骶叢（sacral Plexus）由腰骶干（L4，5）以及全部骶神經和尾神經的前支組成。骶叢位于盆腔內，在骶骨及梨狀肌前面，髂內動脈的后方。骶叢分支分布于盆壁，臀部，會陰，股后部，小腿以及足肌和皮膚。骶叢除直接發出許多短小的肌支支配梨狀肌，閉孔內肌，股方肌等外，還發出以下分 …
It is fan-shaped， arising from the outer surface of the ilium， between the anterior and inferior gluteal lines， and behind， from the margin of the greater sciatic notch.The fibers converge to the deep surface of a radiated aponeurosis， and this ends in a tendon which is inserted into an impression on the anterior border of the greater trochanter， and gives an expansion to the …
Origin and insertion ·
Inferior gluteal line
Description The inferior gluteal line (inferior curved line)， the least distinct of the three lines on the gluteal surface of ala of ilium， begins in front at the notch on the anterior border， and， curving backward and downward， ends near the middle of the greater sciatic notch.
Inferior gluteal artery
Español Deutsch 中文 (簡體) 日本語 Português Русский Polski Login My profile Security Inferior gluteal artery – Arteria glutea inferior Anatomical Parts Illustrated anatomical parts with images from e-Anatomy and descriptions of anatomical General Anatomy
Inferior gluteal nerve
Description The Inferior Gluteal Nerve (n. glutæus inferior) arises from the dorsal divisions of the fifth lumbar and first and second sacral nerves: it leaves the pelvis through the greater sciatic foramen， below the Piriformis， and divides into branches which enter the deep surface of the Glutæus maximus.
Inferior vena cava
The inferior vena cava (or IVC) is a large vein that carries the deoxygenated blood from the lower and middle body into the right atrium of the heart. It is formed by the joining of the right and the left common iliac veins， usually at the level of the fifth lumbar vertebra.
Anterior gluteal line
Description The anterior gluteal line (middle curved line)， the longest of the three lines on the gluteal surface of ala of ilium， begins at the crest， about 4 cm. behind its anterior extremity， and， taking a curved direction downward and backward， ends at …
Innervation – Inferior gluteal nerve (L5-S2) Action – thigh extensor， also lateral rotation， closed chain – trunk extension Gluteus Medius m. Found deep to gluteus maximus， the superolateral fibers can be seen while gluteus maximus is in place Origin – ilium
inferior gluteal vessels innervate and supply gluteus maximus from superior and inferior gluteal arteries (only innervated by inferior gluteal nerve) what does gluteus maximus receive its blood supply? internal pudendal vessels exit through lesser sciatic foramen to
Muscles of the Gluteal Region and Posterior Thigh …
Muscles of the Gluteal Region and Posterior Thigh study guide by fvgatewood includes 42 questions covering vocabulary， terms and more. Quizlet flashcards， activities and games help you improve your grades.-origin: posterior gluteal line， iliac crest， and dorsal