Deep Muscles Of Thorax

Question 0

Insertion of external intercostals

Answer 0

Superior border of rib below

Question 1

Origin of external intercostals

Answer 1

Inferior border of rib above

Question 2

Action of external intercostals

Answer 2

Pull ribs toward one another to elevate rib cage

Question 3

Innervation of external intercostals

Answer 3

Intercostal nerves

Question 4

Origin of internal intercostals

Answer 4

Superior border of rib below

Question 5

Insertion of internal intercostals

Answer 5

Inferior border (costal groove) of rib above

Question 6

Action of internal intercostals

Answer 6

Draw ribs together and depress rib cage

Question 7

Innervation of internal intercostals

Answer 7

Intercostal nerves

Question 8

Origin of diaphragm

Answer 8

Inferior internal surface of rib cage and sternum, costal cartilages of last six ribs, and lumbar vertebrae

Question 9

Insertion of diaphragm

Answer 9

Central tendon

Question 10

Action of diaphragm

Answer 10

Prime mover of inspiration;flattens on contraction

Question 11

Innervation of diaphragm

Answer 11

Phrenic nerves