Sex determination Flashcards
(28 cards)
What is the most reliable skeletal element for determining sex?
The pelvis
What are the phenice traits?
Medial aspect of the isciopubic ramus, Ventral arc and subpubic concavity
Morphological assessment of sex utilizing the cranium is:
Population specific
Based on the larger overall size and greater muscle mass of males
What does the subpubic concavity look like in females?
Curved
What does the ventral arc look like in females?
Traingle/ arc
What does the isciopubic ramus look like in females?
Pinched
What does the greater sciatic notch look like in females?
Wide
What does the greater sciatic notch look like in males?
Narrow
What does the subpubic concavity look like in males?
Lack of concavity, more straight
What does the ventral arc look like in males?
Slight ridge
What does the isciopubic ramus look like in males?
Broader medial surface
What does the subpubic angle look like in females?
Wider triangle
What does the subpubic angle look like in males?
tall triangle
What do the sacral alae look like in females?
Curves from s4 with wider ‘wings’ then central part
What do the sacral alae look like in males?
Curves from start with narrower ‘wings’
What is the pre-auricular sulcus?
Height of auricular surface. 1= female 4= absent/male
What do the orbital margins look like in males?
more square
what do the orbital margins look like in females?
more round
What does the mandibular ramus flexure look like in females?
straight line
What does the mandibular ramus flexure look like in males?
with a kink
What does the gonial flare look like in males?
more pronounced ‘corner’
What does the nuchal crest look like in males?
more prominant
What does the nuchal crest look like in females?
more subtle bump
Is the mastoid process more prominant in males or females?
males
