The most inferior portion of the sternum to which the diaphragm and rectus abdominis muscles attach is called the ________.
A) manubrium
B) body
C) xiphoid process
D) sternal angle
E) sternal groove

Question

Quizplus · Accepted Answer

The xiphoid process is located at the most inferior portion of the sternum and serves as an attachment site for the diaphragm and rectus abdominis muscles. The manubrium is the upper portion of the sternum, the body is the middle portion, the sternal angle is the junction between the manubrium and body, and the sternal groove is a shallow depression along the length of the sternum.

The Most Inferior Portion of the Sternum to Which the Diaphragm