Thoracic and Lumbar Ventral Rami Flashcards
The grey ramus communicans joins to the ventral rami of the thoracic spinal nerve (proximal/distal) to the exit of the white ramus.
Proximal.
Each of the thoracic ventral rami connects to the adjacent sympathetic ganglion thru the (grey, white, or both) rami communicans.
Both.
Name the thoracic ventral rami which are distributed to the thoracic wall only.
T3-T6.
Name the muscles where intercostal nerves run between them. Outside ___, Inside ___.
Internal intercostal, subcostals and innermost intercostals.
Name three structures which T2 to T6 intercostal nerves pierce to become the anterior cutaneous nerve of the thorax.
Internal intercostal muscle, external intercostal membrane and pectoralis major.
Name thee nerve which supplies the abdominal skin in the upper part of the infrasternal angle.
T6 Anterior cutaneous nerve.
Name six muscles which are innervated by first to sixth thoracic ventral rami.
Internal and external intercostals, innermost intercostals, subcostals, serratus posterior superior, and transversus thoracis.
Name two nerves which might supply the upper digitations of the external oblique abdominal muscle.
Anterior branches of T5-6 ventral rami.
Name the nerves which supply the skin over the scapular and latissimus dorsi.
Posterior branches of T1-T6 ventral rami.
Name the nerve which supplies the skin around the umbilicus.
T10.
Name three nerves which innervate the serratus posterior inferior.
T9-T11.
Name the nerve which passes behind the lateral arcuate ligament.
T12.
Name the nerve which supplies the pyramidalis.
T12.
Name the nerve which supplies the anterior gluteal skin up to the greater trochanter.
Lateral cutaneous branch of T12.
Name the nerves which might cause clicking rib syndrome by subluxation.
Intercostal nerves.
Name the nerves which might cause rectus abdominis syndrome.
Anterior cutaneous branches of an intercostal nerve.
How many lumbar sympathetic ganglia supply the grey rami communicans to the five lumbar ventral rami.
4.
The first and second lumbar ventral rami communicate with the lumbar sympathetic trunk by the (white, grey, or both) ramus or rami communicans.
White.
The lumbosacral trunk is formed by ___ and ___.
L4 and L5 ventral rami.
The fourth lumbar ventral ramus is usually called ___.
Nervus furcalis.
The lumbar plexus is formed by ___.
L1-L3 and most of L4 ventral rami.
Name the nerves which emerge from the superficial ring of the inguinal canal.
Ilioinguinal and genital branch of genitofemoral nerve.
Name the roots of the genitofemoral nerve.
L1 and L2.
Name the nerve which innervates the cremaster muscle.
Genital branch of genitofemoral nerve.
Name the nerves which emerge from the medial border of the psoas major.
Genitofemoral, obturator nerve and accessory obturator nerve.
Name three nerves which emerge at the posteromedial margin of the psoas major.
Obturator nerve, accessory obturator nerve and lumbosacral trunk.
Name the nerves which innervate the adductor magnus.
Posterior branch of obturator nerve and sciatic nerve of sacral plexus.
Name the nerve from the 3rd and 4th lumbra ventral rami, which innervates the pectineus and hip joint.
Accessory obturator nerve.
Name the nerve which supplies the parietal peritoneum in the iliac fossa.
Lateral femoral cutaneous nerve.
Name the nerves which pass under the inguinal ligament entering the thigh.
Lateral femoral cutaneous nerve, femoral nerve and femoral branch of genitofemoral nerve.
The subsartorial plexus if formed by ___.
posterior branch of medial femoral cutaneous nerve and branches of saphenous nerve and anterior branch of obturator nerve.
Name three nerves which innervate the pectineus.
Femoral nerve, anterior branch of obturator nerve and accessory obturator nerve.
Name the nerve which descends between the psoas major and iliacus in the abdomen to the thigh.
Femoral nerve.
Name the nerves which form the patellar plexus.
Saphenous nerve, medial, intermediate, and lateral femoral cutaneous nerves.
Name the nerve which accompanies the descending genicular artery.
Saphenous nerve.
Name the nerve which accompanies the great saphenous vein in the medial side of the leg.
Saphenous nerve.
Name the nerves which are located in the adductor canal.
Saphenous nerve.
Name the nerves which innervate the hip joint.
Anterior branch of obturator nerve, accessory obturator nerve, muscular and articular branches of posterior division of femoral nerve.
Name the nerve which pierces the fascia lata at the distal end of the adductor canal and precedes the medial side of the knee with the descending genicular artery?
Saphenous nerve.
