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What muscle in the buttock crosses the sciatic nerve?
The piriformis muscle crosses the sciatic nerve in the buttock region. Compression or irritation of the sciatic nerve by the piriformis muscle can lead to sciatica symptoms like pain, tingling, or numbness in the buttock and down the leg.
The largest and longest nerve of the body is found?
The largest and longest nerve in the body is the sciatic nerve. It originates in the lower back and runs through the buttocks and down each leg. It is essential for providing motor and sensory functions to the lower body.
Why does the gastrocnemius muscle contract after stimulating the sciatic nerve?
The gastrocnemius is stimulated by a branch of the sciatic nerve called the tibial nerve. This causes contraction and produces plantar flexion of the foot. When a person stands on their "tippy toes" that is plantar flexion. This is a function of this nerve.
What muscle does the sciatic nerve pass through?
M. Piriformis
What is the effector of the Achilles reflex?
gastrocnemius muscle
Where does the sciatic nerve exit?
The sciatic nerves exit the pelvic bone through an opening (greater sciatic foramen) to emerge in the buttock.
Under which gluteal muscle does the sciatic nerve lie?
Gluteus maximus
What can cause back pain besides muscle tear or spasm?
Pinched nerve .Or sciatica, an inflammation of the sciatic nerve.
Which nerve belongs to the peripheral nervous system A. Sciatic nerve B. Vagus nerve C. Optic nerve D. Trigeminal nerve?
sciatic
What major nerve innervates the extensors of the leg?
The sciatic nerve is the major nerve that innervates the extensor muscles of the leg, particularly the tibialis anterior muscle. It is a large nerve that branches into the common fibular nerve and the tibial nerve, both of which supply various muscles in the leg.
What nerve must be avoided when giving injections in the buttock muscles?
The sciatic nerve, which is the largest nerve in the body.That is why injections are ususally given in the gluteus medius, in order to avoid the sciatic nerve.
Is the sciatic nerve the largest nerve in the body?
Yes, the sciatic nerve is the largest nerve in the human body.
