Muscles of the Trunk

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30 Terms

1
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<p>identify/ function </p>

identify/ function

Deltoid- flexion and medial rotation of arm

2
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<p>identify and function posterior </p>

identify and function posterior

Latissimus Dorsi- adduction of arm

3
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<p>identify and function </p>

identify and function

Pectoralis major - adduction of the arm

4
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<p>identify and function </p>

identify and function

external intercostal muscle -Muscle of respiration

5
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<p>identify and function </p>

identify and function

perctoralis minor- Stabilizes scapula (holds it against thoracic wall)

6
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<p>identify and function </p>

identify and function

Sternocleidomastoid m.- Unilateral: rotation of head so face turns to opposite side

7
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<p> identify and function </p>

identify and function

serratus anterior- Protraction (abduction) of scapula

8
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<p>identify and function </p>

identify and function

internal intercostal-Muscle of respiration

9
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<p>identify and function anterior </p>

identify and function anterior

latiissimus dorsi-Adduction of arm

10
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<p>identify </p>

identify

rectus sheath-

11
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<p>identify and function </p>

identify and function

external abdominal oblique-Unilateral: rotation of trunk

12
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<p>i and function </p>

i and function

iliacus-Flexion of thigh

13
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<p>identify and function</p>

identify and function

Anterior Rectus sheath

14
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<p>identify and function </p>

identify and function

Linea Alba

15
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16
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<p>identify and function </p>

identify and function

Transverse abdominis -Compression of anterior abdominal wall and viscera (increases intra-abdominal pressure)

17
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<p>identify and function </p>

identify and function

Psoas Major-Flexion of thigh

18
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<p>identify and function </p>

identify and function

Quadratus Lumborum- Unilateral: lateral flexion of trunk

19
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<p>identify and function </p>

identify and function

Trapezius-

Superior fibers: elevation of scapula; superior rotation of scapula (glenoid cavity directed superiorly)

  • Middle fibers: retraction (adduction) of scapula

  • Inferior fibers: depression of scapula

20
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<p>identify </p>

identify

Thoracolumbar fascia

21
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<p>identify and function </p>

identify and function

Levator Scapulae- Elevation of scapula (e.g., shrugging shoulders)

22
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<p>identify function</p>

identify function

Rhomboid Major- elevation of scapula

23
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<p>Identify and function</p>

Identify and function

Rhomboid Minor-Elevation of scapula

24
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<p>identify and function </p>

identify and function

Splenius capitis- Unilateral: rotation of head to same side

25
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<p>identify and function </p>

identify and function

deltoid- flexion and medial rotation of arm

26
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<p>identify and function </p>

identify and function

Latissimus dorsi- sholder arm

Extension of arm

27
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<p>identify and function </p>

identify and function

Trapezius-

Superior fibers: elevation of scapula; superior rotation of scapula (glenoid cavity directed superiorly)

  • Middle fibers: retraction (adduction) of scapula

  • Inferior fibers: depression of scapula

28
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<p>identify and function </p>

identify and function

infraspinatus-Lateral rotation of arm

29
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<p>identify and function</p>

identify and function

Teres Minor —-Adduction of arm (weak)

30
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<p>identify and function </p>

identify and function

Teres Major- Adduction of arm