quiz #4 - hip & pelvis

Question 1

hip & pelvis joints

Answer 1

pubic symphysis joint (pubic)
acetabulofemoral joint (hip)
sacroiliac joint
sacrococcygeal joint

Question 2

pubic symphysis (pubic) joint - type & movements

Answer 2

cartilaginous, symphysis, amphiarthrosis, uniaxial

gliding, very little motion

Question 3

pubic symphysis (pubic) joint - articular surfaces

Answer 3

symphyseal surfaces covered by hyaline of two pubic bones with a fibrocartilaginous disc in between

Question 4

pubic symphysis (pubic) joint - ligaments

Answer 4

-superior & inferior (arcuate) pubic ligaments
-fibrocartilaginous disc

Question 5

pubic symphysis (pubic) joint - movements

Answer 5

very small (2mm), increases during pregnancy
-superior & inferior glide
-seperation, distraction, compression

Question 6

pubic symphysis (pubic) joint - capsular pattern of restriction (loose/ close packed)

Answer 6

capsular pattern = pain when joint is stressed

*no loose or close packed position

Question 7

acetablofemoral (hip) joint - type & movements

Answer 7

synovial, ball & socket, diarthrosis, triaxial

flex, ext, ADD, ABD, medial/ internal rotation, lateral/ external rotation, circumduction

Question 8

acetablofemoral (hip) joint - articular surfaces

Answer 8

convex head of femur with concave lunate surface of acetabulum on labrum

Question 9

acetablofemoral (hip) joint - ligaments

Answer 9

-fibrous capsule
-labrum
-zona orbicularis
-ligamentum capitis femoris (ligamentum teres)
-transverse acetabular
-iliofemoral (Y ligament of Bigelow)
-pubofemoral
-ischiofemoral

Question 10

BURSA (3)

Answer 10

trochanteric
ischial
gluteofemoral

Question 11

flexion (hip arthrokinematics)

Answer 11

pivots, femur rolls superior & glides inferior on acetabulum

Question 12

extension (hip arthrokinematics)

Answer 12

pivots, femur rolls inferior & glides superior on acetabulum

Question 13

ABDuction (hip arthrokinematics)

Answer 13

femur rolls lateral & superior & glides inferior on acetabulum

Question 14

ADDuction (hip arthrokinematics)

Answer 14

femur rolls medial & inferior & glides superior on acetabulum

Question 15

internal rotation (hip arthrokinematics)

Answer 15

femur rolls medial & glides lateral on acetabulum

Question 16

external rotation (hip arthrokinematics)

Answer 16

femur rolls lateral & glides medial on acetabulum

Question 17

hip joint forces

Answer 17

Standing: 0.3x your body weight
Standing on 1 leg: 2.5x your body weight
Walking: 3x your body weight
Running: 4.5x your body weight

Question 18

acetabulofemoral (hip) joint - loose packed position

Answer 18

30º flexion
30º ABD
slight lateral rotation

Question 19

acetabulofemoral (hip) joint - close packed position

Answer 19

full extension, medial rotation, ABDuction

Question 20

acetabulofemoral (hip) joint - capsular pattern of restriction

Answer 20

flexion
ABDuction
medial rotation

Question 21

acetabulofemoral (hip) joint - normal end feels

Answer 21

-flexion & ADD: elastic/ tissue approximation
-straight leg raise: elastic
-extension and abduction: elastic/firm
-internal & external rotation: elastic/firm

Question 22

acetabulofemoral (hip) joint - abnormal end feels

Answer 22

bony: osteoarthritis
late myospasm: instability

Question 23

femoral head in hip joint (flexion & extension)

Answer 23

flexion: roll = ANTERIOR, slide = POSTERIOR

extension: roll = POSTERIOR, slide = ANTERIOR

Question 24

sacroiliac joints - type & movements

Answer 24

synovial, plane (also fibrous, syndesmosis), diarthrosis, amphiarthrosis

gliding (slight), nutation & counternutation

Question 25

sacroiliac joints - articular surfaces

Answer 25

C-shaped auricular surface, concave sacral surface (covered in hyaline cartilage) on sacrum C-shaped auricular surface, convex ilium surface (covered in fibrocartilage) on ilium

Question 26

sacroiliac joints - ligaments

Answer 26

-joint capsule -iliolumbar -anterior sacroiliac -interosseous sacroiliac -posterior; long & short sacroiliac -sacrotuberous -sacrospinous

Question 27

anterior pelvis ligaments

Answer 27

-iliolumbar -anterior longitudinal -anterior sacroiliac -inguinal -obturator membrane -iliofemoral (capsule) -pubic

Question 28

posterior pelvis ligaments

Answer 28

-posterior sacroiliac -interosseous sacroiliac -sacrotuberous -sacrospinous

Question 29

nutation (sacroiliac)

Answer 29

-base of sacrum moves inferiorly & anteriorly -enlarges pelvic outlet -ischial tuberosities move apart -symphysis pubis approximates -iliac crests approximate -PSIS separates -ASIS flares in

Question 30

counter nutation (sacroiliac)

Answer 30

-base of sacrum moves superiorly & posteriorly -enlarges pelvic inlet -ischial tuberosities approximate -pubic symphysis separates -iliac crests separate -PSIS approximates -ASIS flares out

Question 31

sacroiliac joints - loose & close packed position

Answer 31

LOOSE: neutral CLOSED: full nutation

Question 32

sacroiliac joints - capsular pattern of restriction

Answer 32

pain with stressing joint

Question 33

sacrococcygeal joint - type & movements

Answer 33

cartilaginous, symphysis, amphiarthrosis, uniaxial very small amount of flexion & extension; especially during childbirth & defecation, fuses with age

Question 34

sacrococcygeal joint - articular surfaces

Answer 34

inferior surface of apex of sacrum superior surface of base of coccyx

Question 35

sacrococcygeal joint - ligaments

Answer 35

-has fibrocartilaginous disc -sacrococcygeal ligaments (anterior, lateral, superficial posterior, deep posterior) -intercornual