Expansion of the rib cage during inhalation is possible because the costovertebral joints are
A) amphiarthrotic.
B) biaxial.
C) synchondroses.
D) synovial.

Question

Quizplus · Accepted Answer

Synovial joints are characterized by a fluid-filled joint cavity, articular cartilage, synovial membrane, and ligaments, and allow for a wide range of movement, which is necessary for expansion of the rib cage during inhalation. Therefore, the best choice is D.

Expansion of the Rib Cage During Inhalation Is Possible Because