Which of the Following Is an Action of the Erector

question 102

Multiple Choice

Which of the following is an action of the erector spinae group?

• A)flexion of the trunk and neck and head at the spinal joints
• B)extension of the trunk,neck and head at the spinal joints
• C)contralateral rotation of the trunk and neck and head at the spinal joints
• D)extension of the arm at the glenohumeral joint

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