Pelvic Gurdle

Question 1

What comprises the pelvic girdle?

Answer 1

Two hip bones, sacrum and cocccyx

Question 2

What four articulations does the pelvic girdle make within the pelvis?

Answer 2

Sacriliac joints
Sacrococcygeal symphysis
Pubic symphysis

Question 3

What are the functions of the pelvis

Answer 3

Transfer weight- upper axial skeleton to lower skeleto
Provides attachment- for a number of muscles and ligaments used in locomotion.
Contains and protects-abdominopelvic and pelvic viscera

Question 4

What are the two divisions of the pelvis?

What is the border of the two known as?

Answer 4

Greater pelvis (False pelvis) located superiorly, provides support of abdominal viscera.
Lesser pelvis (true pelvis)- contains pelvic cavity and pelvic viscera

Question 5

What are the borders of the pelvic inlet?

Answer 5

Posterior- sacral promonotory
Lateral- arcuate line on the inner surface of the ilium and the pectineal line of the superior pubic ramus
Anterior- pubic symphysis

Question 6

What are the borders of the pelvic outlet?

Answer 6

Posterior- tip of occyx
Lateral- ischial tuberosities and the inferior margin of the saccrotuberous ligament
Anterior- pubic arch

Question 7

What is involved in a gynaecoid pelvis?

Answer 7

Female pelvis
Wider and broader
Oval inlet shape
Less prominent ischial spines
Greater angled sub pubic arch
Less pronounced sacrum

Question 8

What is involved in an android pelvis?

Answer 8

Male pelvis
long and narrow
Heart shaped inlet (mickey mouse)
Low sub pubic arch (less than 80 degrees)