Pelvis

Question 1

upper extended part; curved upper border is the iliac crest

Answer 1

 Ilium

Question 2

under part; when sitting, the body rests on the ischial tuberosities; ischial spines are important landmarks

Answer 2

 Ischium

Question 3

front part; join to form an articulation of the pelvis called the symphysis pubis

Answer 3

 Pubes

Question 4

wedge-shaped, forms the back part of the pelvis. Consists of 5 fused vertebrae, the first having a prominent upper margin called the sacral promontory

Answer 4

sacrum

Question 5

the first having a prominent upper margin

Answer 5

sacral promontory

Question 6

lowest part of the spine; degree of movement between sacrum and coccyx made possible by the third articulation of the pelvis called sacrococcygeal joint which allows room for delivery of the fetal head

Answer 6

 Coccyx

Question 7

sacrum and coccyx made possible by the third articulation of the pelvis called

Answer 7

sacrococcygeal

Question 8

superior half formed by the ilia. Offers landmarks for pelvic measurements; supports the growing uterus during pregnancy; and directs the fetus into the true pelvis near the end of gestation

Answer 8

 False pelvis

Question 9

inferior half formed by the pubes in front, the iliac and the ischia on the sides and the sacrum and coccyx behind. Made up of three part

Answer 9

 True pelvis

Question 10

entranceway to the true pelvis. Its transverse diameter is wider than its anteroposterior diameter.

Answer 10

Inlet

Question 11

Inlet Transverse diameter

Answer 11

13.5 cm

Question 12

Anteroposterior diameter (AP) Inlet

Answer 12

11 cm.

Question 13

Inlet Right and left oblique diameter

Answer 13

12.75 cm.

Question 14

space between the inlet and the outlet. Contains the bladder and the rectum, with the uterus between them in an anteflexed position towards the bladder.

Answer 14

 Cavity

Question 15

inferior portion of the pelvis, bounded on the back by the coccyx, on the sides by the ischial tuberosities and in front by the inferior aspect of the symphysis pubis and the pubic arch. Its AP diameter is wider than its transverse diameter.

Answer 15

Outlet

Question 16

normal” female pelvis. Inlet is well rounded forward and back. Most ideal for childbirth.

Answer 16

 Gynecoid

Question 17

transverse diameter is narrow; AP diameter is larger than normal

Answer 17

 Anthropoid

Question 18

inlet is oval, AP diameter is shallow

Answer 18

 Platypelloid

Question 19

male” pelvis. Intel has a narrow, shallow posterior portion and pointed anterior portion.

Answer 19

 Android

Question 20

distance between the middle points of the iliac crests. Average =

Answer 20

 Intercristal diameter= 28 cm

Question 21

distance between the anterosuperior iliac spines. Average

Answer 21

25 cm. Interspinous diameter –

Question 22

distance between the trochanters of the femur. average:

Answer 22

 Intertrochanteric diameter 31 cm

Question 23

distance between the anterior aspect of the symphysis pubis and depression below L5. average

Answer 23

 External conjugate/Baudelocque’s diameter Average = 18-20 cm.

Question 24

distance between the sacral promontory and inferior margin of the symphysis pubis. Average

Answer 24

 Diagonal conjugate 12.5 cm.

Question 25

Important measurement because it is the diameter of the pelvic inlet Average=

Answer 25

10.5 – 11 cm.

Question 26

transverse diameter of the pelvic outlet. Is measured at the level of the anus. Average

Answer 26

 Bi-ischial diameter/tuberischii 11cm