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Argentina Argentina
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7 years ago
The four groups of muscles that contribute to proper posture to avoid low back pain are the abdominal muscles, hamstrings, lower back muscles, and the ________ muscles.
 
  A) triceps brachii B) pectoralis C) hip flexor D) masseter
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amelicox35amelicox35
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7 years ago
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Argentina Author
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7 years ago
Good timing, thanks!
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Yesterday
Just got PERFECT on my quiz
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Thanks for your help!!
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