sacral and lumbar plexus

What is the formation of the Femoral Nerve?

• Union of ventral rami of lumbar nerves

• Union of ventral rami of sacral nerves

• Union of dorsal rami of lumbar nerves

• Union of dorsal rami of sacral nerves

Which nerve leaves the psoas major muscle at its medial side?

• Genitofemoral nerve

• Femoral nerve

• Obturator nerve

• Sciatic nerve

What is the main motor effect of Obturator nerve injury?

• Weakness of hip extension

• Paralysis of hamstring muscles

• Paralysis of quadriceps femoris

• Weakness of adduction of the thigh

Where does the Sciatic Nerve bifurcate into its two branches?

• In the thigh

• In the pelvis

• In the lumbar region

• In the popliteal fossa

Which nerve is the largest branch of the lumbar plexus?

• Obturator nerve

• Femoral nerve

• Genitofemoral nerve

• Lateral cutaneous nerve of the thigh

What is the effect of femoral nerve injury on sensory perception?

• Loss of sensation on the back of the thigh

• Loss of sensation on the medial side of the leg

• Loss of sensation on the lateral side of the thigh

• Loss of sensation on the front of the thigh

Which nerve supplies the hip joint with articular branches?

• Obturator nerve

• Femoral nerve

• Sciatic nerve

• Genitofemoral nerve

What is the main motor effect of Sciatic nerve injury?

• Weakness of hip extension

• Paralysis of hamstring muscles

• Weakness of adduction of the thigh

• Paralysis of quadriceps femoris

Where does the Tibial nerve end in the leg?

• At the dorsum of the foot opposite metatarso-phalangeal joint of big toe

• At the heel

• At the ankle joint

• At the calf muscle

Which nerve is the thickest nerve in the body?

• Femoral nerve

• Obturator nerve

• Saphenous nerve

• Sciatic nerve