Innominate SD Flashcards
What are 2 significant structures influencing LE circulation?
Pelvic diaphragm
Inguinal area
What do “true” ligaments attach?
Bone to bone
What do “accessory” ligaments attach?
Attachment at another ligament, tendon, or fascia
During R heel strike, what innominate is rotating posteriorly? What hip muscles are being contracted?
R innominate
Iliopsoas and quadriceps femoris
During R toe off, which innominate is being rotated anteriorly? Which muscles are being contracted?
L innominate rotating forward
Contraction of gluteus maximus M. and Hamstrings
What is the attachment of the sacrospinous L.?
Sacrum to spine of the ischium
What is the attachment of the Iliolumbar L?
Ilium to the 5th Lumbar vertebrae?
What are the anterior pelvic ligaments?
Sacrospinous L.
Iliolumbar L.
Anterior Sacroiliac L.
Inguinal L.
What is the attachment of the anterior sacroiliac L.?
Most of the sacroiliac joint
What is the attachment of the Inguinal L.?
ASIS to the superior pubic rami/pubic tubercle
What are the major posterior pelvic ligaments?
Sacrotuberous L.
Posterior Sacroiliac L.
What is the attachment of the sacrotuberous L.?
Sacrum to ischial tuberosity
What is the attachment of the posterior sacroiliac L.?
Most of the sacroiliac joint
What is the action of the iliolumbar L.?
Stabilize the L5
Restrict anterior and rotation of L5
What are the major hip flexor muscles?
Iliacus + Psoas = Iliopsoas M.
What are the minor hip flexor muscles?
Rectus Femoris M.
Sartorius M.
What is the origin and insertion of the Iliacus M.?
Iliac fossa to the lesser trochanter of the femur
What is the origin and insertion of the Psoas Major and Psoas Minor Ms.?
L5 to lesser trochanter of the femur
What is the origin and insertion of the Rectus Femoris M.?
AIIS to patella
What is the origin and insertion of the Rectus Femoris M.?
ASIS to medial tibia
What muscles comprise the hip extensors?
Gluteus maximus m.
Hamstrings - biceps femoris, semitendonosis
What is the origin and insertion of the gluteus maximus m.?
Posterior iliac fossa to posterosuperior aspect of greater trochanter of femur
What is the origin and insertion of the semimembranosus m.?
Ischial tuberosity to medial tibia
What is the origin and insertion of the semitendonosus m.?
Ischial tuberosity to medial tibia