator nerve (L2-4) 4Dott/ Fabio Cesarini D.O. mRoi
| Nervo | Derivazione |
| Ileoipogastrico | (in minima parte) D12-L 1 |
| Ileoinguinale | (in minima parte) D12-L 1 |
| Genitofemorale | L1-L2 |
| Cutaneo laterale della coscia | L2-L3 |
| Femorale | L2-L4 (divisione post) |
| Otturatore | L2-L4 (divisione ant) |
| Otturatore accessorio | L2-L3 |
Dal 12° toracico -L.1 Nervo ileoipogastrico Nervo ileoinguinale L.2 Nervo genitofemorale 0-L3 Nervo femorale cutaneo laterale -L.4 Ai m.m. psoas e iliaco Al plesso sacrale Nervo femorale Nervo otturatore accessorio Nervo otturatore Figura 4-11. Il pl femorale. aemo 5Dott/ Fabio Cesarini D.O. mRoi
Esophagus -Left suprarenal gland Celiac trunk Left kidney -Left renal artery and vein Superior mesenteric artery (cut) Subcostal nerve Abdominal aorta lliohypogastric nerve Ilioinguinal nerve Lateral femoral cutaneous nerve Genitofemoral nerve Left testicular (ovarian) artery and vein .Inferior mesenteric artery (cut) Peritoneum (cut) Sigmoid mesocolon (cut) Rectum muscle (cut) 12 Respiratory diaphragm Subcostal nerve Right kidney Ascending colon Transversus abdominis muscle Iliohypogastric nerve Ilioinguinal nerve Quadratus lumborum muscle (cut) Psoas major muscle 6Dott/ Fabio Cesarini D.O. mRoi
Gray rami communicantes Accessory obturator nerve (L3, 4) (inconstant) Lateral femoral cutaneous nerve (L2, 3) - Femoral nerve Lumbosacral plexus (L4-S4) n Femoral nerve (L2-L4) ·Pudendal nerve (S2, 3, 4) Obturator nerve (L2, 3, 4) Anterior cutaneous branch of iliohypogastric nerve (L1) Anterior scrotal branches of ilioinguinal nerve (L1) Genital branch of genitofemoral nerve (L1, 2) Femoral branches Lateral cutaneous branch of subcostal nerve (anterior ramus of T12) Lumbar triangle (of Petit) Iliac crest Lateral cutaneous branch of iliohypogastric nerve (L1) Superior cluneal nerves (lateral cutaneous branches of posterior ramus of L1-3 spinal nerves) Gluteal aponeurosis over gluteus medius muscle Gluteus maximus muscle
| Innervazione sensitiva | Innervazione motoria |
| Cute regione glutea posterolaterale e sovrapubica; Muscoli trasverso dell'addome, obliquo interno ed esterno | Muscoli trasverso dell'addome, obliquo interno ed esterno |
7 7 Netter Obturator nervesDott/ Fabio Cesarini D.O. mRoi
Iliohypogastric nerve trom lumbar plexus Subcostal nerve (T12) Psoas major muscle (cut) Quadratus lumborum muscle Iliohypogastric nerve (L1) -Ilioinguinal nerve (L1) Genitofemoral nerve -Lateral femoral cutaneous nerve (L2, 3) Femoral and genital branches of genitofemoral nerve (L1, 2) Lumbosacral trunks (L4, 5) Obturator nerves -Accessory obturator nerve (L3, 4) (inconstant) Femoral nerve -Lumbosacral plexus (L4-54) n Pudendal nerve (S2, 3, 4) Femoral nerve Lateral femoral cutaneous nerve - Femoral branches of genitofemoral nerve Anterior femoral cutaneous branches of femoral nerve Anterior cutaneous branch of iliohypogastric nerve Genital branch of genitofemoral nerve Anterior scrotal branch (from ilioinguinal nerve)
| Innervazione sensitiva | Innervazione motoria |
| Cute regione mediale della coscia, nel maschio radice del pene e lo scroto / nella femmina monte del pube e grandi labbra | Muscoli trasverso dell'addome, obliquo interno Muscoli trasverso dell'addome, obliquo interno |
8 Ilioinguinal nerve Sympathetic trunk and ganglia Genitofemoral nerve (L1, 2) Lateral femoral cutaneous nerve Femoral branch and Genital branch of genitofemoral nerve ●Dott/ Fabio Cesarini D.O. mRoi
Greater, lesser, and least thoracic splanchnic nerves Celiac, superior mesenteric, and aorticorenal ganglia Sympathetic trunks Subcostal nerve (T12) Iliohypogastric nerve (L1) Ilioinguinal nerve (L1) Genitofemoral nerve (L1, 2) Transversus abdominis muscle (cut) Subcostal nerve (T12) and its lateral cutaneous branch Intermesenteric (abdominal aortic) plexus- Gray and white rami communicantes Gray rami communicantes Lateral femoral cutaneous nerve (L2, 3 n Femoral nerve (L2-L4) demo 9Dott/ Fabio Cesarini D.O. mRoi
VICICI Genitofemoral nerve femoral cutaneous nerve Iliac fascia ch of genitofemoral nerve ch of genitofemoral nerve Testicular vessels External iliac vessels Inferior epigastric vessels ens and cremasteric artery . it (Cooper's)- uomo 10Dott/ Fabio Cesarini D.O. mRoi
ral it har ent bernat's) Transversalis fascia forms anterior wall of femoral sheath (posterior wall formed by iliopsoas fascia) Inguinal ligament (Poupart's) Lateral femoral cutaneous nerve Iliac fascia Genital branch of genitofemoral nerve Femoral branch of genitofemoral nerve Testicular vessels External iliac vessels Inferior epigastric vessels Ductus deferens and cremasteric artery Pectineal ligament (Cooper's). Femoral ring Transversalis fascia forms anterior wall of femoral sheath Lacunar ligament (Gimbernat's) Inguinal ligament (Poupart's) Lymph node (Cloquet's) in femoral canal Femoral sheath (cut open) Triangolo dello scarpa: - nello spigolo superiore legamento inguinale - nello spigolo laterale muscolo sartorio - nello spigolo mediale muscolo adduttore lungo
| Innervazione sensitiva | Innervazione motoria |
| Ramo genitale: Cute nel maschio lo scroto / nella femmina monte del pube e grandi labbra Ramo femorale: regione anterolaterale della coscia | Muscolo cremastere Muscolo cremastere |
no 11Dott/ Fabio Cesarini D.O. mRoi
External iliac lymph nodes Lateral femoral cutaneous nerve Femoral nerve Femoral ring Inguinal ligament (Poupart's) Lacunar ligament (Gimbernat's) Ductus (vas) deferens Femoral sheath Femoral canal (opened) Femoral artery and vein - Great saphenous vein Deep inguinal lymph nodes aemo 12