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Anatomy > Anterior Trunk > Flashcards

Anterior Trunk Flashcards

1
Q

External Oblique Origin

A

Ribs 2-12

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2
Q

External Oblique Insertion

A

Linea Alba
pubic tubercle
anterior 1/2 iliac crest

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3
Q

External Oblique Action

A

rotate trunk opposite, laterally flex trunk

Bilateral- flex trunk, compress abdomen

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4
Q

External Oblique Nerve

A

T7-L1

Intercostal, Subcostal, ilioinguinal and iliohypogastric

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5
Q

External Oblique Blood

A

Superior and Inferior Epigastric Aa

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6
Q

Internal Oblique Origin

A

Thoraco-lumbar fascia
anterior 2/3 iliac crest
lateral 1/2 inguinal ligament

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7
Q

Internal Oblique Insertion

A

Lower anterior ribs 10-12
Linea Alba
Pectin pubis via conjoint tendon

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8
Q

Internal Oblique Action

A

Rotate trunk same side, laterally flex

Bilateral- flex trunk, compress abdomen

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9
Q

Internal Oblique Nerve

A

T7-L1

Intercostal, subcostal, ilioinguinal and iliohypogastric

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10
Q

Internal Oblique Blood

A

Superior and Inferior Epigastric Aa

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11
Q

Transverse Abdominis Origin

A

Ribs 7-12
Thoracolumbar fascia
Iliac crest and inguinal ligament
Pectin Pubis via conjoint tendon

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12
Q

Transverse Abdominis Insertion

A

Linea alba

Pubis Crest

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13
Q

Transverse Abdominis Action

A

Compress abdominal contents

Forced respiration

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14
Q

Transverse Abdominis Nerve

A

T7-L1 Intercostals

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15
Q

Transverse Abdominis Blood

A

Deep Circumflex iliac and inferior epigastric A

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16
Q

Rectus Abdominis Origin

A

Pubic symphysis and crest

17
Q

Rectus Abdominis Insertion

A

Xiphoid process

Costal Cartilage 5-7

18
Q

Rectus Abdominis Action

A

Flex trunk
Compress abdomen
Stabilize and control pelvic tilt

19
Q

Rectus Abdominis Nerve

A

T7-L1 Intercostals

20
Q

Rectus Abdominis Blood

A

Superior and Inferior epigastric Aa

21
Q

Pyramidalis Origin

A

Anterior Pubis

22
Q

Pyramidalis Insertion

A

Linea Alba

23
Q

Pyramidalis Action

A

Tenses Linea Alba

24
Q

Pyramidalis Nerve

A

T12 (subcostal) or L1 (iliohypogastric)

Anatomy (30 decks)

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