While performing an arthrogram to study an apparent rotator cuff injury, it was noted that the contrast material had spread from the shoulder joint onto the anterior lateral surface of the scapula near the joint. When asked, the first year resident responded that this was due to an anterior tear in the cuff. Which muscle contributes to the 'rotator cuff'?

subscapular bursa

Explanation:

The subscapularis muscle usually is a large muscle positioned across the frontal area of the shoulder blade. The subscapular bursa is situated just between the subscapularis muscle and the chest wall. When there is an inflammation of this bursa it is called subscapular bursitis.

c, the cilia in the trachea squeeze the material out of the body as mucus

explanation:

answer: the first 2nd and last one

explanation:

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