Costal Cartilages Flashcards
1
Q
Functions of the costal cartilages
A
They prolong the ribs anteriorly
Provide to the elasticity of the thoracic wall
2
Q
What are intercostal spaces
A
They separate the ribs and it’s costal cartilages from one another
3
Q
What occupies intercostal spaces
A
Intercostal muscles and membranes
And 2 sets (main and collateral) of intercostal blood vessels and nerves
4
Q
What is the subcostal nerve
A
The anterior ramus (branch)of spinal nerve or anterior division of the 12th thoracic nerve
5
Q
When does the intercostal space widen
A
They widen with inspiration
Rotation
Lateral flexion of the thoracic vertebral column
