Which of the following statements best describes the bony pelvis?
a. The true pelvis lies between the iliac crests.
b. The acetabulum is formed by contributions from all parts of the innominate bone.
c. The male pelvic inlet has a more oval shape than in the female.
d. The angle between the inferior pubic rami is wider in the male.
e. The pelvic outlet is between the symphysis pubis and the sacral tuberosity.
ANSWER- B
b. The acetabulum is formed by contributions from the ilium,the ischium and the pubic bones.
Explanations
a. This statement defines the false pelvis, the true pelvis is the region inferior to the pelvic inlet.
c. The male pelvic inlet is heart shaped and the female is oval shaped. This helps to form a wide enough birth canal for the foetal head.
d. This angle is usually described as being the same as that between the forefinger and middle finger in the male, and between the thumb and forefinger in the female.
e. The pelvic inlet lies between the sacral tuberosity and the symphysis pubis. The pelvic outlet lies between the symphysis pubis and the coccyx
a. The true pelvis lies between the iliac crests.
b. The acetabulum is formed by contributions from all parts of the innominate bone.
c. The male pelvic inlet has a more oval shape than in the female.
d. The angle between the inferior pubic rami is wider in the male.
e. The pelvic outlet is between the symphysis pubis and the sacral tuberosity.
ANSWER- B
b. The acetabulum is formed by contributions from the ilium,the ischium and the pubic bones.
Explanations
a. This statement defines the false pelvis, the true pelvis is the region inferior to the pelvic inlet.
c. The male pelvic inlet is heart shaped and the female is oval shaped. This helps to form a wide enough birth canal for the foetal head.
d. This angle is usually described as being the same as that between the forefinger and middle finger in the male, and between the thumb and forefinger in the female.
e. The pelvic inlet lies between the sacral tuberosity and the symphysis pubis. The pelvic outlet lies between the symphysis pubis and the coccyx
