The Lower Limb Muscle Groups Flashcards Preview

Medicine, Year 2, Block 12 (Neurological, Neuromuscular, and MSK Diseases) > The Lower Limb Muscle Groups > Flashcards

Flashcards in The Lower Limb Muscle Groups Deck (44):
1

What are the names for the two fascias for the thigh and lower leg?

Fascia lata (thigh)
Fascia crura (lower leg)

2

The fascia lata is superficial to all muscles of the thigh, however encloses which two specific muscles?

Tensor fascia lata
Gluteus maximums

3

The fascia lata is continuous with which ligament?

Inguinal ligament

4

What vein passes through the Fascia lata? What is the name of the structure of the Fascia lata which it passes through?

Saphenous vein, passing through the Cribiform fascia of the Fascia lata

5

What are the three compartments of both the thigh and lower leg?

Thigh: Anterior, Posterior, Medial

Lower leg: Anterior, Posterior, Lateral

6

What is Compartment Syndrome?

Painful condition where pressure builds up in the muscles causing decreased blood flow reducing oxygen / nutrient supply

7

How can Compartment Syndrome be treated?

Fasciotomy

8

What are the five P's of Compartment syndrome?

- Pallor
- Pulselessness
- Parasthesia
- Pain
- Paralysis

9

What are the muscles of the Anterior compartment of the Thigh?

Quadriceps femoris (Rectus femoris, vastus medialis, vastus lateralis, vastus intermedius)

Sartorius

Pectineus

10

Where does the Rectus femoris originate and insert onto?

Anterior Inferior Iliac Spine (AIIS) to the Patella

11

Which of the Quadriceps femoris muscles are Bipennate?

Rectus femoris

12

Where does the Sartoritus originate and insert into?

Anterior Superior Iliac Spine (ASIS) to the tibia

13

What is the nerve supply and arterial supply of the Anterior Compartment of the Thigh?

Femoral nerve
Femoral artery

14

What is the function of the muscles in the Anterior Compartment of the Thigh?

Extension of knee
Flexion of hip

15

What are the muscles of the Medial compartment of the Thigh?

Adductor brevis
Adductor longus
Adductor magnus

Gracilis
Obturator externa

16

What is the nerve supply and arterial supply of the Medial compartment of the Thigh?

Obturator nerve
Obturator artery

17

What is the function of the muscles of the Medial Compartment of the Thigh?

Adduct the hips

18

What are the boundaries of the Femoral triangle?

Inguinal ligament
Sartorius
Adductor longus

19

What is the floor and roof of the Femoral triangle?

Roof = Fascia lata
Floor = Pectineus, Iliopsoas, Adductor longus

20

Where would a femoral hernia occur?

In the empty space of the femoral triangle

21

Which of the contents of the Femoral triangle is not situated within the Femoral sheath?

Femoral nerve

22

What are the contents of the Femoral triangle?

NAVEL

Femoral Nerve
Femoral Artery
Femoral Vein
Empty Space
Deep Inguinal Lymph Nodes

23

What common source does the Femoral and Obturator nerve come from?

Lumbar plexus

24

What are the muscles of the Posterior compartment of the Thigh?

Semitendinosus
Semimembraneosus
Biceps femoris

Adductor magnus

25

What is the nerve supply and arterial supply of the Posterior compartment of the Thigh?

Sciatic nerve
Profunda femoris

26

What is the origin of the Hamstring muscles of the Posterior compartment in the thigh?

Ischial tuberosity

27

What is the function of the muscles in the Posterior compartment of the knee?

Extension of hip
Flexion of knee

28

What are the muscles of the Gluteal region?

Gluteus maximus
Glutetus medius
Gluteus minimus
Obturator internus and gamelli
Quadratus femoris
Tensor fascia lata

29

What is the function of the Gluteus maximus?

Extensor of the hip

30

What is the function of the Gluteus medius and minimus?

ABduction
Medial rotation

31

What is the source of the Sciatic nerve?

Sacral plexus

32

What are the muscles of the Anterior compartment of the Lower leg?

Tibilias anterior
Extensor hallucis longus
Extensor digitorum longus
Fibularis tertius

33

What is the nerve supply and arterial supply of the Anterior compartment of the Lower leg?

Deep fibular nerve
Anterior tibial artery

34

What are the muscles of the Lateral compartment of the Lower leg?

Fibularis longus
Fibularis brevis

35

What is the nerve supply and arterial supply of the Lateral compartment of the Lower leg?

Superficial fibular nerve
Fibular artery

36

What are the muscles of the Posterior SUPERFICIAL compartment of the Lower leg?

Gastrocnemius
Soleus
Plantaris

37

What are the muscles of the Posterior DEEP compartment of the Lower leg?

Tibialis posterior
Flexor digitorum longus
Flexor hallucis longus
Popliteus

38

What is the nerve supply and arterial supply of the Posterior compartment of the Lower leg?

Tibial nerve
Posterior tibial artery

39

What is the function of the muscles of the Anterior compartment of the Lower leg?

Dorsi-flexion of the ankle

40

What is the function of the muscles of the Lateral compartment of the Lower leg?

Eversion of ankle

41

What is the function of the muscles of the Posterior compartment of the Lower leg?

Plantar-flexion of the ankle

42

What is the shape of the Popliteal fossa? What are its contents?

Diamond shaped

Popliteal artery and vein
Tibial nerve
Small saphenous vein

43

What nerve supplies the anterior compartment of the thigh?

Femoral

44

What nerve supplies the posterior compartment of the thigh, all of the lower leg and foot?

Sciatic