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Author Question: Why is it necessary for the bones of the pelvic girdle to be more massive than the bones of the ... (Read 48 times)

tnt_battle

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on: Feb 28, 2019
Why is it necessary for the bones of the pelvic girdle to be more massive than the bones of the pectoral girdle?

Question 2

On a field trip you discover a skeleton with the following characteristics: the acetabulum is directed laterally, the ischial spine points medially, and the angle inferior to the pubic symphysis is less than 90 degrees. The long bones of the arms and legs are relatively light and show epiphyseal plates. This skeleton is probably from
 A) a young male.
  B) a young female.
  C) an elderly male.
  D) an elderly female.
  E) an infant male.


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yasmin

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Reply #1 on: Feb 28, 2019
Answer to Question 1

The pelvic girdle must withstand the load of bearing and moving the entire body whereas the pectoral girdle only supports the upper limbs.

Answer to Question 2

A


tnt_battle

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Reply 2 on: Feb 28, 2019
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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