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Anatomy Muscle Tables > Abdomen > Flashcards

Abdomen Flashcards

1
Q

Rectus abdominis origin

A

Pubic symphysis and crest

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2
Q

External Oblique origin

A

Lower ribs

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3
Q

Internal oblique origin

A

Thoracolumbar fascia, iliac crest, inguinal ligament

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4
Q

Transversus abdominis origin

A

Thoracolumbar fascia, iliac crest, inguinal ligament

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5
Q

Cremaster origin

A

Internal oblique

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6
Q

Psoas major origin

A

Lumbar vertebrae

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7
Q

Iliacus origin

A

Iliac fossa

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8
Q

Quadratus lumborum origin

A

Iliac crest

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9
Q

Rectus abdominis insertion

A

costal margin/ribs including xiphoid process

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10
Q

External Oblique insertion

A

Iliac crest (lateral part), linea alba, pubic tubercle

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11
Q

Internal oblique insertion

A

Lower ribs, linea alba, pubic crest

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12
Q

Transversus abdominis insertion

A

Linea alba, pubic crest

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13
Q

Cremaster insertion

A

Surrounds testes

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14
Q

Psoas major insertion

A

Lesser trochanter of femur

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15
Q

Iliacus insertion

A

Lesser trochanter of femur

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16
Q

Quadratus lumborum insertion

17
Q

Rectus abdominis innervation

A

Intercostals T7-T11, subcostal nerve (T12), ilioinguinal and iliohypogastric nerves (L1)

18
Q

External Oblique innervation

A

Intercostals T7-T11, subcostal nerve (T12), ilioinguinal and iliohypogastric nerves (L1)

19
Q

Internal oblique innervation

A

Intercostals T7-T11, subcostal nerve (T12), ilioinguinal and iliohypogastric nerves (L1)

20
Q

Transversus abdominis innervation

A

Intercostals T7-T11, subcostal nerve (T12), ilioinguinal and iliohypogastric nerves (L1)

21
Q

Cremaster innervation

A

Genital branch of genitofemoral nerve

22
Q

Psoas major innervation

A

Lumbar plexus

23
Q

Iliacus innervation

A

Lumbar plexus

24
Q

Quadratus lumborum innervation

A

Lumbar plexus

25
Rectus abdominis action
Flexes trunk, supports abdominal contents
26
External Oblique action
Flexes trunk, rotates trunk to opposite side*, compresses abdominal contents
27
Internal oblique action
Flexes trunk, rotates trunk to same side*, compresses abdominal contents
28
Transversus abdominis action
Compresses abdominal contents
29
Cremaster action
Raises testes
30
Psoas major action
Flexes the thigh
31
Iliacus action
Flexes the thigh
32
Quadratus lumborum action
Laterally flexes the vertebral column

Anatomy Muscle Tables (16 decks)

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