the hip

what is osteoarthritis
break down of articular cartilage and bone in a joint, associated with wear and tear and chronic overload
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what are the articulating bones
acetabulum and head of the hip
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what provides stability
labrum, lower joint pressure, 5 ligaments, muscles
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bridges the acetabular notch
transverse acetabular lig.
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ties the head of the femur to centre of acetabulum
ligamentum teres
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anterior and supports the hip in standing
iliofemoral - resists extension and both rotations
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anterior/medial
pubofemoral - resists abduction, extension and ext. rotation
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posterior
ishiofemoral - resists adduction, internal rotation
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what are the 2 cases of impingement injuries
cam impingement (head not spherical) and pincer (extra bone)
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what movements are available at the hip
flex/exten, ab/add, circumduction, both rotations
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iliopsoas is made up of:
iliacus and psoas major
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psoas major O:
trans. processes of T12-L5
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I:
lesser trochanter
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a:
hip flexion, internal rot., spine flexion
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iliacus O:
iliac fossa and crest, sacroliliac and iliolumbar ligaments, sacrum
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I:
lesser trochanter
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a:
hip flexion
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Pectinius O:
pectin pubis
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I:
lesser trochanter
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a:
adduction and flexion of the hip
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rectus femoris (biarticular) O:
anterior inferior iliac spine
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I:
tibial tuberosity (via patella tendon)
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a:
hip flexion, knee extension
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sartorius (biarticular) (longest muscle in the body) O:
anterior superior iliac spine
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I:
pes anserinus
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a:
hip flexion, lateral rotation and a bit of abduction
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tensor fascia latae O:
iliac crest and anterior superior iliac spine
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I:
iliotibial band (ITB)
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a:
stability in knee extension, flexion, abduction
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biceps femoris (biarticular) O:
long head: ischial tuberosity, short head: linea aspera
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I:
lateral head of fibia and condyle of tibia
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a:
hip extension and knee flexion
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semimembranosis (deep) O:
ischial tuberosity
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I:
medial condyle of tibia
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a:
hip extension, knee flexion, medial rotation
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semitendonosis (superficial) O:
ischial tuberosity
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I:
pes anserinus
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a:
hip extension, knee flexion, medial rotation
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gluteus maximus O:
iliac rest, posterior gluteal line, sacrum, coccyx, sacrotuberus ligament
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I:
gluteal tuberosity of femur and ITB
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a:
hip extension, lateral rotation, abduction,
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the 6 deep lateral rotators
obturator externus, obturator internus, gemellus superior, gemellus inferior, quadratus femoris, piriformis
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adductor brevis O:
inferior pubic ramus
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I:
linea aspera and pectineal line
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a:
adduction and flex/exten. back to anatomical position
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adductor longus O:
anterior body of pubis
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I:
linea aspera
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a:
adduction and flex/exten. back to anatomical position
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adductor magnus O:
inferior ramus of pubis and ramus of ischium
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I:
linea aspera and adductor tubercle of femur
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a:
adduction of hip with a bit of extension
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gracilis (biarticular) O:
pubis and inferior pubic ramus
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I:
pes anserinus
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a:
hip adduction, knee flexion, medial rotation when knee is flexed
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gluteus medius O:
inner rim of ilium
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I:
lateral surface of greater trochanter
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a:
hip abduction, medial rotation, stability
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gluteus minimus O:
between anterior and inferior gluteal lines
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I:
anterior surface of greater trochanter
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a:
abduction and medial rotation
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thomas test - what does it test
length of iliopsoas and rectus femoris
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thomas test - how
lower back flat on table, pull knee to chest - see if lower thigh comes off table and if knee extends
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what is the ITB
a fascia that inserts into the lateral condyle of the tibia
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what muscles insert via the ITB
gluteus maximus and tensor fascia latae
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where does the pes anserinus insert
medial tibial shaft
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what muscles insert via the pes anserinus
sartorius, gracilis, semitendinosis
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Other cards in this set

Card 2

Front

what are the articulating bones

Back

acetabulum and head of the hip

Card 3

Front

what provides stability

Back

Preview of the front of card 3

Card 4

Front

bridges the acetabular notch

Back

Preview of the front of card 4

Card 5

Front

ties the head of the femur to centre of acetabulum

Back

Preview of the front of card 5
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