Anatomy

Question 1

Action of erector spinae

Answer 1

Extends spine; lateral flexion

Question 2

Insertion of iliopsoas

Answer 2

Lesser trochanter of femur

Question 3

Origin of sartorius

Answer 3

ASIS

Question 4

What muscles insert in pes anterior? (Medial anterior flare of tibia)

Answer 4

Sartorius
Garcilis
Semitendinosus

Question 5

Action of sartorius

Answer 5

Flexes hip and knee, ER Hip, IR knee

Question 6

Origin/ insertion of rectus femoris

Answer 6

ASIS to tibial tubercle

Question 7

Action of rectus femoris

Answer 7

Flexes hip

Extends knee

Question 8

Action of tensor fascia lata

Answer 8

Flexes, abducts and IR thigh

Question 9

Origin/ insertion of gluteus Maximus

Answer 9

Posterior iliac crest to gluteal tuberosity of femur

Question 10

Action of gluteus maximus

Answer 10

Extend and ER hip

Question 11

Origin of hamstrings

Answer 11

Ischial tuberosity

Question 12

Insertion of biceps femoris

Answer 12

Head of fibula

Question 13

Action of semimembranoaus

Answer 13

Flexes knee, extends hip and IR leg

Same as semitendinosus

Question 14

Action of biceps femoris

Answer 14

Flexes knee, extends hip, ER leg

Question 15

Insertion of gluteus medius

Answer 15

Greater trochanter of femur

Question 16

Action of gluteus minimus

Answer 16

Abducts hip

Question 17

Action of pectineus

Answer 17

Adduct hip, flexes hip, ER HIP

Question 18

Insertion of adductor magnus

Answer 18

Adductor tubercle

Question 19

Origin of adductor longus

Answer 19

Medial superior ramus

Question 20

Action of gracilis

Answer 20

Flexes knee, assists in addiction, IR

Question 21

Knee extensors insertion

Answer 21

Tibial tubercle

Question 22

Muscles that cross hip and knee

Answer 22

Semitendinosus
Semimembranosus
Biceps femoris
Gracilis

Question 23

Muscles that cross knee and ankle

Answer 23

Gastrocnemius

Question 24

Action of popliteus

Answer 24

Flexes knee, unlocks knee from extension

Question 25

Action of flexor digitorum longus

Answer 25

Plantar flexes ankle and flexes toes

Question 26

Origin of flexor hallicus longus

Answer 26

Lower 2/3 surface of posterior fibula

Question 27

Insertiin of anterior tibialis

Answer 27

First cuneiform and base of 1st met

Question 28

Action of extensor digitorum longus

Answer 28

Extends toes and dorsiflex foot

Question 29

Action of tibialis posterior

Answer 29

Plantar flexes and inverts

Question 30

Foot invertors

Answer 30

Tibialis anterior and posterior

Question 31

Action of peroneals

Answer 31

Plantar flexes and everts

Question 32

Lisfranc amputation

Answer 32

After cuneiforms

Question 33

Chopart amputation

Answer 33

Before cuboids | Have calcaneus and talus

Question 34

Knee flexors

Answer 34

``` Sartorius Gracilis Semimembranosus Semitendinosus Popliteus Biceps femoris ```

Question 35

Knee extensors

Answer 35

Quadriceps femoris - rectus femoris - vastus medialis - vastus lateralis - vastus intermedius

Question 36

Knee ER

Answer 36

Biceps femoris

Question 37

Knee IR

Answer 37

Sartorius Semimembraneous Semitendinous

Question 38

Hip flexors

Answer 38

``` Iliopsoas Sartorius Gracilis Rectus femoris Pectineus TFL ```

Question 39

Hip extensors

Answer 39

``` Gluteus Maximus Biceps femoris Piriformis Semitendinosus Semimembraneous ```

Question 40

Abductors of hip

Answer 40

Sartorius Pectineus Gluteus medius Gluteus minimus

Question 41

IR of hip

Answer 41

Pectineus Gluteus medius Gluteus minimus

Question 42

ER of hip

Answer 42

``` Sartorius Pectineus Piriformis Adductor magnus Obturator externus Gemellus Quadratus femoris ```