The phrase "arteria comitans nervi ischiadici" refers to a branch of the sciatic nerve that accompanies the posterior femoral artery. Its complex spelling can be broken down through the use of the International Phonetic Alphabet (IPA). The "a" sound at the beginning is pronounced like the "a" in "father," while the "i" in "comitans" is pronounced like the "i" in "sit." The stress falls on the second to last syllable, and the final "i" in "ischiadici" is pronounced like the "ee" in "bee."
The term "arteria comitans nervi ischiadici" is a Latin anatomical phrase that can be translated as "accompanying artery of the sciatic nerve" in English. It refers to a specific blood vessel that runs alongside or accompanies the sciatic nerve in the human body.
The sciatic nerve is one of the longest and thickest nerves in the body, extending from the lower back down through the buttock, thigh, and all the way to the foot. It is responsible for providing sensation and controlling the movement of the lower limb. The arteria comitans nervi ischiadici accompanies this nerve, supplying it with blood and oxygen.
The term can also be understood by breaking it down into its components: "arteria" translates to artery, "comitans" means accompanying, "nervi" refers to nerve, and "ischiadici" relates to the sciatic nerve. Therefore, the arteria comitans nervi ischiadici can be understood as the artery that runs alongside the sciatic nerve.
This artery plays a vital role in maintaining the health and function of the sciatic nerve. It helps to nourish the nerve with oxygen and nutrients, ensuring its proper functioning. Damage or blockage of the arteria comitans nervi ischiadici can lead to compromised blood supply to the sciatic nerve, potentially resulting in pain, numbness, or weakness in the lower limb.
A. Comes nervi ischiatici; origin, glutaea inferior; distribution, sciatic nerve; anastomoses, branches of profunda femoris.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.