Quiz on The Hip Joint

What is the structure that deepens the socket of the acetabulum and increases its concavity?

• Acetabular Labrum

• Greater trochanter

• Femoral head

• Femoral neck

Which ligament is the strongest at the hip and provides a check to hip hyperextension?

• Pubofemoral ligament

• Ligamentum teres

• Iliofemoral ligament

• Ischiofemoral ligament

What is the angle of inclination of the femur in the normal adult?

• 125°

• 30°

• 12°

• 150°

Which muscle group plays an essential role in stabilizing the pelvis in the antero-posterior direction?

• Adductor muscles of the hip

• Flexor muscles of the hip

• Extensor muscles of the hip

• Abductor muscles of the hip

What is the maximum loose packed position of the hip?

• 20 degrees of extension with an extended knee

• 120 degrees of flexion with a flexed knee

• 30 degrees of flexion, abduction, and slight lateral rotation

• Maximal extension and maximal medial rotation

Which ligament covers the hip joint posteriorly and arises from the ischium?

• Iliofemoral ligament

• Pubofemoral ligament

• Ischiofemoral ligament

• Ligamentum teres

What is the primary function of the lateral rotator muscles of the hip?

• Flexion

• Lateral rotation

• Extension

• Abduction

What is the range of hip joint motion in degrees for ascending stairs?

• 124 Sagittal, 19 Frontal, 15 Transverse

• 36 Sagittal

• 110 Sagittal, 23 Frontal, 33 Transverse

• 67 Sagittal, 16 Frontal, 18 Transverse

Which muscle group produces abduction-flexion-medial rotation of the hip?

• Deltoid of the hip

• Abductor fibers of gluteus maximus

• Posterior fibers of gluteus minimus and medius

• Tensor fasciae latae, anterior fibers of gluteus medius, and bulk of gluteus minimus

What is the function of the acetabular labrum in the hip joint?

• All of the above

• Increases the concavity of the acetabulum

• Grasps the head of the femur to maintain contact with the acetabulum

• Deepens the socket of the acetabulum