ASM 275 UNIT 2 - STUDY GUIDE QUESTIONS WITH CORRECT ANSWERS|100% verified
ASM 275 UNIT 2 - STUDY GUIDE QUESTIONS WITH CORRECT ANSWERS Know the techniques for assessing sex - which is most accurate - which is least accurate CORRECT ANSWER - metric and non-metric - pelvis * most accurate, primary sexual characteristics - cranium * second most accurate, secondary sexual characteristics - post-cranium and dentition * least accurate, based on sexual dimorphism Know what features are associated with each sex (for example, ventral presence is a female condition) CORRECT ANSWER - overall pelvic morphology: pelvic differences reflect primary sexual characteristics (parturition) - subpubic angle: females wider than males, females have iliac flare, males have small, females have wide pelvic inlet - for partial/fragmentary pelvis: pubic bone is most informative, 1) sciatic notch (preserves best) * male sciatic notch narrow, female is wide 2) ventric arc * presence is ONLY female 3) sub-pubic concavity * straight in males, females have the concavity * its presence is ONLY F 4) ischio-pubico rams ridge * sharp raised ridge is only in females 5) pubic bone width * wide in females, narrow in males sexual dimorphism CORRECT ANSWER "sex-based 2 forms" the tendency for males and females of a species to vary in size, with males being larger in primates non-metric variables CORRECT ANSWER - pelvic morphology - cranial morphology metric variables CORRECT ANSWER dimensions with breakpoints (e.g. max diameter of humeral/femoral head) - the use of calipers
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