Chapter 7 Pelvis

in the average adult the neck of the femur projects anterorly from the body approx. ____ to ____ degrees and superiorly at an angle of approx. ___ to ____ degrees to the long axis of the femoral body

15 to 20 degrees, 120 to 130 degrees

the pelvic gridle is composed of only ___ hip bones

2 hip bones

what bones make up the pelvis

2 hip bones, sacrum and coccyx

The pelvis consists of how many bones

4

hip articulation of the head of the femora with the _______

acetabula

the iliopubic column and the ilioischial column are used to identify fractures around the ________

acetabulum

the ilium, pubis and ischium together form the _________

acetabulum

the superior ramus projects inferiorly and medially from the ________ to the midline of the body

acetabulum

males angle at pubis symphysis is ______

acute

the ilium consists of a body and a broad curved portion called the _______

ala

the __________ is an important and frequently used radiographic positioning reference point

anterior superior iliac spine "ASIS"

the anterior and posterior borders present four prominent projections which are

anterior superior iliac spine, anterior inferior iliac spine, posterior superior iliac spine and posterior inferior spine

the ala has three borders which are

anterior, posterior and superior

the inferior and posterior portions of the wing present a large rough surface the ______ surface for articulation with the sacrum

auricular surface

the pubic symphysis joint is a _______________ joint

cartilaginous symphysis joint

pubic symphysis is ________, _________ joint

cartilaginous, slightly moveable joint

highest point of greater trochanter lies in same horizonatal plane as the midpoint of the hip and ________

coccyx

the acetabulum is the cup shaped socket, that recieves the head of the _______

femur

the ilium curves inward below this surface, forming the greater ______ notch

greater sciatic notch

which palapable landmark is at the same level as the pubic symphysis

greater trochanter

the _____ serves as the attachement of the lower limbs

gridle

males have a heavier, ______, _______ pelvis

heavier, narrower, deeper pelvis

the knee and the ankle are hinge joints, the wide range of motion of the lower limb depends on the ball and socket joint of the ____

hip

the superior margin extending from the ASIS to the posterior superior iliac spine is called the

iliac crest

the medial surface of the wing contains the _____ fossa and is seperated from the body of the bone by a smooth arc-shaped ridge, the ______ line which forms part of the circumference of the pelvic brim.

iliac fossa, arcuate line

the hip bone is divided into two distinict areas which are the ________ column and the _______ column

iliopubic column and the ilioischial column

the hip bone consists of the _____, pubis, and _______

ilium, pubis, and ischium

the ischium consits of a body and the ______ ramus

inferior

at the superoposterior border of the body is a pominent projection called the ______ spine

ischial spine

when the body is in a seated upright postion, its weight rests on the two ______________

ischial tuberosities

the ischium projects posteriorly and inferiorly from the acetabulum to form an expanded portion called the _______ tuberosity

ischial tuberosity

the female pelvis is ______ in stucture than the male pelvis

lighter

the pubic symphysis is in junction of the right and left pubic bones in the ______

midline

female angles at pubic symphysis is _______

obtuse

the hip bone is also referred to as the ________ or innominate bone

os coxae

the ala projects superiorly from the body to form the _______ of the hip

prominence of the hip

most prominent point of greater trochanter is in the same horizontal plane as the _______ _________

pubic symphysis

the pubes of the hip bones articulate with each other at the anterior midline of the body forming a joint called the ________________

pubic symphysis

what composes the hip bone

pubis and ischium

the pubis consits of a body the superior and inferior _______

ramus

the articulation between the acetabulum and the head of the femur is ______________ joint that permits movement in all directions

synovial ball and socket joint

the SI articulations are synovial ______________ joints

synovial irregular joints

hip joint is a _________________ joint

synovial, ball and socket type

each bone has _____ parts

three

The pelvis serves as a base for the ______

trunk

the body of the ilium forms approximately ____ of the acetabulum

two fifths

female pelvis is wider, ________, lighter

wider, shallower, lighter