Lower Limb

Question 1

OC of femur

Answer 1

6 months to 1 year femur head
GT 4 years, LT 8 years.

All fuse at 18 - 20 years

Question 2

OC of patella

Answer 2

3 years, fuse by puberty

Question 3

OC of tibia and fibula

Answer 3

Tibia - lower 1, upper 3 years. Fuse upper 20, lower 18

Fibula - lower 1, upper 3 years. Lower epiphysis fuses at 16 years and upper 18 years

Question 4

What are the common sites of sesamoid bones in the foot?

Answer 4

Os perineum
Os trigonum
Os supratalare
Os vesalianum
Os tibiale externum
1st MTP joint
Other IP joints

Question 5

OC of foot bones

Question 6

What are the 5 ligaments of the hip joint?

Answer 6

Iliofemoral
Ischiofemoral
Pubofemoral
Transverse acetabular
Ligamentum teres

Question 7

What are the ligaments of the knee joint?

Answer 7

Medial collateral
Lateral collateral
Ligamentum patellae with patellar retinacular
Oblique popliteal ligament

Question 8

What are the ligaments of the ankle joint?

Answer 8

Deltoid
Posterior talofibular
Calcaneofibular
Anterior talofibular

Question 9

What are the branches if the external iliac artery?

Answer 9

Superficial circumflex
Superficial inferior epigastric
Superficial pudendal

Profunda femoris - medial and lateral circumflex, four perforating

Question 10

What are the branches of the peroneal artery?

Answer 10

Muscular branches
Nutrient artery to fibula
Perforating branch
Communicating branch