Hips + Pelvis Anatomy

Merrill's Atlas - CH 8

How many bones is the pelvis comprised of?

4

What is another term that describes a hip bone?

innominate bone

What is an innominate bone?

A large, curved and flat bone that is wider on one end; composes one side of the pelvis.

What is the Latin term for a hip bone?

os coxae

Name the three bones that compose the hip bone:

ilium, ischium, pubis

What socket articulates with the proximal head of the femur?

acetabulum

How much of the hip bone is comprised of the ilium?

2/5

What does ASIS stand for?

anterior superior iliac spine

What does the ischial ramus connect to?

inferior ramus of pubis

Where does the trunk rest when the patient is in a seated position?

ischial tuberosity

What is formed at the junction of the ischial ramus and pubis inferior ramus?

obturator foramen

What joints are formed by articulating the right and left ilia with the sacrum?

sacroiliac (SI) joints

What type of joints are sacroiliac (SI) joints?

irregular, gliding - type

What joint is formed by articulating the head of the femur with the acetabulum?

hip joint

What type of joint is the hip joint?

synovial, ball - and - socket type

What joint is formed at the junction of the left and right pubic bones, located at the MSP?

pubic symphysis

What type of joint is the pubic symphysis?

cartilaginous, slightly moveable joint

What landmark is located at the midpoint between the hip joint and coccyx?

highest point of greater trochanter

What landmark is located at the same level as the pubic symphysis?

the most prominent point of the greater trochanter

What landmark is found 1.5 inches (3.75 cm) down the midpoint between the ASIS and superior margin of the pubic symphysis?

femoral head

What landmark is found 2.5 inches (6.25 cm) down the midpoint between the ASIS and superior margin of the pubic symphysis?

femoral neck