Muscles Actions, Origins, and Insertions of the Pelvic Complex and Hip (week 5)

Question 1

state the 4 anterior muscles of the hip

Answer 1

1. illiopsoas (illiacus and psoas major)
2. pectineus
3. rectus femoris
4. sartorius

Question 2

state the 4 medial hip muscles

Answer 2

1. adductor longus
2. adductor Magnus
3. adductor brevis
4. gracilis

Question 3

state the 5 posterior hip muscles

Answer 3

1. bicep femoris
2. semi membranosus
3. semi tendinosus
4. gluteus maximus
5. 6 deep external rotator muscles

Question 4

state the 6 deep external rotator muscles

Answer 4

1. obturator externus
2. obturator internus
3. gamellus superior
4. gamellus inferior
5. quadratus femoris
6. piriformis

Question 5

state the 3 lateral hip muscles

Answer 5

1. gluteus medius
2. gluteus minimus
3. tensor fasciae latae

Question 6

state the action(s) of the - psoas major

Answer 6

1. hip flexion
2. flexes trunk if legs are fixed
3. hip medial rotation
4. trunk side flexion

Question 7

state the action(s) of the - illiacus

Answer 7

hip flexion

Question 8

state the action(s) of the - pectineus

Answer 8

1. hip flexion

2. hip adduction

Question 9

state the action(s) of the - rectus femoris

Answer 9

1. hip flexion

2. knee extension

Question 10

state the action(s) of the - sartorius

Answer 10

1. hip flexion
2. hip lateral rotation
3. hip abduction

Question 11

state the action(s) of the - bicep femoris

Answer 11

1. LH = Hip extension

2. SH = knee flexion

Question 12

state the action(s) of the - semi membranosus

Answer 12

1. hip extension
2. knee flexion
3. knee medial rotation (when the knee is flexed)

Question 13

state the action(s) of the - semi tendinosus

Answer 13

1. hip extension
2. knee flexion
3. knee medial rotation (when the knee is flexed)

Question 14

state the action(s) of the - gluteus maximus

Answer 14

1. hip extension
2. assists hip lateral rotation
3. assists hip abduction
4. helps stabilise the knee (vie iliotibial band/ITB)

Question 15

state the action(s) of the - adductor Magnus

Answer 15

1. hip adduction

2. hip extension

Question 16

state the action(s) of the - adductor brevis

Answer 16

1. hip adduction
2. assist hip flexion (when in an extended position)
3. assists hip extension (when in a flexed position)

Question 17

state the action(s) of the - adductor longus

Answer 17

1. hip adduction
2. assist hip flexion (when in an extended position)
3. assists hip extension (when in a flexed position)

Question 18

state the action(s) of the - gracilis

Answer 18

1. hip adduction
2. knee flexion
3. knee internal rotation (when knee is flexed)

Question 19

state the action(s) of the - gluteus medius

Answer 19

1. hip abduction

2. hip medial rotation

Question 20

state the action(s) of the - gluteus minimus

Answer 20

1. hip abduction

2. hip medial rotation

Question 21

state the action (s) of the - tensor fascia latae (TFL)

Answer 21

1. hip flexion (weak)
2. hip abduction
3. tenses ITB to help with knee stabilisation (when the knee is in an extended position)

Question 22

state the origin point(s) of the - psoas major

Answer 22

transverse process of T12-L5

Question 23

state the origins point(s) of the - illiacus

Answer 23

iliac fossa, iliac crest, anterior superior iliac spine

Question 24

state the origins(s) point(s) of the - pectineus

Answer 24

pectineal line on the superior ramus of the pubis

Question 25

state the origins(s) point(s) of the - rectus femoris

Answer 25

anterior inferior iliac spine; ilium, above the acetabulum

Question 26

state the origins(s) point(s) of the - sartorius

Answer 26

anterior superior iliac spine

Question 27

state the origins(s) point(s) of the - bicep femoris

Answer 27

1. LH - ischial tuberosity | 2. SH - linea espera of femur

Question 28

state the origins(s) point(s) of the - semi membranosus

Answer 28

ischial tuberosity

Question 29

state the origins(s) point(s) of the - semi tendinous

Answer 29

ischial tuberosity

Question 30

state the origins point(s) of the - gluteus maximus

Answer 30

iliac crest, posterior gluteal line, posterior surface of sacrum, posterior surface of coccyx

Question 31

state the origins(s) point(s) of the - adductor Magnus

Answer 31

inferior ramus of pubis, ischial tuberosity

Question 32

state the origins(s) point(s) of the - adductor brevis

Answer 32

inferior ramus of the pubis

Question 33

state the origins(s) point(s) of the - adductor longus

Answer 33

anterior body of the pubis

Question 34

state the origins(s) point(s) of the - gracilis

Answer 34

body + inferior ramus of the pubis

Question 35

state the origins(s) point(s) of the - gluteus medius

Answer 35

outer surface of ilium, inferior to the iliac crest

Question 36

state the origins(s) point(s) of the - gluteus minimus

Answer 36

outer surface of ilium, between anterior and inferior gluteal lines

Question 37

state the origins(s) point(s) of the - tensor fascia latae (TFL)

Answer 37

iliac crest, anterior superior iliac spine

Question 38

state the insertion(s) point(s) of the - psoas major

Answer 38

lesser trochanter of femur

Question 39

state the insertion(s) point(s) of the - illiacus

Answer 39

onto tendon of psoas major, onto the lesser trochanter of the femur

Question 40

state the insertion(s) point(s) of the - pectineus

Answer 40

lesser trochanter to linea aspera of femur

Question 41

state the insertion(s) point(s) of the - rectus femoris

Answer 41

tibial tuberosity via patella tendon

Question 42

state the insertion(s) point(s) of the - sartorius

Answer 42

pes anserinus onto the anterior medial surface of the tibia, just below the condyle

Question 43

state the insertion(s) point(s) of the - bicep femoris

Answer 43

lateral side of fibula head, lateral condyle of tibia

Question 44

state the insertion(s) point(s) of the - semi membranosus

Answer 44

medial condyle of tibia

Question 45

state the insertion(s) point(s) of the - semi tendinosus

Answer 45

pes anserinus onto the medial shaft of the tibia

Question 46

state the insertion(s) point(s) of the - gluteus maximus

Answer 46

gluteal tuberosity of femur, and ITB

Question 47

state the insertion(s) point(s) of the - adductor Magnus

Answer 47

linea aspera, and adductor tubercle of the femur

Question 48

state the insertion(s) point(s) of the - adductor brevis

Answer 48

lesser trochanter to linea aspera

Question 49

state the insertion(s) point(s) of the - adductor longus

Answer 49

linea aspera of femur

Question 50

state the insertion(s) point(s) of the - gracilis

Answer 50

pes anserinus onto the medial surface of the shaft of the tibia

Question 51

state the insertion(s) point(s) of the - gluteus medius

Answer 51

lateral surface of the greater trochanter

Question 52

state the insertion(s) point(s) of the - gluteus minimus

Answer 52

anterior surface of the greater trochanter

Question 53

state the insertion(s) point(s) of the - Tensor fascia latae (TFL)

Answer 53

lateral side of the tibia (via the ITB)