Diaphragm - same thing that divides it in all mammals.
The diaphragm divides the thoracic and abdominal aorta. These are both parts of the descending aorta, extending from the aortic arch.
diaphragm
the transverse plane
The lungs and heart are found in the thoracic cavity and that cavity is superior to the diaphragm.
The diaphragm divides the aorta into a superior thoracic aorta above the diaphragm and an inferior abdominal aorta below the diaphragm.
The mediastinum is the structure that divides the thoracic cavity into right and left hemithorax. It contains the heart, major blood vessels, esophagus, trachea, and other structures.
The diaphragm divides the thoracic cavity from the abdominopelvic cavity.
DIAPHRAGM divides the body into thoracic and abdomo -pelvic cavities.
The diaphragm divides the body into two main cavities: the thoracic cavity above the diaphragm, which contains the heart and lungs, and the abdominal cavity below the diaphragm, which houses the digestive organs such as the stomach, liver, and intestines.
Diaphragm
Answer: skeletal musculature( connective tissue)
The mediastinum, a broad, middle tissue partition, separates the lungs from each other and divides the thoracic cavity into two parts. It contains vital structures such as the heart, esophagus, trachea, and major blood vessels.