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Thorax > Anterolateral Abdominal Wall > Flashcards

Anterolateral Abdominal Wall Flashcards

0
Q

External Oblique

Insertion

A

Linea alba, pubic tubercle, and anterior half of iliac crest

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1
Q

External Oblique

Origin

A

External surfaces of 5th-12th ribs

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2
Q

External Oblique

Innervation

A

Thoraco-abdominal nerves (anterior rami of T7-T11) and subcostal nerve

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3
Q

External Oblique

Actions

A

Compress and support abdominal viscera, flex and rotate trunk

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4
Q

Internal Oblique

Origin

A

Thoracolumbar fascia, anterior 2/3 of iliac crest, and connective tissue deep to inguinal ligament

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5
Q

Internal Oblique

Insertion

A

Inferior borders of 10th-12th ribs, linea alba, and pubis via conjoint tendon

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6
Q

Internal Oblique

Innervation

A

Thoraco-abdominal nerves (anterior rami of T7-T11) subcostal and first lumbar nerve

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7
Q

Internal Oblique

Actions

A

Compress and support abdominal viscera, flex and rotate trunk

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8
Q

Transversus Abdominis

Origin

A

Internal surfaces of 7th-12th costal cartilages, thoracolumbar fascia, iliac crest, and connective tissue deep to inguinal ligament

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9
Q

Transversus Abdominis

Insertion

A

Linea alba with aponeurosis of internal oblique, pubic crest, and pubis via conjoint tendon

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10
Q

Transversus Abdominis

Innervation

A

Thoraco-abdominal nerves (anterior rami of T7-T11) subcostal and first lumbar nerve

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11
Q

Transversus Abdominis

Actions

A

Compresses and supports abdominal viscera

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12
Q

Rectus Abdominis

Origin

A

Pubic symphysis and pubic crest

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13
Q

Rectus Abdominis

Insertion

A

Xiphoid process and 5th-7th costal cartilages

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14
Q

Rectus Abdominis

Innervation

A

Thoraco-abdominal and subcostal nerves (anterior rami of T7-T12 spinal nerves)

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15
Q

Rectus Abdominis

Actions

A

Flexes trunk (lumbar vertebrae) and compresses abdominal viscera, stabilizes and controls tilt of pelvis (antilordosis)

Thorax (5 decks)

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