Joints of Lower Limb

Question 1

What type of joint is the hip?

Answer 1

Synovial ball and socket

Question 2

What deepens acetabular socket?

Answer 2

Transverse acetabular ligament

Acetabular labrum

Question 3

What are the ligaments of the hip joint?

Answer 3

Capsule:
Superficial lamina, longitudinal fibers
 - iliofemoral ligament
 - pubofemoral ligament
 - ischiofemoral ligament

Deep lamina, circular fibers, zona orbicularis (enhances joint stability

Intercapsular ligaments:
Foveal ligament (ligamentum teres capitis femoris)

Question 4

What provides arterial supply to the hip joint?

Answer 4

lateral and medial femoral circumflex arteries
superior and inferior gluteal aa
obturator aa - via foveal ligament

Question 5

What limits the range of motion of the hip joint?

Answer 5

capsule and intracapsular ligaments
soft tissue
opposite limb

Question 6

What type of joint is the knee?

Answer 6

True synovial
Modified hinge (flexion, extension, medial and lateral rotation when knee is flexed)

Question 7

What are the ligaments of the knee?

Answer 7

Lateral and medial patellar retinacula
oblique popliteal ligament
arcuate popliteal ligament
Ligamentum patellae
Medial and lateral collateral ligaments
Infrapatellar synovial fold
Suprapatellar bursae
Coronary ligaments
transverse genicular ligaments