MEDICAL PHYSIOLOGY

PHYSIOLOGY

GENERAL PHYSIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
males have a ____ pelvic girdle
A
larger and heavier
B
wider and shallower
C
wider and heavier
D
smaller and shallower
Explanation: 

Detailed explanation-1: -In general, the structure of the male pelvis is significantly heavier and thicker than that of the female. The male pelvic bones are also adapted to fit a more massive and sturdy body architecture. For example, the male acetabulum has been designed to fit a bigger femur.

Detailed explanation-2: -The female pelvis is larger and broader than the male pelvis, which is taller (owing to a higher iliac crest), narrower, and more compact.

Detailed explanation-3: -A male pelvis has a v-shaped pubic arch that is approximately <70°. The pubic arch is usually wider in the female pelvis at about >80°. The coccyx in the male pelvis is projected inwards and immovable while a female pelvis has a flexible and straighter coccyx.

Detailed explanation-4: -In general, the bones of the male pelvis are thicker and heavier, adapted for support of the male’s heavier physical build and stronger muscles. The greater sciatic notch of the male hip bone is narrower and deeper than the broader notch of females.

Detailed explanation-5: -The pelvic girdle is a bony ring which is formed by the right and left hip bones, the coccyx and the sacrum. It surrounds the pelvic cavity and connects the vertebral column to that of the lower limbs.

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