Which of the Following Muscles Compresses the Humeral Head into the Glenoid

question 10

Multiple Choice

Which of the following muscles compresses the humeral head into the glenoid fossa and produces superior roll of the humeral head during shoulder abduction?

• A)Supraspinatus
• B)Teres minor
• C)Infraspinatus
• D)Subscapularis

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Definitions:

Meso-Butane-2,3-Diol

A specific type of butane diol with a meso configuration, meaning it has a plane of symmetry and is optically inactive.

Alkene Starting Material

A specific class of starting materials characterized by having at least one carbon-carbon double bond.

Phenol

An aromatic organic compound with a hydroxyl group (-OH) attached to a phenyl ring, used in the manufacture of plastics and pharmaceuticals.

Acidic

Characterized by a low pH and the ability to donate protons or accept electron pairs during chemical reactions.