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Hip OIAs
Final Exam
59
Anatomy
Professional
03/14/2009

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Cards

Term
Obturator Internus/Externus Origin
Definition
External surface of obturator membrane/anterior bony margins of obturator foramen
Term
Obturator Internus/Externus Action
Definition
Lateral rotation of femur @ hip
Term
Gemellus Inferior Origin
Definition
Ischial tuberosity
Term
Gemellus Superior Origin
Definition
Ischial spine
Term
Quadratus Femoris Origin
Definition
Lateral aspect of ischial tuberosity
Term
Piriformis Origin
Definition
Anterior surface of sacrum: segment 2-4
Term
Piriformis Insertion
Definition
Superior aspect of GT of femur
Term
Quadratus Femoris Insertion
Definition
Posterior aspect of GT of femur
Term
Piriformis Action
Definition
Lateral rotation of femur @ hip, abducts femur when hip is flexed
Term
Quadratus Femoris Action
Definition
Lateral rotation of femur @ hip
Term
Gemellus Superior Insertion
Definition
Medial aspect of GT of femur
Term
Gemellus Superior Action
Definition
Lateral rotation of femur @ hip
Term
Gemellus Inferior Insertion
Definition
Medial aspect of GT of femur
Term
Gemellus Inferior Action
Definition
Lateral rotation of femur @ hip
Term
Obturator Internus/Externus Insertion
Definition
Medial aspect of GT of femur
Term
Gluteus Medius Origin
Definition
Iliac crest, ilium between superior and middle gluteal lines
Term
Gluteus Medius Insertion
Definition
GT of femur
Term
Gluteus Medius Action
Definition
Abduction, medial rotation of femur
Term
Gluteus Minimus Origin
Definition
Posterior ilium between middle and inferior gluteal lines
Term
Gluteus Minimus Insertion
Definition
Anterior surface of GT of femur
Term
Gluteus Minimus Action
Definition
Abduction, medial rotation of femur
Term
Tensor Fasciae Latae Origin
Definition
Iliac Crest
Term
Tensor Fasciae Latae Insertion
Definition
Iliotibial Tract (IT Band)
Term
Tensor Fasciae Latae Action
Definition
Assists abduction, medial rotation of femur
Term
Pectineus Origin
Definition
Anterior Pubis
Term
Pectineus Insertion
Definition
Intertrochanteric Crest
Term
Pectineus Action
Definition
Adduction and assists flexion of femur @ hip
Term
Adductor Longus/Brevis Origin
Definition
Anterior Pubis
Term
Adductor Longus/Brevis Insertion
Definition
Linea Aspera
Term
Adductor Longus/Brevis
Definition
Adduction and assists flexion of femur @ hip
Term
Adductor Magnus Origin
Definition

Anterior Head: inferior ramus of pubis.

Posterior Head: Ischial tuberosity (TBI) and ramus of ischium

Term
Adductor Magnus Insertion
Definition

Anterior Head: Linea Aspera.

Posterior Head: Adductor tubercle of femur

Term
Adductor Magnus Action
Definition

Adduction of femur @ hip.

Anterior Head: assists flexion/medial rotation of femur @ hip.

Posterior Head: assists extension/lateral rotation of femur @ hip

Term
Gracilis Origin
Definition
Inferior ramus of pubis
Term
Gracilis Insertion
Definition
Pes Ansurinus
Term
Gracilis Action
Definition
Adduction of femur @ hip, assists flexion/medial rotation of flexed knee
Term
Psoas Major Origin
Definition
T 12 - L 5
Term
Iliacus Origin
Definition
Iliac Fossa
Term
Psoas Major/Iliacus Insertion
Definition
Lesser trochanter of femur
Term
Psoas Major/Iliacus Action
Definition
Flexion of femur @ hip, if thigh is fixed: flexion of trunk @ hip
Term
Sartorius Origin
Definition
ASIS
Term
Sartorius Insertion
Definition
Pes Ansurinus
Term
Sartorius Action
Definition
Assists flexion/abduction/lateral rotation of femur @ hip; assists flexion/medial rotation of kneww
Term
Rectus Femoris Origin
Definition
AIIS, ilium @ upper rim of acetabulum
Term
Rectus Femoris Insertion
Definition
Tibial tuberosity via patellar ligament
Term
Rectus Femoris Action
Definition
extension of knee, flexion of hip
Term
Gluteus Maximus Origin
Definition
posterior lateral sacrum/medial ilium/sacrotuberus ligament/superior gluteal line
Term
Gluteus Maximus Insertion
Definition
gluteal tuberosity of femur/IT Band
Term
Gluteus Maximus Action
Definition
extension of femur @ hip/lateral rotation of extended hip
Term
Biceps Femoris Origin
Definition

Long Head: Ischial tiberosity.

Short Head: Linea aspera.

Term
Biceps Femoris Insertion
Definition
Head of fibula
Term
Biceps Femoris Action
Definition

Long Head: Extension of hip

Both Heads: flexion of knee, lateral rotation of flexed knee

Term
Semitendinosus/Semimembranosus Origin
Definition
Ischial Tuberosity
Term
Semitendinosus/Semimembranosus Action
Definition
Extension of hip/flexion of hip/medial rotation of flexed knee
Term
Semitendinosus Insertion
Definition
Pes ansurinus
Term
Semimembranosus Insertion
Definition
posterior medial tibial condyle
Term
Quadratus Lumborum Origin
Definition
Posterior Iliac Crest
Term
Quadratus Lumborum Insertion
Definition
12th rib/TPs of lumbar vertebrae 1-4
Term
Quadratus Lumborum Action
Definition
Lateral flexion of trunk or raises the hip
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