Manual 106 -113: Osteology and Arthrology Pelvis/Gluteal Flashcards
1
Q
not articular fossa of acetabulum
A
acetabular fossa
2
Q
articular portion of acetabulum
A
lunate surface
- peripheral acetabulum
3
Q
two names for external surface of ilium
A
wing/ala
dorsum ilii
4
Q
gluteus maximus origin is posterior to what line
A
posterior gluteal on ala
5
Q
gluteus medius origin is between
A
posterior and anterior gluteal line
6
Q
gluteus minimu origin is between..
A
anterior gluteal line and inferior gluteal line
7
Q
origin between inferior gluteal line and margin acetabulum
A
rectus femoris
8
Q
attachments external lip iliac crest
A
fascia lata
tensor fascia latae
9
Q
attachments internal lip iliac crest
A
iliac fascia
iliacus
10
Q
attachments to ASIS
A
SITI
sartorius
iliacus
tensor fascia latae m
inguinal ligaments
11
Q
attachments to AIIS
A
SIP
straight head rectus femoris
iliofemoral ligament
portion of iliacus m
12
Q
attachment to groove medial to AIIS
A
psoas major/ iliacus
13
Q
- site of fusion b/w pubis/ilium
- medial to groove for iliopsoas
A
iliopectineal eminence
14
Q
attachment to PSIS
A
sacroiliac ligament
15
Q
attachment to iliac fossa
A
iliacus m
16
Q
articulation b/w sacrum and ilium
A
sacroiliac joint
17
Q
takes origin from internal surface of body of ilium
A
obturator internus
18
Q
does the ilium have a ramus?
A
no
19
Q
body and wing of ilium are separate internally by …
A
- arcuate line
- externally by the margin acetablulum
20
Q
the greater sciatic notch is formed by
A
- both ischium and ilium
- proximal is inferior to PIIS
- distal ends ischial spine
21
Q
strongest most inferior hip bone
A
ischium
22
Q
separates greater and lesser sciatic notches
A
ischial spine
23
Q
attachments to ischial spine
A
- sacrospinalis ligament
- superior gemellus m
24
Q
attachments to ischial tuberosity
A
- quadratus femoris [lateral tuberosity tear-dropped facet]
- inferior gemellus [superomedial tuberosity]
- semimebranosus [ upper lateral quadrilateral portion]
- long head biceps femoris [ below oblique line quadrilateral portion]
- semitendinosus [ below oblique line quadrilateral portion]
- addcutor magnus [traingular portion ]
- sacrotuberous ligament [triangular portion]
25
separates hamstring origins
oblique line
- semimebranosus to upper lateral
- long head biceps femoris and semitendinosus below
26
attachments to qudrilateral portion of ischial tuberosity
- oblique line separates the hamstring origins
- semimembranosus on upper lateral portion
- long head biceps femoris and semitendinosus below
27
attachments to triangular portion of ischial tuberosity
- adductor magnus
| - sacrotuberous ligament
28
attachment to internal surface of ischium
obterator internus
29
direction of ischial ramus
directed anteriorly from ischial tuberosity and joins the inferior pubic ramus
30
attachments to external surface of ischial ramus
adductor magnus
| obturator externus
31
attachments to internal surface of ischial ramus
obturator itnernus
32
forms margin of obturator foramen
lateral border of ischial ramus
33
what attaches to medial border of ischial ramus
perineum attachments
34
what attaches to the body of the pubis
gracilis
adductor longus
adductor brevis
35
attachments to superior rami of pubis
```
inguinal ligament (pubic tubercle)
pectineus (pectin pubis)
```
36
feature lateral to pubic crest on superior rami of pubis
pubic tubercle
| - inguinal ligament attachment
37
feature lateral to pubic tubercle
pectin pubic
| - pectineus attaches
38
lateral extension of pubic crest
iliopectineal line
39
direction of inferior rami of pubis
directed posterolateral from pubic symphysis
40
adductor compartment attachments to inferior rami of pubis
- gracilis
- adductor brevis
- adductor magnus
- obturator externus
41
how many primary ossification centers in pelvis?
3
- ilium above sciatic notch 8th wk
- ischium in body 4th month
- pubis in superior pubic ramus 4-5 month
* all mett at acetabulum to fuse at 13/14 yrs
42
how many secondary ossification centers in pelvis?
5
- pubic symphysis
- iliac crest
- ischial tuberosity
- ASIS
- inferior portion of acetabulum
43
the base of the sacrum articulates with..
5th lumbar vertebra
44
anterior 3/4 of each ala on sacrum =
costal process
45
posterior 1/4 of each ala on sacrum =
transverse proces
46
apex of sacrum
- inferior end that articulates with coccyx
47
what m take origin from anterior/pelvic surface of sacrum
iliacus - superolateral
| pififormis - segments 1-4
48
shape of posterior surface of sacrum
convex
| narrower than anterior
49
midlie longitudinal ridge on sacrum
middle sacral crest
| - rudimentary spinous processes of sacral vertebrae
50
between middle sacral crest and articular crest on sacrum
- sacral gooves
| - laminae of the vertebrae
51
longitudinal ridge of articular processes on sacrum
articular crest
52
foramina lateral to articular crests
posterior sacral foramina
53
auricular surface of sacrum articulates with...
ilium at sacroliliac joint
| - covered by hyaline cartilage
54
3 depressions on sacral tuberosity are for...
dorsal sacroiliac ligament
55
attachments to thin inferior lateral portion of sacrum
- gluteus maximus
- sacrospinous
- sacrotuberous
56
ossification of the sacrum
- primary center and 2 epiphyseal plates for the body on each sacral vertebra
- 2 ossification centers for each vertebral arch
- 2 epiphyseal centers on each lateral surface
- 1 ossification center on lateral portion each upper 3 vertebrae
57
how many vertebrae in coccyx
4 usually range 3-5
58
does the coccyx have laminae, pedicles, spinous processes
NO
| does have lateral rpocesses
59
attachments to lateral processes of cocyx
sacrotuberous lig
sacrospinous lig
gluteus maximus
60
attachment to anterior surface of coccyx
sacrococcygela ligament
61
shape of anterior surface of coccyx
concave
62
large pair of superior articular processes on posterior surface of coccyx
cocygeal cornua
63
ossification of coccyx
1st: 1-4 yr
2nd: 5-10 yr
3rd: 10-15 yr
4th: 15-20 yr
64
pelvis m v w : pubic angle
wider in women
65
pelvis m v w: sacrum
shorter/wider in women
66
pelvis m v w: size
larger in men
67
pelvis m v w: pelvis inlet
larger in women
68
pelvis m v w: shape
oval in women
| heart in men
69
pelvis m v w: obturator famina
smaller, triangular in women
70
pelvis m v w: ilia
less sloped in women
71
pelvis m v w: ASIS
wider in women
72
pelvis m v w: sciatic notch
wider in women
73
pelvis m v w: ischial spines
women point less
74
type of joint hip joint
ball/socket
75
breakdown of acetabulum
1/5 pubis - medial
2/5 ischium - lateral
2/5 ilium - superior
76
deepest non-articular portion of the hip joint
acetabular fossa
| - primarily ischium
77
articular, cartilage covered surface of hip joint
lunate surface
78
attaches to lateral margin and synovial membrane to deepen the acetabulum
acetabular labrum (fibrocartilaginous ring)
79
the lunate surface is not complete _________
inferiorly - here is the acetabular notch
80
ligament bridging the acetabular notch
transverse acetabular ligament
81
direction of head of femur
superior/medial
82
rough depression in head of femur
fovia capitis femoris
83
what attaches to fovia capitis femoris
ligament capitus femoris
84
attachments of the articular capsule
margins of acetabulum few mm from labum
- laterally to medial side of greater trochanter
- anteriorly to itnertrochanteric line
- posteriorly 1 cm above itnertrochanteric crest
fibers over the neck of femur are greater than over acetabular rim
85
the articular capsule inferiorly blend with
transverse acetabular ligament
86
where is articular capsule thick/thin
- thick anterior/superior
| - thin posterior/inferior
87
the articular capsule distally becomes
zona obicularis
| - ligament around neck of femur
88
the articular capsule proximally becomes
iliofemoral, pubofemoral, ischiofemoral ligaments
89
shape of acetabular labrum
tirangular
90
longest, widest, strongest ligament around hip joint
iliofemoral
91
shape of iliofemoral ligament
inverted Y shape
- stem = ilium belwo AIIS
- base 1 = anterior part of greater trochanter (iliotrochanteric ligament)
- base 2 = intertrochanteric line
92
what transverses the iliofemoral ligament?
articular branch of deep branch of medial femoral circumflex
93
the pubofemoral ligament is ________ to iliofemoral
anterior
94
origin of pubofemoral ligament
obturator crest
superior ramus of pubis (anteiror iliopectineal eminence)
distal attachment to neck of femur and blend with iliofemoral
95
direction of pubofemoral ligament
inferiorlateral
96
shape of ischiofmeoral ligament
triangular
97
origin and distal attachment ischiofemoral ligament
origin = posterior body of ischium and inferior acetabulum
- direction superior lateral in spiral course
distal attachment: posterosuperior pat neck of femur below greater trochanter
98
how long is ligament capitus femoris
4 cm
99
proximal and distal attachment of ligament capitus femoris
2 lateral bands fixed to margins of acetabular notch
medial band blends with transverse acetabular ligament
distal: fovea capitus on femur
100
acetabulum corses _____ transverse acetabular ligament to the acetabular fossa
over
101
nerves to the hip joint
- femoral
- obturator
- accessory obturator
- inferior gluteal n
102
blood vessels to hip joint
- medial/lateral femoral circumflex
- superior/inferior gluteal
- obturator
- 1st perforating
(heavy ligaments avascular)
103
type of joint sacroiliac joint
synovial joint
104
sacroiliac joint formed by
auricular sacrum and ilium at 1st three sacral vertebrae
105
ligaments of the sacroiliac joint
- anterior sacroiliac [ventrolateral surface sacrum to margins of auricular surface of ilium]
- posterior sacroiliac [2sets of fibers]
- interosseous
106
deep/short fibers of posterior sacroiliac joint
origin: tuberosity of ilium and PIIS
passes inferomedially
attach: posterolateral sacrum
107
superficial/long fibers of posterior sacroililac joint
origin: PSIS
oblique
attach: third tubercle of sacrum
blend with sacrotuberous ligament
108
suspends sacrum b/w two iliac bones
interosseous ligament
| - blends with superficial posterior sacroiliac ligament
