The Thigh

Question 1

Fascia of the thigh has 2 layers

Answer 1

Superficial fascia
Deep fascia: fascia lata

iliotibial tract: part of fascia lata, provides stability for hip and knee

Question 2

identify superficial veins

Answer 2

Great saphenous v.

Small saphenous v.

Question 3

Deep veins

Answer 3

accompanies major arteries

Question 4

Perforating veins

Answer 4

connect superficial veins to deep vein, drain blood from superficial veins to deep veins

Question 5

Great saphenous v.

Answer 5

begins at dorsal venous arch of foot
ascends in front of medial malleolus along with medial aspect of tibia along with saphenous nerve
passes through saphenous opening- fossa ovalis in fascia lata
joint Femoral vein

Question 6

Great saphenous vein is often chosen for

Answer 6

venous cut down (near medial malleolus)

Question 7

Lympahtic drainage formed by

Answer 7

• superficial inguinal nodes
• deep inguinal nodes
• popliteal nodes

Question 8

superficial inguinal nodes

Answer 8

receives lymph from the thigh
perineum
gluteal region
lower abdominal wall

Question 9

deep inguinal nodes

Answer 9

receives lymph from superficial inguinal nodes and all the deep structures of lower limb

Question 10

popliteal nodes

Answer 10

receives lymph from heel, lateral side of foot

Question 11

superficial and deep inguinal nodes drain into…?

Answer 11

external iliac nodes

Question 12

Anterior compartment supplied by?

Answer 12

Femoral nerve

Question 13

posterior compartment supplied by?

Answer 13

Sciatic nerve

Question 14

Medial compartment supplied by?

Answer 14

Obturator n.

Question 15

Sartorius muscle

Answer 15

• femoral n.
• flexes, abducts, laterally rotates thigh at hip joint
• flexes and medially rotates leg at knee joint

Question 16

iliacus and psoas

Answer 16

*femoral n./ lumbar plexus (L1,2,3)

Flexes thigh at hip joint

Question 17

Pectineus

Answer 17

*femoral n./ pectineus

Flexes and adducts thigh at hip joint

Question 18

rectus femoris

Vastus medialis, lateralis, intermedius (Quadriceps femoris)

Answer 18

*femoral n.

Extension of leg at knee joint

Question 19

Femoral nerve (L2,3,4) branches in the thigh

Answer 19

anterior division
Sartorius, Pectineus muscle
intermediate cutaneous n.
medial cutaneous n.

Question 20

Femoral n. posterior division

Answer 20

Rectus femoris m. and 3 vasti muscles

-Saphenous n.

Question 21

Patellar tendon reflex

Answer 21

tapping ligamentum patellae
positive=extension of knee
afferent/efferent= femoral n.
spinal center=L2,3,4

Question 22

when is patellar reflex lost?

Answer 22

injury to femoral n. or spinal center

Question 23

Muscles of medial compartment innervated by

Answer 23

Obturator n. (L2,3,4)

Hamstring part: Sciatic n.

Question 24

Obturator nerve in clinical application

Answer 24

diseases of hip joint- pain on medial side of thigh
Inflammation or carcinoma of ovary- peritonitis
irritation of obturator n.

Question 25

identify boundaries of Femoral triangle

Answer 25

superior: inguinal ligament medial: medial border of adductor longus lateral: medial border sartorius

Question 26

Contents of femoral triangle?

Answer 26

Femoral nerve, artery, vein | Deep inguinal nodes

Question 27

Femoral hernia

Answer 27

protrusion of abdominal viscera through femoral ring into femoral canal

Question 28

Femoral artery branches

Answer 28

* Major artery of lower limb - Profunda (deep) femoris artery - Superficial circumflex iliac - superficial epigastric - superficial and deep external pudendal - deep genicular artery continuation of femoral a.- Popliteal a.

Question 29

Muscles of posterior compartment of thigh

Answer 29

Hamstring muscles: - semimembranosus - semitendinosus - biceps femoris - Hamstring part of adductor magnus

Question 30

mention action of hamstring

Answer 30

Flexors of the knee and Extensors of hip *Sciatic n.- tibial component

Question 31

If there is a Fx of femoral shaft which artery is prone to injury?

Answer 31

Profunda femoris artery

Question 32

Biceps femoris muscle?

Answer 32

Long head: tibial portion of sciatic n. short head: common peroneal portion os sciatic n. action: flex leg at knee joint, extend thigh at hip jt.

Question 33

semitendinosus m?

Answer 33

tibial portion of sciatic n. | action: flex leg at knee, extend thigh at hip

Question 34

semimembranosus m.?

Answer 34

tibial portion of sciatic n. | same action as semitendinosus

Question 35

hamstring part of adductor magnus

Answer 35

tibial portion of sciatic | Extends thigh at hip

Question 36

Sciatic nerve features

Answer 36

-Largest n. of body (L4-5, S1,S2,S3) | Exits pelvis via greater sciatic foramen below piriformis m.

Question 37

Muscular branches of Sciatic n.

Answer 37

- semitendinosus - semimembranosus - long head of biceps femoris - hamstring part of adductor magnus

Question 38

terminal branches of sciatic

Answer 38

- tibial n. | - common peroneal (fibular) n.

Question 39

Sciatic pain

Answer 39

radiating pain down posterior aspect of the thigh, posterior and lateral side of the leg and lateral part of foot

Question 40

sleeping foot

Answer 40

temporary compression of sciatic n. against femur