Thorax Flashcards

1
Q

External intercostals origin

A

Ribs

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2
Q

Internal intercostals origin

A

Ribs

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3
Q

Innermost intercostals origin

A

Ribs

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4
Q

Transversus thoracis origin

A

Internal aspect of sternum and costal cartilages

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5
Q

Diaphragm origin

A

Sternum, ribs, lumbar vertebral bodies

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6
Q

External intercostals insertion

A

Ribs

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7
Q

Internal intercostals insertion

A

Ribs

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8
Q

Innermost intercostals insertion

A

Ribs

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9
Q

Transversus thoracis insertion

A

Ribs and costal cartilages

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10
Q

Diaphragm insertion

A

central tendon

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11
Q

External intercostals innervation

A

Intercostal nerves

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12
Q

Internal intercostals innervation

A

Intercostal nerves

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13
Q

Innermost intercostals innervation

A

Intercostal nerves

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14
Q

Transversus thoracis innervation

A

Intercostal nerves

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15
Q

Diaphragm innervation

A

Phrenic nerve

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16
Q

External intercostals action

A

Aid with respiration, provide support for the intercostal space

17
Q

Internal intercostals action

A

Aid with respiration, provide support for the intercostal space

18
Q

Innermost intercostals action

A

Aid with respiration, provide support for the intercostal space

19
Q

Transversus thoracis action

A

Aid with respiration, provide support for the intercostal space

20
Q

Diaphragm action

A

Depression of the diaphragm during contraction increases the vertical dimensions of the thorax