10 Questions
Which muscle abducts the shoulder joint according to the text?
Deltoid
What is the range of motion tested for shoulder abduction in the text?
0° to 90°
What is the position of the patient during the preliminary evaluation according to the text?
Short sitting with arm at side and elbow slightly flexed
Which muscle stabilizes the head of humerus in the glenoid cavity during movements of the shoulder joint as per the text?
Supraspinatus
In a lateral view, what grade indicates 'Normal' according to the text?
Grade 5
Which muscle assists in scapular rotation to reach 180° during shoulder abduction?
Serratus anterior
What grade in a lateral view indicates 'Good' for shoulder abduction?
Grade 4
What is the origin of the middle fibers of the Deltoid muscle?
Lateral margin and superior surface of acromion
Which muscle stabilizes the head of humerus in the glenoid cavity during movements of the shoulder joint?
*Supraspinatus
What is the range of motion tested for shoulder abduction as per the text?
0° to 90°
Test your knowledge on shoulder abduction range of motion and the muscles involved in this movement. Identify the origin, insertion, and action of the deltoid and supraspinatus muscles.
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