Manual 106 -113: Osteology and Arthrology Pelvis/Gluteal Flashcards
not articular fossa of acetabulum
acetabular fossa
articular portion of acetabulum
lunate surface
- peripheral acetabulum
two names for external surface of ilium
wing/ala
dorsum ilii
gluteus maximus origin is posterior to what line
posterior gluteal on ala
gluteus medius origin is between
posterior and anterior gluteal line
gluteus minimu origin is between..
anterior gluteal line and inferior gluteal line
origin between inferior gluteal line and margin acetabulum
rectus femoris
attachments external lip iliac crest
fascia lata
tensor fascia latae
attachments internal lip iliac crest
iliac fascia
iliacus
attachments to ASIS
SITI
sartorius
iliacus
tensor fascia latae m
inguinal ligaments
attachments to AIIS
SIP
straight head rectus femoris
iliofemoral ligament
portion of iliacus m
attachment to groove medial to AIIS
psoas major/ iliacus
- site of fusion b/w pubis/ilium
- medial to groove for iliopsoas
iliopectineal eminence
attachment to PSIS
sacroiliac ligament
attachment to iliac fossa
iliacus m
articulation b/w sacrum and ilium
sacroiliac joint
takes origin from internal surface of body of ilium
obturator internus
does the ilium have a ramus?
no
body and wing of ilium are separate internally by …
- arcuate line
- externally by the margin acetablulum
the greater sciatic notch is formed by
- both ischium and ilium
- proximal is inferior to PIIS
- distal ends ischial spine
strongest most inferior hip bone
ischium
separates greater and lesser sciatic notches
ischial spine
attachments to ischial spine
- sacrospinalis ligament
- superior gemellus m
attachments to ischial tuberosity
- 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]
separates hamstring origins
oblique line
- semimebranosus to upper lateral
- long head biceps femoris and semitendinosus below
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
attachments to triangular portion of ischial tuberosity
- adductor magnus
- sacrotuberous ligament
attachment to internal surface of ischium
obterator internus
direction of ischial ramus
directed anteriorly from ischial tuberosity and joins the inferior pubic ramus
attachments to external surface of ischial ramus
adductor magnus
obturator externus
attachments to internal surface of ischial ramus
obturator itnernus
forms margin of obturator foramen
lateral border of ischial ramus
what attaches to medial border of ischial ramus
perineum attachments
what attaches to the body of the pubis
gracilis
adductor longus
adductor brevis
attachments to superior rami of pubis
inguinal ligament (pubic tubercle) pectineus (pectin pubis)
feature lateral to pubic crest on superior rami of pubis
pubic tubercle
- inguinal ligament attachment
feature lateral to pubic tubercle
pectin pubic
- pectineus attaches
lateral extension of pubic crest
iliopectineal line
direction of inferior rami of pubis
directed posterolateral from pubic symphysis
adductor compartment attachments to inferior rami of pubis
- gracilis
- adductor brevis
- adductor magnus
- obturator externus
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
how many secondary ossification centers in pelvis?
5
- pubic symphysis
- iliac crest
- ischial tuberosity
- ASIS
- inferior portion of acetabulum
the base of the sacrum articulates with..
5th lumbar vertebra