Chapter 8: appendicular skeleton; pelvic girdle

Question 1

How many bones are there in the pelvic girdle?

Answer 1

In a fully grown adult there is only 2 (there are 6 during development)

Question 2

What are the 6 bones found during development in the pelvic girdle?

Answer 2

ilium, ischium, pubis (pairs of 2)

Question 3

What are coxal bones/os coxae?

Answer 3

They are considered irregular bones by definition

Question 4

What is the iliac crest of the coxal bone?

Answer 4

it is the superior part of the bone. It is where the tensor fasciae latae muscle attaches

Question 5

What is the anterior superior iliac spine?

Answer 5

It is the anterior end of the iliac crest. This is where the sartorius muscle attaches

Question 6

What is the greater sciatic notch?

Answer 6

it is a notch on the posterior side of the coxal bone

Question 7

What is the ischial spine?

Answer 7

it is a pointed process under the greater sciatic notch

Question 8

What is the ischial tuberosity?

Answer 8

This is the part of the coxal bone that we sit on when we are sitting down

This is also where the biceps femoris muscle attaches

Question 9

What is the acetabulum socket?

Answer 9

Its the part of the coxal bone that attaches with the femur head

Question 10

Are the bones in the pelvis generally thicker, heavier, stronger in males or females?

Answer 10

males

Question 11

Pubic arch/angle

Answer 11

It is large in females 80-90 degrees

In males its 50-60 degress

Question 12

Pelvic outlet

Answer 12

Inferior opening that is larger in females

Question 13

Pelvic inlet

Answer 13

superior opening that is larger in females

Question 14

pelvic brim

Answer 14

bony border of pelvic inlet. larger in females