From the list below, select the least likely explanation for the relatively high mobility of the arms.
A) The clavicle articulates to the axial skeleton at only the sternal end.
B) The relatively open glenoid cavity of the glenohumeral joint.
C) The scapula does not articulate to the axial skeleton directly.
D) The subscapular notch is a passageway for nerves.

Question

Quizplus · Accepted Answer

The subscapular notch being a passageway for nerves is not a significant factor in the high mobility of the arms, as the nerves in question primarily innervate muscles involved in shoulder blade movements rather than the arm itself. The other choices (A, B and C) all contribute to the high mobility of the arms in different ways.

From the List Below, Select the Least Likely Explanation for the Relatively