Bones: Male or Female

Last updated 8 months ago
17 questions
PART A: PELVIS
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Classify this pelvis as male or female based on at least 2 characteristics!

PART B: SKULL
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From your answers, do you think this skull was a male or a female?

PART C: MALE AND FEMALE COMPARISONS
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Case 1 ________________

Remains exhibit round eye orbits, a subpubic angle of 103 degrees, an oval pelvic cavity, and a smooth and slender skull.

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Case 2 ________________

The pelvis is narrow; there is a prominent protuberance on the occipital bone and a sloping frontal bone.

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Case 3 ________________

Would you expect to find a subpubic angle larger or smaller than 90 degrees if the skull had a rounded frontal bone with small brow ridges and a small mastoid bone (bone located behind the ear)?

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Case 4 ________________

The remains have a short sacrum that curves outward, no protuberance on the occipital bone is evident, the underside of the lower jaw (mandible) is triangular, and the brow ridges are narrow.

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Case 5 ________________

The occipital protuberance is very prominent, the sacrum is curved inward, and the pelvic cavity is heart-shaped with a subpubic angle of 78 degrees.

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Case 6 ________________

The skeletal remains are from a small person. The usual indicators of sex are not present. How might you explain the lack of sexual indicators?

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Case 7 ________________

Two skeletons were analyzed. Based on the pelvic and facial features, Skeleton A was identified as female and Skeleton B was identified as male. The female skeleton had more robust bones with larger muscle attachments than the male skeleton. Provide possible explanations to account for a female having greater bone mass and attachment sites than a male.