chpt 8: pelvic girdle Flashcards
(85 cards)
1
Q
which 4 bones is the pelvis made of
A
- sacrum
- coccyx
- right and left ossa coxae
2
Q
function of pelvis
A
- protect and support the viscera in the inferior part of the ventral body cavity
3
Q
how many bones is the pelvic girdle made of + names
A
2 osa coxae
4
Q
which body structure supports the weight of body from the vertebral column
A
pelvic girdle
5
Q
which fuses bones is the osa coxae made of ?
A
- ilium
- ischium
- pubis
6
Q
which pelvic girdle/ osa coxae structure is the large and the most superior
A
ilium
7
Q
structures of the ilium
A
- iliac crest
- gluteal lines
- ala
- body of ilium
- spines
- iliac fossa
- iliac tuberosity
- acetabulum
- greater sciatic nerve
8
Q
which ilium structure is the hip pointer and forms the ant superior iliac spine
A
iliac crest
9
Q
greater sciatic notch function
A
sciatic nerve passes through
10
Q
gluteal lines function
A
muscle attachment
11
Q
which ilium structure forms the superior portion
A
ala
12
Q
function of spines
A
serve as attachment of muscles and ligaments of trunk, hip and thigh
13
Q
attachment point of iliac muscles
A
-iliac fossa
14
Q
iliac tuberosity function
A
attachment for the sacroiliac ligament
15
Q
where does the sacrum articulate to form the sacroiliac joint
A
artiulcar surface on ilium
16
Q
what structure is the socket for the head of femur
A
acetabulum
17
Q
acetlablum location
A
made of all three bones (ilium, ischium, pubis)
18
Q
ischium location
A
- inferior, posterior part of hip
19
Q
structures of the ischium
A
- ischium tuberosity
- superior body
- inferior ramus
- lesser sciatic notch
`
20
Q
ischium function
A
- touches chair
- origin of hamstring/ post flexor muscles
21
Q
which ischium structure joins pubis
A
inferior ramus
22
Q
function/ purpose of less sciatic notch
A
- sciatic + other nerves pass through
23
Q
which pelvic girdle/ osa coxae structures form the obturator foramen
A
pubis and ischium
24
Q
function of obtuurtor foramen
A
- bv and nerves pass through
25
which pelvic girdle/ osa coxae is the anterior inferior structure of hip
pubis
26
structures of the pubis
- superior ramus, body, inferior ramus
- pubic symphysis
- acetoblar notch
27
what is the pubis symphysis
- pubis joining
| - covered by fibrocartilage
28
which structure allows bv and nerves to pass is the attachment for ligaments of the head of the femur
- acetabular notch on pubis
29
location of the pelvic brim / what is it
line from the sacral promontory to the upper part of the pubis symphsis
30
what is above the pelvic brim
greater/ false
31
function of the greater/ false pelvis
- contains NO sex organs
| - contains uterus during pregnancy and bladder when full
32
location of lesser/ true pelvis
inferior to pelvic brim
33
what pelvic contains sex organs + bladder
- lesser/ true pelvis
34
what pelvic structure is the path way of a baby during birth
pelvic axis
35
where is the greater/ false pelvis shallow
females
36
when is the pelvic brim/ inlet narrow and heart shaped
males
37
structure of the acetabulum in females
small and faces anteriorly
38
structure of acetabulum In males
larger and faces laterally
39
when is the obturator foramen more oval than round
females
40
pubic arch in females
greater than 90
41
when is the iliac crest more curved
men
42
lilac structure in females
less vertical
43
when is the greater sciatic notch around 70 degrees and inverted
in males
44
coccyx structure in females
more moveable and more curved anteriorly
45
when is the sacrum longer, narrower and more curved anteriorly
men
46
pelvic outlet structure in females
wider
47
structure of iliac tuberosity in females
shorter, farther apart, more medially projected
48
when is the ischial tuberosity narrower, closer, more lateral projecting
men
49
function of muscles that move that coxal joint/ thigh
- stablize joint
| - provide support of body during movement
50
- iliacus
- psoas major and minor
- sartoruis
- rectus femoris
are a part of
- anterior muscles that move the femur
51
iliacus origin
iliac fossa of ilium
52
lesser trochanter of femur is the ___ for Iliacus muscle
insertion
53
function of iliacus
- flex and rotate thigh lateral
54
transverse process and body of lumbar vert is
the origin of the psoas major and minor muslcles
55
what is the insertion of psoas major and minor muslcles
lesser trochanter of femur
56
which anterior muscle that moves the femur is the longest and as an organ from the anterior superior iliac spine and an insertion on the meidal surface of body of tibia
sartorius
57
posterior gluteal muscles
- gluteus maximus
| - gluteus medias and minimus
58
which muscles contributes to the round of the booty
gluteus maximus
59
function of gluteal Maximus
- hip extensor
| - lateral rotate femur
60
what gluteal structure abducts and medially rotes thigh at hip joint
gluteus medius and minmus
61
main function of medial groups of muscles
adduct
62
what is the common origin of the medial groups
pubic bone
63
shaft of femur is the common insertion for
medial muscles that move the femur
64
medial muscles that move the femur
- adductor Magnus
- adductor longus
- adductor brevis
- gracilis
- pectinous
65
which medial muscle is the largest, deepest and adducts, rotates and extends thigh
adductor magnus
66
which medial muscle is near the pubis symphysis
- adductor longus
67
function of adductor longus and adductor brevis
-adduct, rotate and flex thigh
68
adductor brevis location ish
near ramus and body of pubis
69
which medial muscle is responsible for flexing knee and leg
gracilis
70
origin of pectineus
pectoral line of pubis ramus
71
function of pectineus
- adduct and flex thigh at hip joint
72
what muscle belongs to the lateral group
- tensor fasciae latae
73
tensor fasciae latae origin
iliac crest/ spine
74
tensor fasciae latae insertion
tibia (ilotibal tract)
75
function of tensor fasciae latae
- flex and abduct thigh medially
76
what forms the mediall and lateral plantar nerve
lumbar plexus
77
what plexuses innervates the pelvic girdle
-sacral plexus
78
cultaneous innervation of lumbar plexus
- calf of leg
| - plantar surface of foot
79
- posterior thigh and leg
- intrinsic muscles of foot
are from __ innervation of lumbar plexus
- motor
80
lumbar plexus origin
L1-L5
81
what nerves emerge from the lumbar plexus
- femoral nerve
| - oburator nerve
82
femoral nerve is the ___ division of the lumbar plexus
posterior
83
femoral nerve innervation
- anterior and medial portion of thigh
| - medial side of leg and foot
84
which nerve makes up the anterior division of the lumbar plexus
obturator nerve
85
which nerve innervates the medial and adductor muscles of thigh
obturator nerve
