Chapter 7 Femur and Pelvic Girdle Anatomy and Pathologies

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iliac wings that are more flared obtuse pubic arch (greater than 90 degrees) larger and more rounded inlet

How can you tell if a pelvis is a female?

heart-shaped (oval) inlet acute pubic arch (less than 90 degrees) iliac wings that are less flared

How can you tell if a pelvis is a male?

female (7.3)

Is figure 7.3 a male or female pelvis?

medial

Is the lesser trochanter located on the medial or lateral aspect of the proximal femur

sacroiliac

Which joint structure has a classification that is synovial, a mobility type of amphiarthrodial, and movement type that is limited

hip joint

Which joint structure has a classification that is synovial, a mobility type of diarthrodial, and movement type of ball and socket?

symphysis pubis (joint structures)

Which joint structures has a classification that is cartilaginous, mobility type of amphiarthrodial and a limited movement.

acetabulum (union)

Which joint structures has a classification that is cartiliaginous, mobility type of synarthrodial, and nonmovable movement type.

lesser trochanter

Which of the following landmarks is not a palpable bony landmark?

Ischial spines

Which structure is considered as the most posterior?

female

Wide, more flared ilia, pubic arch angle of 110 degrees, ischial spines protruding less into pelvic inlet describes which pelvis male or female

ischial spine (7.3)

What is F pointing to?

ischial tuberosity (7.1)

What is F pointing to?

inferior ramus (7.1)

What is G pointing to?

obturator foramina (7.1)

What is H pointing to?

symphysis pubis (7.3)

What is H pointing to?

ischial tuberosity (7.3)

What is I pointing to?

body of the pelvis (7.1)

What is I pointing?

body of the ilium (7.1)

What is J pointing to?

ala/wing (7.1)

What is K pointing to?

neck of femur (7.4)

What is K pointing to?

lesser trochanter (7.4)

What is L pointing to?

sacroilliac joint (7.1)

What is L pointing to?

greater trochanter (7.4)

What is M pointing to?

ischial spine (7.1)

What is M pointing to?

ischial tuberosity (7.4)

What is N pointing to?

sacrum (7.1)

What is N pointing to?

Body of the ilium (7.2)

What is O pointing to?

Ala/wing (7.5)

What is P pointing to?

PSIS (7.2)

What is P pointing to?

Body of ilium (7.5)

What is Q pointing to?

posterior inferior iliac spine (7.2)

What is Q pointing to?

Body of pubis (7.5)

What is R pointing to?

greater sciatic notch (7.2)

What is R pointing to?

Inferior ramus of ischium (7.5)

What is S pointing to?

ischial spine (7.2)

What is S pointing to?

Greater trochanter (7.5)

What is T pointing to?

lesser sciatic notch (7.2)

What is T pointing to?

Lesser trochanter (7.5)

What is U pointing to?

ischial tuberosity (7.2)

What is U pointing to?

Neck of femur (7.5)

What is V pointing to?

ramus (7.2)

What is V pointing to?

inferior ramus (7.2)

What is W pointing to?

acetabulum (7.2)

What is X pointing to?

anterior inferior iliac spine (7.2)

What is Y pointing to?

ASIS (7.2)

What is Z pointing to?

wing

What is another term for ala?

Inferior aperture

What is another term for the outlet of the true pelvis?

femur

What is the largest and strongest bone of the body?

symphysis pubis

What is the name of the joint found between the superior rami of the pubic bones

ligament of the head of the femur or ligamnet capitis femoris

What is the name of the ligament that attaches to the fovea capitis

male

A heart-shaped pelvic inlet, narrow ilia that are less flared, pubic arch angle of 75 degrees describes which pelvis male or female.

ilium

Ala, posterior superior iliac crest (PSIS), anterior superior iliac supine (ASIS), Articulates with the sacrum to form the sacroiliac (SI) joints are the main structures or characteristics of which hip bone structures.

acetabulum, middle teens

All three division of the hip bone eventually fuse at the .................................... at the age of ................................

pelvic brim

An imaginary plane that divides the eplvic region into the greater and lesser pelvis is called the ..............................................

15-20

Because of the alignment between the femoral head and pelvis, the lower limb must be rotated ................................. degrees internally to place the femoral neck parallel to the plane of the IR to achieve a true AP projection

Ankylosing spondylitis

What pathologic indicates early fusion of the sacroiliac (SI) joints?

lesser pelvis

Forming the actual birth canal is the major function of which pelvis, greater or lesser?

superior ramus of pubis (7.3)

Whats is G pointing to?

ischium

Possesses a large tuberosity found at the most inferior aspect of the pelvis, lesser sciatic notch are the main structures or characteristics of which hip bone structures.

pubis (joint)

Possesses a slightly movable joint, forms the anterior, inferior aspect of the lower pelvic girdle are the main structures or characteristics of which hip bone structures.

ischical tuberosities

Which bony landmark is found on the most inferior aspect of the posterior pelvis?

greater pelvis

Supporting the lower abdominal organs and the feuts is the major function of which pelvis, greater or lessser?

obturator foramen

The ........................................... of the pelvis is the largest foramen in the skeletal system

ischium (two aspects)

The body and the ramus are two aspects of what part of the hip bone?

false pelvis

The greater pelvis is also known as the .........................

ilium (list)

The iliac crest, ASIS, ala/wing, PSIS, posterior inferior iliac spine, greater sciatic notch, anterior inferior iliac spine are associated with what part of the pelvis?

1 1/2 - 2 inches

The ischial tuberosity is about ........................................ degrees below the upper margin of the greater trochanter

ischium (list)

The ischial tuberosity, ischial spine, lesser sciatic notch, ramus are associated with what part of the pelvis?

body and the ramus

The ischium is divded into two parts called the?

true pelvis

The lesser pelvis is also known as the ................................

posteriorly

The lesser trochanter projects ........................ from the junction between the neck and shaft

the hip bones/pelvic girdle

The ossa coxae and innominate bones are two terms also used to describe what?

acute, less than

The pubic arch angle on an average male pelvis is an ................................. angle that is ........................ 90 degrees.

they make up the pelvis

The right and left hip bones, the sacrum, and the coccyx are the four bones that make up what.

pubis

The superior ramus, inferior ramus are associated with what part of the pelvis?

External rotation

The typical physical sign for a possible hip facture is the ............................................ of the involved foot

1 inch

The upper margin of the greater trochanter is ..................................... degrees above the level of the superior border of the symphysis pubis

avulsion (evulsion) fractures of the pelvis

These fractures casue extreme pain and occurs is adolescent athletes who experience sudden, forceful, or unbalanced contraction of the tendinous and muscular attachments.

SCFE (slipped capital femoral epiphysis)

This epiphyses appear shorter and epiphyseal plate wider

pelic ring fracture

This is a biolateral radiolucent lines across bones and misalignmnet of SI joints

acetabulum

This is a deep cup shaped cavity that accepts the head of the femur to form the hip joint

greater sciatic notch

This is a deep notch directly superior to the the ischial spine.

fovea capitis

This is a small depression located in the center of the femoral head.

neck of femur

This is a strong pyramaid process of bone that connects the head of the femur to the body or shaft

ala

This is a thin and flared superior part of the ilium.

DDH (development dysplasia of the hip)

This is an increased hip joint space and misalignment

ankylosing spondylitis

This is early fusion of the SI joints and "bamboo spine"

ischial spine

This is posterior to the acetabulum and is a bony projection.

osteoarthritis

This is the hallmark sign of spurring and narrowing of the joint space.

legg-calve-perthes disease

This is the most common type of aseptiv or ischemic necrosis. Disease occurs predominantly in 5-10 year old boys, x-rays look like a flatttened femoral head that later can appear fragmented

lesser sciatic notch

This is the smaller notch inferior to the ischial spine

crest of the ilium

This is the superior margin of the ala and extends from the ASIS to the PSIS.

metastatic carcinoma

This is usually consists of numerous small lytic lesion

intertrochanteric crest

This is where the trochanters join together posteriorly by a thick rigde called the .................

acetabulum (3)

This one bone structure is part of the pubis, ischium, and iliac.

false pelvis (makes up)

This pelvis supports the lower abdominal organs, formed primarily by the ala of the ilium, and greater pelvis makes up which pelvis the false or true pelvis?

pelvis

This serves as the baseof the trunk and forms the connection between the vertebral column and the lower limbs

true pelvis (makes up)

Ths is the lesser pelvis, a cavity that forms the actually birth canal, and is found below the pelvic brim. Which pelvis does this describe, the false or true pelvis?

superior ramus (7.1)

What is E pointing to?

True

True or False: The terms pelvis and pelvic girdle are not synonymous.

ilium, ischium, and pubis

What are the three divisions of the hip bone.

hip joint, sacroiliac joint, and the symphysis pubis joint

What are the three important joints involved with femur and pelvic gridle

right and left hip bones

What are the two bones that make up the pelvic girdle

ASIS, iliac crest

What are the two important radiographic landmarks found on the ilium?

Iliac crest (7.1)

What is A pointing to?

greater trochanter (7.3)

What is A pointing to?

ASIS (7.1)

What is B pointing to?

neck of femure (7.3)

What is B pointing to?

acetabulum (7.3)

What is C pointing to?

greater trochanter (7.1)

What is C pointing to?

ASIS (anterior superior iliac spine) (7.3)

What is D pointing to?

body of the ischium (7.1)

What is D pointing to?

crest of ilium (7.3)

What is E pointing to?


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