The incision she makes through the sternal region of her patient divides the thoracic cavity into equal left and right parts. This incision was made along a midsagittal (median) plane.
The thoracic cavity, also known as the chest cavity, is a compartment in the human body that is enclosed by the costa and the diaphragm and is protected by the thoracic wall (the rib cage and related skin, muscle, and fascia).
The sagittal plane, which precisely divides the body into left and right halves by bisecting it vertically across the midline indicated by the navel, is referred to as the median plane, also known as the mid-sagittal plane. The vertebrate bodily cavity known as the thoracic cavity is shielded by the thoracic wall (rib cage and associated skin, muscle, and fascia).
To know more about thoracic cavity
brainly.com/question/14434110
#SPJ4
