NMT QUIZ 5 Flashcards

1
Q

Latissimus Dorsi ORIGIN

A
Inferior angle of scapula
SPs of last 6 thoracic vertebrae 
Last 3-4 ribs
Thoracolumbar Aponeurosis
Posterior iliac crest
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2
Q

Latissimus Dorsi INSERTION

A

Intertubercular Groove of humerus

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3
Q

Latissimus Dorsi ACTION

A

Extend the shoulder
Adduct the shoulder
Medially rotate the shoulder

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4
Q

Teres Major ORIGIN

A

Inferior angle and lower 1/3 of the lateral border of scapula

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5
Q

Teres Major INSERTION

A

Crest of the lesser tubercle of humerus- medial lip

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6
Q

Teres Major ACTION

A

Extend the shoulder @ GH joint
Adduct the shoulder @ GH joint
Medially rotate the shoulder @ GH joint

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7
Q

Quadratus Lumborum ORIGIN

A

Last rib

TPs of lumbar vertebrae 1-4

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8
Q

Quadratus Lumborum INSERTION

A

Internal lip of posterior iliac crest

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9
Q

Quadratus Lumborum ACTION

A

Unilaterally:
Lateral tilt of pelvis (elevate)
Lateral flex of vertebral column to the same side

Assist to extend the vertebral column

Bilaterally:
Fix the last rib during forced inhalation/exhalation

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10
Q

Which back muscle is the widest

A

Latissimus Dorsi

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11
Q

Which lower back muscle is most superficial

A

Latissimus Dorsi

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12
Q

When lats and traps overlap which is more superficial

A

Traps

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13
Q

What are the 3 Erector Spinae muscles - MEDIAL TO LATERAL

A

Spinalis
Longissimus
Iliocostalis

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14
Q

What are the 3 subsets of Spinalis

A

Spinalis CAPITIS
Spinalis CERVICIS
Spinalis THORACIS

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15
Q

What are the 3 subsets of Longissimus

A

Longissimus CAPITIS
Longissimus CERVICIS
Longissimus THORACIS

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16
Q

What are the 3 subsets of Iliocostalis

A

Iliocostalis CERVICIS
Iliocostalis THORACIS
Iliocostalis LUMBORUM

17
Q

What does Spinalis attach to

A

SPs

18
Q

What does Longissimus attach to

A

Ribs and TPs

19
Q

What does Iliocostalis attach to

A

Ribs

20
Q

Erector Spinae ACTIONS

A

Unilaterally:
Lateral Side bending of spine and head to the same side

Bilaterally:
Extension of the spine