The thoracic cavity (or chest cavity) is the chamber of the body of vertebrates that is protected by the thoracic wall (rib cage and associated skin,...

across the bottom of the thoracic cavity. The diaphragm is the most important muscle of respiration, and separates the thoracic cavity, containing the heart...

The thoracic wall or chest wall is the boundary of the thoracic cavity. The bony skeletal part of the thoracic wall is the rib cage, and the rest is made...

abdominopelvic cavity. The thoracic cavity is the more superior subdivision of the ventral cavity, and is enclosed by the rib cage. The thoracic cavity contains...

composed of multiple segments. The human thorax includes the thoracic cavity and the thoracic wall. It contains organs including the heart, lungs, and thymus...

abdominopelvic cavity. It is located below the thoracic cavity, and above the pelvic cavity. Its dome-shaped roof is the thoracic diaphragm, a thin sheet of muscle...

the stomach, intestines, gallbladder, bladder, and rectum. In the thoracic cavity, the heart is a hollow, muscular organ. Splanchnology is the study...

Heel Toe Big toe Sole Cavities Cranial cavity Spinal cavity Thoracic cavity Abdominopelvic cavity Abdominal cavity Pelvic cavity Planes, lines, and regions...

above this inlet and under the thoracic diaphragm is termed the abdominal cavity. The boundary of the abdominal cavity is the abdominal wall in the front...

lit. 'midway';pl.: mediastina) is the central compartment of the thoracic cavity. Surrounded by loose connective tissue, it is an undelineated region...

often called the parietal pleura. It lines the inner surfaces of the thoracic cavity on each side of the mediastinum, and can be subdivided into mediastinal...

tetrapods, ribs surround the thoracic cavity, enabling the lungs to expand and thus facilitate breathing by expanding the thoracic cavity. They serve to protect...

elongation of the duct. The diaphragm divides the body cavity into the thoracic cavity and the abdominal cavity. It develops from four components: the septum transversum...

The superior thoracic aperture, also known as the thoracic outlet, or thoracic inlet refers to the opening at the top of the thoracic cavity. It is also...

ventral body cavity is a human body cavity that is in the anterior (front) aspect of the human body. It is made up of the thoracic cavity, and the abdominopelvic...

mediastinal cavity, but frequently bulges into the left pleural cavity. The descending thoracic aorta begins at the lower border of the fourth thoracic vertebra...

membrane lining the thoracic cavity and surrounding the lungs is referred to as the pleura, and that lining the abdominopelvic cavity and the viscera is...

and exhalation, by aiding in the expansion and contraction of the thoracic cavity. The diaphragm and, to a lesser extent, the intercostal muscles drive...

vertebral column and sternum, which protect the vital organs of the thoracic cavity, such as the heart, lungs and great vessels and support the shoulder...

one on the left and one on the right. They are situated within the thoracic cavity of the chest. The right lung is bigger and heavier than the left, which...

field of medicine involved in surgical treatment of organs inside the thoracic cavity — generally treatment of conditions of the heart (heart disease), lungs...

that function in gas exchange. The lungs which are located in the thoracic cavity, are protected from physical damage by the rib cage. At the base of...

Nasal cartilages Cartilages of ear Laryngeal cartilages Vertebral column Thoracic skeleton Bones of upper limb Bony pelvis Bones of lower limb Joints Joints...

autonomic nervous system that innervate the visceral pleura of the thoracic cavity, the intercostal nerves arise from the somatic nervous system. This...

Thoracic outlet syndrome (TOS) is a condition in which there is compression of the nerves, arteries, or veins in the superior thoracic aperture, the passageway...

The pleural cavity, pleural space, or intrapleural space is the potential space between the pleurae of the pleural sac that surrounds each lung. A small...

to innervate its striated muscle. The esophagus passes through the thoracic cavity into the diaphragm into the stomach. The esophagus may be affected...

bending them more open, thus expanding the transverse dimensions of the thoracic cavity. The muscle fibers are directed downwards, forwards and medially in...

During exhalation, when air pressure increases within the thoracic cavity, pressure in the thoracic veins increases, speeding blood flow into the heart while...

syndrome, is a medical emergency caused by an intense compression of the thoracic cavity, causing venous back-flow from the right side of the heart into the...