DSA 5

Question 1

functions of the bony pelvis include:

Answer 1

transmits weight of the body from the vertebral column to the lower limbs;

contains, supports, and protects pelvic viscera;

provides attachments for muscles of the trunk and lower limbs

Question 2

the pelvis transmits body weight from the ___ to the ___

Answer 2

vertebral column;

lower limbs

Question 3

the pelvis contains, supports, and protects ___

Answer 3

pelvic viscera

Question 4

the pelvis provides ___ for ___ of the ___

Answer 4

attachments; muscles;

trunk and lower limbs

Question 5

the pelvis is comprised of

Answer 5

2 hip bones

Question 6

the 2 hip bones form

Answer 6

anterior and lateral walls

Question 7

anteriorly, hip bones articulate with ___ at the ___

Answer 7

each other;

pubic symphysis

Question 8

posteriorly, hip bones articulate with ___ at the ___

Answer 8

the sacrum;

sacroiliac joint

Question 9

the sacrum and coccyx articulate at the

Answer 9

sacrococcygeal joint

Question 10

articulate at the pubic symphysis

Answer 10

anterior hip bones with each other

Question 11

articulate at the sacroiliac joint

Answer 11

posterior hip bones with the sacrum

Question 12

articulate at the sacrococcygeal joint

Answer 12

sacrum and coccyx

Question 13

divides the pelvis into two parts

Answer 13

pelvic brim

Question 14

the pelvic brim divides the pelvis into two parts:

Answer 14

false (greater) pelvis and true (lesser) pelvis

Question 15

the pelvic brim is formed by the

Answer 15

sacral promontory, iliopectineal lines, and symphysis pubis

Question 16

the ___ pelvis bounds the lower part of the abdominal cavity

Answer 16

false (greater)

Question 17

the ___ pelvis contains the pelvic cavity

Answer 17

true (lesser)

Question 18

the ___ is above the pelvic brim, while the ___ is below the pelvic brim

Answer 18

false (greater);

true (lesser)

Question 19

in anatomical position:

the front of the ___ and the ___ lie in the same vertical plane

Answer 19

symphysis pubis;

ASIS

Question 20

the surface of the symphysis pubis faces

Answer 20

upward and backward

Question 21

the anterior surface of the sacrum is directed

Answer 21

forward and downward

Question 22

the false pelvis functions to

Answer 22

support the abdominal contents;
after the 3rd month of pregnancy, helps support the baby and uterus;
during early stages of labor, helps guide the fetus into the true pelvis

Question 23

the anatomy of the ___ in females is important for ___ because it forms the ___ through which the child passes during birth

Answer 23

true pelvis;
obstetrics;
bony canal (birth canal)

Question 24

the ___ contains an inlet, outlet, and cavity

Answer 24

true pelvis

Question 25

boundaries are the sacral promontory posteriorly, the iliopectineal lines laterally, and the pubic symphysis anteriorly.

Answer 25

pelvic inlet (pelvic brim)

Question 26

boundaries are the coccyx posteriorly, the ischial tuberosities laterally, and the pubic arch anteriorly

Answer 26

pelvic outlet

Question 27

contains 3 wide notches

Answer 27

pelvic outlet

Question 28

lies anteriorly, between the ischiopubic rami.

Answer 28

pubic arch

Question 29

the pubic arch lies

Answer 29

anteriorly between the ischiopubic rami

Question 30

branch in latin

Answer 30

ramus

Question 31

the birth canal passes

Answer 31

directly below the pubic arch

Question 32

the ___ lie ___ and are divided into the greater and lesser sciatic foramen by the ___ (from the ___) and the ___ (from the ___)

Answer 32

sciatic notches; laterally; sacrospinous ligaments; ischial spine; sacrotuberous ligaments; ischial tuberosity

Question 33

short, curved canal, with a shallow anterior wall and a much deeper posterior wall, lies between the inlet and the outlet.

Answer 33

pelvic cavity

Question 34

the pelvic cavity is a ___ with a ___ and a ___ that lies ___

Answer 34

short, curved canal; shallow anterior wall; much deeper posterior wall; between the inlet and outlet

Question 35

From an obstetric standpoint, the ___ considered to form part of the perimeter of the pelvic outlet because ___

Answer 35

pelvic outlet; the sacrotuberous ligaments are strong and relatively inflexible

Question 36

the pelvic outlet is ___ shaped, with the ___ forming the boundaries in front and the ___ forming the boundaries behind

Answer 36

diamond; ischiopubic rami and pubic symphysis; sacrotuberous ligament and the coccyx

Question 37

female vs male pelvis:

Answer 37

female: - wider greater (false) pelvis - wider, shorter sacrum - father apart acetabula - oval-shaped pelvic inlet - 90-100 degree angle on pubic arch male: - narrower greater (false) pelvis - narrower, longer sacrum - closer together acetabulum - heart-shaped pelvic inlet - 60-70 degree angle on pubic arch

Question 38

forms the lower limb girdle that attaches the limb to the vertebral column

Answer 38

os coxae (coxal bone)

Question 39

the os coxae (coxal bone) forms the ___ that attaches the ___ to the ___

Answer 39

lower limb girdle; limb; vertebral column

Question 40

3 skeletal elements that form the os coxae include:

Answer 40

ilium, ischium, pubis

Question 41

the bones of the os coxae meet each other at the ___ via the ___

Answer 41

acetabulum; | Y-shaped triradiate cartilage

Question 42

the os coxae articulate with the sacrum at the

Answer 42

sacroiliac joints

Question 43

the os coxae articulate with each other anteriorly at the

Answer 43

symphysis

Question 44

the upper flattened part of the ilium bone

Answer 44

ilium

Question 45

can be felt through the skin along its entire length of the top of the ilium

Answer 45

iliac crest

Question 46

basin like depression

Answer 46

iliac fossa

Question 47

the ilium bone ends in front at the ___ and behind at the ___

Answer 47

ASIS; | PSIS

Question 48

the ___ is a prominence below the ASIS and ___ below the PSIS

Answer 48

AIIS; PIIS

Question 49

the ilium possess a ___ above and behind the acetabulum

Answer 49

large notch (greater sciatic notch)

Question 50

deep depression on the outer surface of the hip bone

Answer 50

acetabulum

Question 51

the acetabulum articulates with the ___ to form the ___ joint

Answer 51

head of the femur; | hip

Question 52

the inferior margin of the acetabulum is ___ and marked by the ___

Answer 52

deficient; | acetabular notch

Question 53

the ___ of the acetabulum is covered with ___

Answer 53

articular surface; | hyaline cartilage

Question 54

the floor of the acetabulum is ___ and called the ___

Answer 54

nonarticular; | acetabular fossa

Question 55

the pubis is divided into:

Answer 55

a body, superior ramus, inferior ramus

Question 56

the superior ramus joins the ___ at the acetabulum, and the inferior ramus joins the ___

Answer 56

ilium and ischium; | ischial ramus below the obturator foramen

Question 57

the ___ forms the upper border of the body of the pubis, and it ends as the ___

Answer 57

pubic crest; | pubic tubercle

Question 58

the ___ has an ___ behind which is the ___ (attachment site for the hamstring muscles)

Answer 58

ischium bone; ischial ramus; ischial tuberosity

Question 59

below the greater sciatic notch, the ___ projects posteriorly

Answer 59

ischial spine

Question 60

the sacrum consists of ___ fused together to form a ___

Answer 60

5 rudimentary vertebrae; | single wedge-shaped bone

Question 61

the upper border of the sacrum is called the ___ and articulates with the ___

Answer 61

base; | 5th lumbar vertebra

Question 62

the narrow inferior border articulates with the

Answer 62

coccyx

Question 63

laterally, the sacrum articulates with the ___ to form the ___

Answer 63

two iliac bones; | sacroiliac joints

Question 64

the anterior and upper margins of the first sacral vertebra bulge forward to form the

Answer 64

sacral promontory

Question 65

___ is the posterior margin of the pelvic inlet that is an ___ used when measuring ___

Answer 65

sacral promontory; important obstetric landmark; size of the pelvis

Question 66

the sacral vertebral foramina together form the

Answer 66

sacral canal

Question 67

the laminae (plates) of the 5th sacral vertebra, and sometimes that of the 4th, fail to meet in the midline, forming the

Answer 67

sacral hiatus (opening)

Question 68

contains the anterior and posterior roots of the lumbar, sacral, and coccygeal spinal nerves; the filum terminale; and fibrofatty material

Answer 68

sacral canal

Question 69

nonfunctional continuation of the end of the spinal cord

Answer 69

the filum terminale

Question 70

the sacral canal contains the ___ roots of the ___, the ___, and ___, and the ___ down as far as the lower border of the second sacral vertebra

Answer 70

anterior and posterior; lumbar, sacral, and coccygeal spinal nerves; filum terminale; fibrofatty material; the lower part of the subarachnoid space

Question 71

the coccyx consists of ___ fused together to form a ___ which articulates at ___ with the ___

Answer 71

4 vertebrae; small triangular bone; its base; lower end of the sacrum

Question 72

the coccygeal vertebrae consist of bodies only, but the first vertebra possess ___ and ___

Answer 72

rudimentary transverse processes; | cornua (horns)

Question 73

horns

Answer 73

cornua

Question 74

inflammation of the pubic symphysis and surrounding muscle insertions. First described in patients who underwent suprapubic surgery, it remains a well-known complication of invasive procedures about the pelvis. It may also occur as an inflammatory process in athletes

Answer 74

osteitis pubis

Question 75

osteitis pubis is an ___ of the ___ that is first described in patients who ___ and remains a well-known complication of ___ that may also occur as an ___ in athletes

Answer 75

inflammation; pubic symphysis and surrounding muscle insertions; suprapubic surgery; invasive procedures about the pelvis; inflammatory process

Question 76

an inflammation of one or both of your sacroiliac joints. Commonly associated with arthritis, traumatic injury, or pregnancy, it often is mistaken as lower back pain

Answer 76

sacroiliitis

Question 77

sacroiliitis is an ___ of ___ commonly associated with ___ and is often mistaken as ___

Answer 77

inflammation; one or both sacroiliac joints; arthritis, traumatic injury, or pregnancy; lower back pain

Question 78

uncommon and usually occur during high speed car accidents

Answer 78

pelvis fractures

Question 79

pelvis fractures are ___ and usually occur during ___

Answer 79

uncommon; | high speed car accidents