17 Questions
What is the characteristic of the sacrum in a platypelloid pelvis?
It is pushed forward
Which type of pelvis is more triangular in shape at the inlet?
Android pelvis
What is the effect of the boney prominences in an android pelvis on fetal rotation and extension?
They block rotation and extension
Which type of pelvis favors transverse presentations?
Platypelloid pelvis
What is the characteristic of the subpubic arch in an anthropoid pelvis?
It is slightly narrowed
What shape is the pelvic inlet in a male pelvis?
Heart-shaped
What is the shape of the pubic arch in a female pelvis?
More rounded and wider
Which muscle forms part of the pelvic diaphragm?
Levatores ani
What is the function of the pelvic floor?
Supports the pelvic viscera
What is the characteristic of the sacrum in a female pelvis?
Shorter, wider, and flatter
Which of the following is a characteristic of a male pelvis?
Pelvic outlet is smaller
What is the shape of the sacrum bone?
Wedge shape
What is the function of the pelvic diaphragm?
Divides the true pelvis into main pelvic cavity and perineum
What is the name of the joint formed by the articulation of the sacrum and iliac bone?
Sacroiliac joint
What is the characteristic of the gynecoid pelvis?
Oval at the inlet, with a generous capacity and wide subpubic arch
What is the purpose of the obturator membrane?
To facilitate the passage of the obturator nerve
What is the characteristic of the sacral canal?
It contains both the anterior and posterior roots of lumbar, sacral, and coccygeal spinal nerves
Test your knowledge of the differences between the male and female pelvis in terms of shape, size, and structure. Learn about the pelvic inlet, outlet, and cavity, as well as the public arch and false pelvis. Get ready to distinguish between the male and female pelvis anatomy!
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