Mr.Cruz is at the physicians' office for his annual physical.When assessing his chest,the nurse notes that the ratio of anteroposterior to transverse diameter of his chest is 1:1.Which of the following terms would the nurse use to describe this condition?

A) Normal
B) Scoliosis
C) Barrel chest
D) Pigeon chest

Anteroposterior

Describing an orientation or direction from the front (anterior) to the back (posterior).

Transverse Diameter

The measurement across the widest part of a structure or organ, perpendicular to its longitudinal axis.

Pigeon Chest

A condition characterized by a protrusion of the sternum and ribs, giving the chest a bird-like appearance, formally known as pectus carinatum.