Chest & Scapula Flashcards

1
Q

Trapezius

A

Origin: nuchal line, all cervical and thoracic vertebrae

Insertion: spine of scapula, acromion process and clavicle

Function: elevation and depression, adduction (retraction), upward rotation of scapula, extend/laterally flexes the neck

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2
Q

Rhomboids (Major & Minor)

A

Origin: C7 vertebrae to T5 vertebrae

Insertion: medial border of scapula

Function: adduction (retraction) of scapula, downward rotation of scapula

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3
Q

Levator Scapulae

A

Origin: four upper cervical vertebrae

Insertion: upper portion of medial border of scapula

Function: elevation and downward rotation of scapula

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4
Q

Serratus Anterior

A

Origin: 1st to 8th Ribs

Insertion: medial border of scapula

Function: upward rotation, abduction (protraction) of scapula

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5
Q

Pectoralis Major

A

Origin: clavicle, sternum, costal cartilage, 1st- 7th ribs and external oblique

Insertion: bicipital groove

Function: internal rotation, adduction and flexion of arm

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6
Q

Pectoralis Minor

A

Origin: 3rd, 4th and 5th Rib

Insertion: corocoid process of scapula

Function: protract scapula

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7
Q

Latissimus Dorsi

A

Origin: lower thoracic and lumbar vertebrae, iliac crest and sacrum

Insertion: bicipital groove

Function: adducts, extends and internally rotates arm

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8
Q

Elevation of Scapula (agonist & antagonistic pairs)

A

Agonist:
Trapezius
Levator Scapulae

Antagonist:
Trapezius

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9
Q

Depression of Scapula (agonist & antagonistic pairs)

A

Agonist:
Trapezius

Antagonist:
Trapezius
Levator Scapulae

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10
Q

Abduction/Protraction of Scapula (agonist & antagonistic pairs)

A

Agonist:
Serratus Anterior
Pectoralis Minor

Antagonist:
Rhomboids Maj&Min
Trapezius

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11
Q

Adduction/Retraction of Scapula (agonist & antagonistic pairs)

A

Agonist:
Rhomboids Maj&Min
Trapezius

Antagonist:
Serratus Anterior
Pectoralis Minor

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12
Q

Upward Rotation of Scapula (agonist & antagonistic pairs)

A

Agonist:
Trapezius
Serratus Anterior

Antagonist:
Rhomboids Maj&Min
Levator Scapulae

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13
Q

Downward Rotation of Scapula (agonist & antagonistic pairs)

A

Agonist:
Rhomboids Maj&Min
Levator Scapulae

Antagonist:
Trapezius
Serratus Anterior

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14
Q

Neck Extension

A

Agonist:
Trapezius

Antagonist:
Sternocleidomastoid

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15
Q

Neck Lateral Flexion

A

Agonist:
Trapezius

Antagonist:
Sternocleidomastoid
Scalenus Ant&Med

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16
Q

Flexion of Arm (agonist & antagonistic pairs)

A

Agonist:
Pectoralis Major

Antagonist:
Latissimus Dorsi

17
Q

Extension of Arm (agonist & antagonistic pairs)

A

Agonist:
Latissimus Dorsi

Antagonist:
Pectoralis Major

18
Q

Internal Rotation of Arm (agonist & antagonistic pairs)

A

Agonist:
Pectoralis Major
Latissimus Dorsi

Antagonist:
Supraspinatus
Teres Minor

19
Q

Adduction of Arm (agonist & antagonistic pairs)

A

Agonist:
Pectoralis Major
Latissimus Dorsi

Antagonist:
Deltoid (LH)