The Pelvis and Hip: Bones and Joints

Question 1

Name the parts that make up the pelvis

Answer 1

The hip bone (the innominate bone)
Sacrum
Coccyx

Question 2

Name the 3 bones that form the hip bone

Answer 2

Ilium
Ischium
Pubis

Question 3

The prominent elevation along the centre of the femur that dismally divides into medial and lateral supracondylar ridges

Answer 3

Linea Aspera

Question 4

What is the significance of the ridges formed by the linea aspera?

Answer 4

Ridges mark the attachments of powerful thigh muscles

Question 5

State the angle of femoral torsion

Answer 5

12-15 degrees.
< retroversion
> anteversion

Question 6

Name the vessels that form the blood supply to the femoral head

Answer 6

Ligamentum Teres
Medial and lateral circumflex arteries
Nutrient arteries within the femoral shaft

Question 7

Describe the hip joint

Answer 7

Synovial, polyaxial, ball and socket joint

3 degrees of movement
Flex/ext, abd/add, med/lat rotation

Circumduction

Question 8

What forms the hip joint surfaces?

Answer 8

Acetabulum
Acetabulum labrum
Head of femur