MSK (lower limb)

Question 1

Gluteal region
Superficial muscle group
Action? (3)

Answer 1

Thigh extension
Thigh abduction
Medial rotation of the thigh

Question 2

Gluteal region
Superficial muscle group
Innervation?

Answer 2

Gluteal nerves

Gluteus maximus by inferior gluteal nerve

Question 3

What nerve innervated gluteus maximus?

Answer 3

Inferior gluteal nerve

Question 4

What cause Trendelenburg’s gait?

Answer 4

Failure of the superficial muscle group of the gluteal region

Question 5

Gluteal region
Deep muscle group
Action? (2)

Answer 5

Lateral rotation of the thigh

Hip stabilisers

Question 6

Gluteal region
Deep muscle group
Innervation?

Answer 6

Nerves from the sacral plexus

Question 7

Sciatic nerve
Spinal level?
Innervation?

Answer 7

L4-S3
Posterior thigh
All muscles of the leg and foot
Most the skin of the lower limb

Question 8

Pudendal nerve
Spinal level?
Innervation?

Answer 8

S2-S4

Principal nerve to the perineum

Question 9

Posterior cutaneous nerve of the thigh
Spinal level?
Innervation?

Answer 9

S1-S3
Skin over posterior thigh
Popliteal fossa
Lateral perineum
Upper medial thigh

Question 10

What are the boundaries of the femoral triangle?

Superior, medial, lateral, floor and roof

Answer 10

Superior: Inguinal ligament
Medially: Adductor longus
Lateraly: Sartorius
Floor: Iliopsoas and pectineus
Roof: Fascia lata

Question 11

What is the content of the femoral triangle?

Answer 11

Femoral nerve (Most lateral)
Femoral artery
Femoral vein
Lymph (Most medial)

Question 12

Thigh
Anterior compartment
Action? (1 + exception)

Answer 12

Flexors of the thigh

Quadriceps femoris which is an extensor of the leg

Question 13

What 4 muscles form the quadriceps femoris?

Answer 13

Rectus femoris
Vastus laterallis
Vastus mediallis
Vastus intermedius

Question 14

Thigh
Anterior compartment
Innervation?

Answer 14

Femoral nerve

Psoas major by L1, L2, L3

Question 15

Thigh
Medial compartment
Action? (1)

Answer 15

Adduction of the thigh

Question 16

Thigh
Medial compartment
Innervation?

Answer 16

Obturator nerve

Adductor magnus by tibial nerve

Question 17

What spine levels form the femoral nerve?

Answer 17

L2-L4

Question 18

What spine levels form the obturator nerve?

Answer 18

L2-L4

Question 19

Thigh
Posterior compartment
Action? (2)

Answer 19

Extensors of the thigh

Flexors of the leg

Question 20

Thigh
Posterior compartment
Innervation?

Answer 20

Tibial division of the sciatic nerve

Short head of biceps femoris by common fibular division of the sciatic nerve

Question 21

Leg
Anterior compartment
Action? (2)

Answer 21

Dorsiflexion of the ankle

Extension of the toes

Question 22

Leg
Anterior compartment
Innervation?

Answer 22

Deep fibular nerve

Question 23

What spine levels form the tibial division of the sciatic nerve?

Answer 23

L5-S2

Question 24

What spine levels form the deep fibular nerve?

Answer 24

L4-L5

Question 25

Leg Lateral compartment Action? (2)

Answer 25

Foot eversion | Plantarflexion of the ankle (minor)

Question 26

Leg Lateral compartment Innervation?

Answer 26

Superficial fibular nerve

Question 27

What spine levels form the superficial fibular nerve?

Answer 27

L5-S2

Question 28

Leg Posterior compartment Superficial group Action?

Answer 28

Plantarflexion of the ankle

Question 29

Leg Posterior compartment Superficial group Innervation?

Answer 29

Tibial nerve

Question 30

What spine levels form the tibial nerve?

Answer 30

S1-S2

Question 31

What muscles tendons form the calcaneal tendon?

Answer 31

Gastrocnemius | Soleus

Question 32

What is the common name for the calcaneal tendon?

Answer 32

Achillies tendon

Question 33

Leg Posterior compartment Deep group Action? (2)

Answer 33

Flexors of toes | Plantarflexion of the ankle

Question 34

Leg Posterior compartment Deep group Innervation?

Answer 34

Tibial nerve

Question 35

What spine levels form the tibial nerve?

Answer 35

S1-S2

Question 36

What movements happen at the hip joint? (4)

Answer 36

Flexion-extension Abduction-adduction Medial-lateral rotation Circumduction

Question 37

What 3 ligaments form the hip joint capsule?

Answer 37

Ilofemoral Pubofemoral Ischiofemoral

Question 38

What is the intracapsular ligament of the hip?

Answer 38

Ligamentum teres | AKA ligament to head of femur

Question 39

What are the 6 major soft tissue structures associated with the knee?

Answer 39

``` Medial and lateral meniscus ACL PCL Quadriceps tendon Patella tendon ```

Question 40

What are the boundaries of the popliteal fossa? | Superolateral, superomedial, inferior and roof

Answer 40

Superolaterally: biceps femoris Supromedially: semimembranous Inferiorly: gastrocnemius Roof: popliteal fascia

Question 41

What are the content of the popliteal fossa?

Answer 41

Popliteal artery Popliteal vein Tibial nerve Common fibular nerve