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FINAL EXAM ANATOMY > MUSCLES OF ABDOMINAL WALL > Flashcards

MUSCLES OF ABDOMINAL WALL Flashcards

1
Q

what is the action of the external oblique?

A
  • flexes
  • laterally flexes
  • rotates trunk
  • compresses and provides structural support
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2
Q

what is innervation of external oblique?

A

anterior rami of 7th-12th thoracic nerves

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3
Q

what is medial attachment of external oblique?

A
  • anterior superior iliac spine
  • anterior half of iliac crest
  • pubic crest
  • pubic tubercle
  • linea alba
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4
Q

what is lateral attachment of external oblique?

A
  • external surface/ inferior border of 5-12th ribs
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5
Q

what is origin of internal oblique?

A
  • thoracolumbar fascia
  • iliac crest
  • inguinal ligament
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6
Q

what is the insertion of internal oblique?

A
  • inferior margins of 10-12th ribs
  • adjacent costal cartilages
    -linea alba
    -pecten pubis
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7
Q

what is action of internal oblique?

A
  • flexes
  • laterally flexes
  • rotates trunk
  • compresses and provides structural support to structures
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8
Q

what is innervation of internal oblique?

A

-anterior rami fo 7th- 12th thoracic nerves
- iliohypogastric nerve
-ilioinguinal nerve

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9
Q

what is medial attachment of transverse oblique?

A
  • linea alba
  • pubic crest
  • pecten pubis
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10
Q

what is lateral attachment of transverse oblique?

A
  • costal cartilages pf 7th-12th ribs
  • thoracolumbar fascia
    -iliac crest
    -inguinal ligament
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11
Q

what is innervation of transverse oblique?

A
  • anterior rami of 7-12th thoracic nerves
  • iliohypogastric nerves
  • ilioinguinal nerves
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12
Q

what is action of transverse oblique?

A
  • compresses
  • structural support
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13
Q

what is superior attachment of rectus abdominis muscle?

A

-xiphoid process
-costal cartilages of 5-7th ribs

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14
Q

what is inferior attachment to rectus abdominis muscle?

A
  • pubic crest
  • symphysis
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15
Q

what is innervation of rectus abdominis muscle?

A
  • anterior rami of 6-12th thoracic nerves
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16
Q

what is action of rectus abdominis muscle?

A
  • flexes trunk
  • compresses and provides structural support
17
Q

what muscles has tendinous intersections?

A

-rectus abdominis

18
Q

what is the innervation of pyramidalis?

A

-anterior rami of 12th thoracic nerves
- iliohypogastric nerve
- ilioinguinal nerves

19
Q

what is the action of pyramidalis?

A
  • tenses linea alba
20
Q

what is the superior attachment of pyramidalis?

A

linea alba

21
Q

what is the inferior attachment of pyramidalis?

A
  • body of pubis and anterior pubic ligament

FINAL EXAM ANATOMY (8 decks)

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