Thoracic Wall

Which of the following insert onto the sternum via costal margin
false ribs
true ribs
floating ribs
which of the following is not an articulation of the rib
costal cartilage
tubercle of the rib
head of the rib
neck of the rib
what are the facets that articulate with the true ribs
demi facet
costal facet
spinous process
superior costal facet
which of the following are the atypical ribs
1,2,10,11,12
1,10,11,12
1,2,11,12
where does the xiphisternal joint occur
the jugular notch
the costal cartilage of the true ribs
manubrium
xiphoid process
what are the 3 anterior joints of the thoracic cage from ribs to sternum
costosternal, chondralsternal, xiphisternal
sternocostal, costochondral, interchondral
interchondral, chondralsternal, costocondral
what ribs have interchondral articulations
true ribs
false ribs
floating ribs
which of the thoracic wall muscles have a function in forced inspiration
external intercostal muscles
internal intercostal muscles
transversus thoracis
what nerve innervates T1-T11
subcostal n.
intercostal n.
dorsal scapular n.
long thoracic n.
what spinal cord nerves innervate the diaphragm
C2-C5
C7-T1
C3-C5
C5-T1
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