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Multiple Choice
The action that moves the scapula towards the head is called __________.
A
retraction
B
depression
C
protraction
D
elevation
Verified step by step guidance
1
Step 1: Understand the anatomy of the scapula. The scapula, or shoulder blade, is a flat triangular bone located on the posterior side of the rib cage. It is capable of several movements, including elevation, depression, protraction, and retraction.
Step 2: Define the term 'elevation.' Elevation refers to the upward movement of a body part. In the case of the scapula, elevation involves moving the scapula towards the head, such as when shrugging the shoulders.
Step 3: Compare elevation with other movements of the scapula. Retraction involves pulling the scapula towards the spine, depression involves moving the scapula downward, and protraction involves moving the scapula forward or away from the spine.
Step 4: Relate the movement described in the problem to the correct term. The problem specifies the action of moving the scapula towards the head, which matches the definition of elevation.
Step 5: Confirm the correct answer based on the definitions and anatomical movements. The correct term for moving the scapula towards the head is 'elevation,' as stated in the problem.