Questions With Correct Answers
Occasional Bipeds - CORRECT ANSWER✔✔-Species who only partly walk on two
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legs (Chimps)
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Habitual Bipeds - CORRECT ANSWER✔✔-Bipedalism is our most common form of
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locomotion but still exhibit quadruped heritage (earliest Hominins)
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Obligate Bipeds - CORRECT ANSWER✔✔-use an upright posture and primarily
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walk on two legs
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Bipedal Traits are indicated by the following things - CORRECT ANSWER✔✔-
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Foramen Magnum Position (hole in skull) - Posterior
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Vertebral Column Shape- S-shaped spine
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Pelvic Shape- Wide, Basin Shaped
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Limb Proportions- Legs long relative to trunk and arms
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Femoral Angle- Less than 90 degrees Valgus Knee
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,Foot Morphology- Transverse Arch and Longitudinal Arch
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Hallux Position-Enlarged big toe
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Each of the following traits is found in a bipedal hominin EXCEPT:
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| a) a wide and short pelvis
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| b) a big toe in line with the other toes
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| c) a foramen magnum far back (posterior) on the skull
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| d) an S-shaped vertebral column - CORRECT ANSWER✔✔-c
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Fossil evidence of bipedalism first appeared in the hominin lineage about ___
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million years ago. | |
| a) 2
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| b) 4
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| c) 7
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| d) 20 - CORRECT ANSWER✔✔-c
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How does the shape of the vertebral column differ between human adults and
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fetuses?
|a) human fetal vertebral column is C-shaped, while the human adult vertebral
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column is S-shaped | |
| b) both are C-shaped, but the human adult vertebral column is larger
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| c) both are S-shaped, but the human adult vertebral column is larger
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, |d) human fetal vertebral column is S-shaped, while the human adult vertebral
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column is C-shaped - CORRECT ANSWER✔✔-a
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What angle does the femur form in relation to the knee in hominins?
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| a) 90 degrees
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| b) less than 90 degrees
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| c) more than 90 degrees
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| d) the femur is not part of the knee structure - CORRECT ANSWER✔✔-b
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What limb proportions would you expect to see on a hominin?
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| a) long arms relative to legs
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| b) long legs relative to arms
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| c) long arms and legs relative to trunk
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| d) short arms and legs relative to trunk - CORRECT ANSWER✔✔-b
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The human foot is best described as
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| a) big toe is adducted, and there is no longitudinal arch
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| b) big toe is divergent, and there is no longitudinal arch
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| c) big toe is adducted, and there is a longitudinal arch
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| d) big toe is divergent, and there is a longitudinal arch - CORRECT ANSWER✔✔-c
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Modern humans are considered | | |
| a) quadrupedal
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| b) occasional bipeds
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