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Questions and Answers
Which muscle protracts the shoulder girdle and can cause winging of the scapula if paralyzed?
Which muscle protracts the shoulder girdle and can cause winging of the scapula if paralyzed?
- Trapezius
- Deltoid
- Serratus Anterior (correct)
- Pectoralis Major
What is the nerve supply for the Serratus Anterior muscle?
What is the nerve supply for the Serratus Anterior muscle?
- Phrenic Nerve
- Suprascapular Nerve
- Long Thoracic Nerve (correct)
- Accessory Nerve
Which muscle, when acting with the trapezius, rotates the scapula so that the glenoid cavity looks upwards?
Which muscle, when acting with the trapezius, rotates the scapula so that the glenoid cavity looks upwards?
- Serratus Anterior (correct)
- Rhomboids
- Latissimus Dorsi
- Deltoid
What is the origin of the Trapezius muscle?
What is the origin of the Trapezius muscle?
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Where are the lower fibers of the Trapezius muscle inserted?
Where are the lower fibers of the Trapezius muscle inserted?
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Which muscle elevates the shoulder girdle and rotates the scapula so that the glenoid cavity looks upwards?
Which muscle elevates the shoulder girdle and rotates the scapula so that the glenoid cavity looks upwards?
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What is the action of the middle fibers of the Trapezius muscle?
What is the action of the middle fibers of the Trapezius muscle?
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Where does the Latissimus dorsi muscle originate from?
Where does the Latissimus dorsi muscle originate from?
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What is the insertion point of the Latissimus dorsi muscle?
What is the insertion point of the Latissimus dorsi muscle?
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What is the action of the Latissimus dorsi muscle?
What is the action of the Latissimus dorsi muscle?
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