MEDICAL
THORACIC WALL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The increase in vertebrae size from the neck to the low back is due to:
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supporting more weight in the lower back than in the neck
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supporting less weight in the lower back than in the neck
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evolution
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vertebrae don’t increase in size
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Explanation:
Detailed explanation-1: -Compared with other spine vertebrae, your lumbar vertebrae are larger, thicker and more block-like bones. Your lumbar vertebrae provide stability for your back and spinal column and allow for a point of attachment for many muscles and ligaments. Your lumbar vertebrae support most of your body’s weight.
Detailed explanation-2: -Lumbar Vertebrae (L1 – L5) The lumbar vertebrae graduate in size from L1 through L5. These vertebrae bear much of the body’s weight and related biomechanical stress.
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