Costal cartilage 1

Cartilago costalis I

Hyaline cartilage that carries the rib to the sternum and gives the chest wall its spring.

System
Cartilage
Region
Trunk
Sides
Paired: left and right
Costal cartilage 1 (Cartilago costalis I) of the pig, left side: a three-quarter view of the cartilage.

Where it runs from and to

What this structure is anchored to at each end, and what that lets it do.

Origin
Ventral end of its rib.
Insertion
Sternum for the sternal ribs, or the cartilage in front of it for the asternal ribs.
Action
Hyaline cartilage that carries the rib to the sternum and gives the chest wall its spring.

Written for Vetomica in its own words from the standard reference anatomy of the pig; the books it was checked against are listed below.

Measured on the specimen

What the costal cartilage 1 is in contact with in the model itself, with the share of the other structure’s surface it covers. A contact is not always a joint: bones that simply lie against one another are in this list too.

Measured on the left side.

Terminology

English
Costal cartilage 1
Latin (NAV)
Cartilago costalis I
Status
A valid term in the Nomina Anatomica Veterinaria
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