Pelvis

Question 1

Bones of the pelvic inlet

Answer 1

1. Sacral promontory
2. Sacral ala
3. Arcuate line
4. Pectineal line
5. Pubic crest

Question 2

Bones of the anterior pelvic outlet

Answer 2

1. Pubic symphysis
2. Ischiopubic ramus

Question 3

Bones of the posterior pelvic outlet

Answer 3

1. Ischial tuberosities
2. Sacrotuberous ligaments and sacrum

Question 4

Pelvic measurement that is most important for safe vaginal birth delivery:

Answer 4

Interspinous diameter (narrowest)
-The ischial spine can be palpated via the vaginal canal

Question 5

Pelvic muscle damaged that causes urinary incontinence

Answer 5

Pubococcygeus

Question 6

Episiotomy

Answer 6

Oblique cut of the external anal sphincter muscles to prevent excessive damage during childbirth

Question 7

What is the landmark for administering a pudendal nerve block?

Answer 7

The spine

Question 8

Route for hematogenic spread of prostate cancer to pelvic bones

Answer 8

The prostatic venous plexus: drains into the internal iliac vein