Gluteal region and hip joint

Question 1

What forms the pelvic girdle?

Answer 1

the two innominate hip bones and the sacrum

Question 2

where do the two innominate bones articulate?

Answer 2

Posteriorly: at the sacrum
Anteriorly: at the pubic symphysis

Question 3

Name the three bones each innominate bone is derived from?

Answer 3

Ischium, Ilium, Pubic

Question 4

Name the point where the Ischium, Ilium and Pubic bone fuse

Answer 4

Acetabulum

Question 5

What is the function of the pelvic girdle?

Answer 5

Strong and stable support for the lower limbs

Question 6

Which pelvic inlet is more heart shaped than circular

Answer 6

Male

Question 7

Which pelvic alae is more narrow and deep than shallow

Answer 7

Male

Question 8

DO males or females have a bigger pubic arch

Answer 8

Females = above 90 degrees

Question 9

Is a male or female’s pelvis heavier and thicker?

Answer 9

Male

Question 10

What is the pubic symphysis?

Answer 10

A secondary cartilaginous joint between two pubic bones

Question 11

Functions of the pelvis?

Answer 11

Bear weight
Attachment for muscles
Protect pelvis and abdominal viscera
Attachment for external reproductive organs
Movement

Question 12

Name the two ligaments that strengthen the pelvic girdle

Answer 12

Sacrotuberous and Sacrospinous

Question 13

Where does the sacrotuberous ligament connect?

Answer 13

From the sacrum to the Ischial tuberosity

Question 14

Where does the sacrospinal ligament connect?

Answer 14

From the sacrum to the Ischial Spine

Question 15

What forms the hip joint?

Answer 15

Acetabulum articulates with head of the femur

Question 16

What type of joint is the hip joint

Answer 16

A strong and stable Ball and socket joint

Question 17

What movements are possible at hip joint?

Answer 17

Abduction
Adduction
Flexion 
Extension
Lateral and medial rotation

Question 18

Structures that stabilise the hip joint?

Answer 18

Acetabulum, Iliofemoral ligament, Pubofemoral ligament, Ischiofemoral ligament, ligament of the head of the femur

Question 19

How does the acetabulum stabilise the hip joint?

Answer 19

Encompasses nearly all of the head of the femur

Question 20

Does the iliofemoral ligament prevent hyperextension or hyperflexion?

Answer 20

Hyperextension - prevents hyperextension of the hip joint

Question 21

Name the muscles involved in movement at the hip joint?

Answer 21

Gluteus Maximus, Gluteus medius, Gluteus minimus

Question 22

What is the iliotibial tract?

Answer 22

A longitudinal fibrous reinforcement of the fascia lata

Question 23

Functions of the iliotibial tract?

Answer 23

abductor, flexor, and medial rotator of the thigh

connects muscles of the lateral thigh

Question 24

What supports the tensor fascia late and the gluteus maximus muscles?

Answer 24

iliotibial tract - also stabilises the knee

Question 25

Does the piriformis muscle pass through the greater or lesser sciatic foramen?

Answer 25

Greater sciatic foramen

Question 26

What nerve needs to be avoided in intramuscular injections?

Answer 26

The sciatic nerve

Question 27

Where is a safe area to perform intramuscular injections?

Answer 27

The upper outer quadrant of the gluteal region

Question 28

What structures pass through the GREATER sciatic foramen SUPERIOR to piriformis?

Answer 28

Superior gluteal artery, vein and nerve

Question 29

What structures pass through the GREATER sciatic foramen INFERIORLY to piriformis?

Answer 29

``` Sciatic nerve Posterior femoral cutaneous nerve Nerve to obturator internus Nerve to obturator externus Pudendal Nerve Inferior pudendal artery and vein Inferior gluteal artery and vein ```

Question 30

What structures pass through the lesser sciatic foramen?

Answer 30

Tendon of obturator internus Internal pudendal vessels Pudendal nerve Nerve to obturator internus

Question 31

Where do piriformis, obturator internus and the gemelli insert?

Answer 31

medial side of the greater trochanter of femur

Question 32

What functions do the piriformis, obturator internus and the gemelli have in common?

Answer 32

Laterally rotate and extend the femur at hip joint