Muscles
Name the action, origin, and insertion of the Psoas Major
A: Hip flexion, lateral trunk flexion, with iliacus it flexes trunk
O: Transverse processes of Lumbar bodies, Sides of bodies of T12-L5
I: Lesser Trochanter of femur
Name The 7 muscles of the anterior thigh region
Iliacus, Iliopsoas (psoas major), Rectus Femoris, Sartorious, Vastus lateralis, Vastus intermedius, Vastus Medius
Name the 4 quad muscles and their insertion point
Rectus femoris, Vastus medius, Vastus Lateralis, Vastus intermedius-Tibial tuberosity via the patellar ligament
Name the major innervation of the gluteus maximus
Inferior gluteal nerve
Iliolumbar ligament: list the function, attachment points, and a test that assess lumbar instability
To resist lateral flexion, L5 spinous process ->iliac tuberosity, Lumbar instability test
Name the Origin, action and innervation of the Rectus Femoris
A: Extends leg at knee joint and Hip flexion
O: AIIS and ilium superior to acetabulum
N: Femoral Nerve
Name the 6 muscles of the medial thigh
Adductor Longus, Brevis, Magnus, Gracilis, Obturator Externus, Pectineus
What is the origin of the Rectus abdominus?
Pubic crest and pubic symphysis
What are the muscles of the posterior thigh innervated by?
Sciatic
What are the functions and attachment points of the supraspinous ligament?
Resists lumbar flexion, spinous processes: C7-L4
Name the origin, insertion and innervation of the Sartorious
O: ASIS
I: Superior part of medial surface of tibia
N: Femoral nerve
What muscle originates at the Sacral tuberous ligament, dorsal surface of sacrum and coccyx and inserts into the IT band?
Gluteus maximus
What muscle group does the multifidus belong to?
Transversospinalis
What is the innervation of the Pectineus?
Femoral
Name the insertion points of the iliofemoral ligament ("Y ligament")
AIIS and intertrochanteric line
Name the action, origin, insertion, Region and innervation of the TFL
A: Abduction, medial rotation, hip flexion, helps keep knee extended
O: ASIS and anterior part of iliac crest
I: IT band tract to the lateral condyle of tibia
N: Superior gluteal nerve
R: Gluteal region
Draw the lumbar plexus and label it
Subcostal, Iliohypogastric, Ilioinguinal, Genitofemoral, LFCN, Femoral nerve, Lumbosacral trunk, Obturator nerve
Name three muscles that attach to the medial border of the greater trochanter?
Superior gemelli, inferior gemelli, obturator internus
What are the two divisions of the sciatic nerve?
Tibial and common fibular
What is the insertion point of the quadriceps muscle group?
Base of patella via patellar ligament
Name the action, origin, insertion and innervation of the of the multifidus
A: Stabilize spine
O: Sacrum, ilium, transverse processes of T1-T12 and articular processes of C4-C7
I: Spinous processes of vertebrae above, spanning two to four segments
N: Dorsal rami of each region
Action, origin, insertion, and innervation of the Piriformis
A: Lateral rotation, extension and abduction of thigh
O: Anterior surface of sacral segments 2-4, sacrotuberous ligament
I: Superior border of greater trochanter
N: Ventral rami of L5, S1-2
Name four muscles that originate at the ischial tuberosity
Semimembranosus, Semitendinosus, Biceps femoris (long head), Adductor magnus
What are the three muscles that the superior gluteal nerve innervates?
Glute min, medius and TFL
You are all beautiful humans and will do great tomorrow... I ran out of questions to ask tbh
:)