Overview of Pelvis Review Qiestions

Question 1

Which is not affected by the relaxation of the pelvic joints?
i.e. pubic . symphysis or sacroiliac

Answer 1

The conjugate diameter of the pelvis (anterior posterior).

Question 2

What is the transverse diameter of the pelvis?

Answer 2

It is the longest distance extending from the middle of one pelvic brim to the other.

will be affected by pelvic joint movement

Question 3

The interspinous distance is the distance between what on the pelvic bone?

Answer 3

the ischial spines and changes dramatically during pregnancy due to relaxation joints.

Question 4

The diagonal conjugate and oblique diameters are slightly increased during pregnancy due to the effects of what hormone?

Answer 4

Relaxin

Question 5

Which dimension is easier to measure during before vaginal delivery to determine if the pelvic canal is too narrow?

Answer 5

The interspinous distance—- distance between ischial spines

Question 6

Much of the body’s weight rests on what pelvic structures when sitting?

Answer 6

ischial tuberosity

Question 7

What is the distance between the sacral promontory and superior margin of the pubic symphysis?

Answer 7

sagital inlet (pelvic inlet/brim)

Question 8

Pelvic outlet (sagittal outlet) is the distance between what?

Answer 8

The ischial spines

Question 9

Maximum transverse diameter inlet extends across:

Answer 9

the greatest width of the superior aperture from the middle of th brim on one side to the same point on the opposite side