Joints of the lower limb

Question 1

What are the other names of the hip bone

Answer 1

An innominate bone or coxa bonee

Question 2

Which part of the head of the femur is not covered by hyaline cartilage

Answer 2

Fovea of the head of the femur, ligamentum teres femoris

Question 3

What are the parts of the

Answer 3

The rim,
the lunate surface(
The gap called acetabular notch
The acetabular fossa

Question 4

which part of the acetabylum is coevred by hyaline car.

Answer 4

Lunate surface

Question 5

main part that takes part of the hip joint formation

Answer 5

Lunate surface

Question 6

What usually covers the acetabular fossa

Answer 6

Fat

Question 7

What covers the acetabular rim

Answer 7

Acetabular labrum

Question 8

Transverse acetabular ligament?

Question 9

Medially, where does the capsule of the hip joint attach

Answer 9

Margins of the acetabulum

Question 10

Laterally, where does the capsule of the hip joint attach

Answer 10

Intertrochanteric line

Question 11

The posterior version of the intertrochanteric line is

Answer 11

intertronchanteric crest

Question 12

What forms the retinaculum

Answer 12

The reflected part of the synovial membrane, Reflexion retinacula

Question 13

A fracture of the head of the femur may affect what arteries?

Answer 13

`Subsynovial retinacular arteries , which supply the head of the fermur

Question 14

How many capsular ligaments are there

Answer 14

3

Question 15

What are the three capsular ligaments

Answer 15

Iliofemoral
Pubofemoral
Ischiofemoral ligament

Question 16

What are the capsule

Question 17

What is the strongesr campsule ligament

Answer 17

Iliofemoral

Question 18

What is the weakest capsule ligament

Answer 18

Ischiofemoral

Question 19

What is the function of the iliofemoral

Answer 19

Resists extensive extension of the hip joints

Question 20

What is the function of the pubofemoral ligament

Answer 20

Support the hip joint inferiorly

Question 21

Function of the Ischiofemoral joint

Answer 21

Protects the joints posteriorly, and resists excessive flexion of the hip joint

Question 22

The ligament of the head of the femur

Answer 22

Connects the head of the femur to the transverse femoral ligament

Question 23

Which ligament of the hip joint does not play a role in the stability of the joint

Answer 23

The ligament of the head of the femur

Question 24

Which muscles in the lower limb can be likened to the rotator cuff muscles

Answer 24

Piriformis, obturator internis gemelli

Question 25

What nerve can be affected when the hip joint dislocates posteriorly

Answer 25

The sciatic nerve

Question 26

What is the main arterial blood supply of the hip joint

Answer 26

Retinacular arteries

Question 27

Which arteries do the Retinacular arteries branch from

Answer 27

Medial and lateral circumflex femoral artery

Question 28

What is trochanteric anastomosis

Question 29

Which other artery supplies the head of the

Answer 29

Artery to the head of the femur

Question 30

What year does the artery to the head of the femur obliterate

Answer 30

7 years

Question 31

Why are sickle cell patients likely to have avascular necrosis of the head of the femur

Answer 31

Because the artery to the head of the femur closes even earlier than the average 7 years At this stage, the Retinacular arteries are not fully developed hence the loss of blood supply to the head of the femur

Question 32

What is the major muscle for the flexion of the hip joint

Answer 32

Iliopsoas( Iliacus and Psoas major muscle

Question 33

What is the major muscle for the Extension of the hip joint

Answer 33

The gluteus maximus

Question 34

What is the major muscle for the Abduction of the hip joint

Answer 34

The gluteus medius and minimus

Question 35

What is the biggest synovial joint in the body

Answer 35

The knee joint

Question 36

Why is the knee joint considered compound synovial joint

Answer 36

Because its formed by two bones

Question 37

# The knee joint is considered to be a modified himge joint Why is this so

Answer 37

Becaus eit allows other movements apart from flexion and extension so its not a true hinge joint

Question 38

Origin and insertion of the patella ligament

Answer 38

Extends from the apex of the of the patella to the tibial tuberositty

Question 39

What forms the patella retinaculum

Answer 39

Ligaments of the vastus lateralis and medialis

Question 40

Genu varos posit