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Analysis of the Shoulder Girdle
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Middle and lower trapezius,
Bent Over Rows Middle and lower trapezius, and serratus anterior Adduction
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Body Dips Downward rotation and depression
Pectoralis minor, rhomboid, and lower trapezius Lower Trapezius, Pectoralis Minor
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Serratus anterior, middle and lower trapezius
Lateral Raises Upward rotation Serratus anterior, middle and lower trapezius
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Rhomboid, levator scapulae, upper and middle trapezius
Dumbbell Shrugs Elevation Rhomboid, levator scapulae, upper and middle trapezius
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Serratus anterior and pectoralis minor
Chest Press Serratus anterior and pectoralis minor Abduction
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What is the common action of the scapula? Muscles involved?
Abduction Pectoralis minor & Serratus Ant.
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Levator Scapula, Rhomboids & Trapezius (upper)
Action of the scapula? Muscles involved? Elevation Levator Scapula, Rhomboids & Trapezius (upper)
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Rhomboids & Trapezius (middle and lower fibers)
Action of the scapula? Muscles involved? Adduction Rhomboids & Trapezius (middle and lower fibers)
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Pectoralis Minor, & Rhomboids
Action of the scapula? Muscles involved? Downward Rotation Pectoralis Minor, & Rhomboids
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Pectoralis minor & Serratus Anterior
Action of the scapula? Muscles involved? Abduction Pectoralis minor & Serratus Anterior
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Trapezius (middle and lower)
Action of the scapula? Muscles involved? Adduction Rhomboids Trapezius (middle and lower)
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What position are his scapula in?
Upward rotation?
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What position are his scapula in?
Abduction, Upward rotation
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What position is his right scapula in?
Adduction
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What position are his scapula in?
Upward rotation
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What position are their right scapulas in?
Abduction, Upward rotation
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Position of his scapula?
Upward Rotation
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Levator Scapulae Rhomboids
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Trapezius 1. 2.
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Scapula – Anterior View
1. Acromion process 2. Coracoid process 3. Glenoid fossa or cavity 4. Inferior angle 5. Superior angle 6. Medial (Vertebral) border 7. Lateral (Auxiliary) border 8. Supscapular fossa 1. 2. 5. 3. 8. 6. 7. 4.
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2 (Deeper muscle) Pectoralis Minor
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Scapula action = ? Scapula muscle(s) = ? Abduction Pect. Minor
Ser. Ant.
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Trapezius 3. Rhomboids
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Name the muscle, its sections and the action(s) at each of its sections.
TRAPEZIUS Lower – depression, adduction and upward rotation Upper – elevation Middle –elevation, adduction and upward rotation
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Scapula – Lateral View 1. Acromion process 2. Coracoid process
3. Glenoid fossa or cavity 4. Superior angle 5. Inferior angle 4. 1. 2. 3. 5.
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2 = Serratus Anterior 3 = Pect Minor
1B 2 2 = Serratus Anterior 3 = Pect Minor
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Name the bones 1. 1. 3 2 2 1 = Clavicle 2 = Scapula 3 = Humerus
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What is the position of the scapula?
Adduction
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Trapezius Levator Scapulae 1 4 3 Rhomboids (major) 2
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Middle –elevation, adduction and upward rotation
Name the muscle. TRAPEZIUS Upper – elevation Middle –elevation, adduction and upward rotation Lower – depression, adduction and upward rotation
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Anterior 1 = infraspinous fossa 2 = spine 3 = coracoid process 4 = acromion process 5 = coracoid process 6 = glenoid cavity (fossa) 7 = acromion process Posterior
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Name the muscle and two of its actions.
PECTORALIS MINOR. Downward rotation, depression
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Scapula action = ? Scapula muscle(s) = ? Elevation Lev. Scap.
Rhomboids Up. & Mid. Trap
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Name the muscle and three of its actions.
RHOMBOID. Downward rotation, adduction, and elevation
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Name the muscle.
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Name the muscle and two of its actions.
SERRATUS ANTERIOR abduction and upward rotation
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Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid
Lower and Mid. Trap.
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Adduction of the scapula
Name the muscle. Trapezius Name the action Adduction of the scapula Name the action Upward rotation
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Scapula action = ? Scapula muscle(s) = ? Downward Rotation Pect. Minor
Rhomboid
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Name the muscle. Name the muscle.
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Scapula? Abduction
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Scapula? Upward Rotation
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Scapula – Posterior View
Acromion process Spine Superior angle Inferior angle Medial (Vertebral) border Lateral (Auxiliary) border Supraspinous fossa Infraspinous fossa 3. 1. 7. 2. 8. 5. 6. 4.
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Name the muscle. Rhomboid Name the action Adduction of scapula
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Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid
Lower and Mid. Trap.
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Can You Name Them?
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Depression of the scapula
Name the muscle. Pectoralis minor Name the action Depression of the scapula
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Elevation of the scapula
Name the muscle. Levator scapula Name the action Elevation of the scapula
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Name the muscle. Serratus Anterior Name the action Abduction of scapula
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Scapula action = ? Scapula muscle(s) = ? Upward Rotation Ser. Ant.,
Trap (lower)
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?
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Name the muscle.
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Scapula action = ? Scapula muscle(s) = ? Adduction Rhomboid
Lower and Mid. Trap.
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Adduction
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Name the muscle and one of its actions.
LEVATOR SCAPULAE. Elevation
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Name the muscle.
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Name the muscle. Name the muscle.
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