NEET BIOLOGY

Detailed explanation-1: -The thoracic cavity contains the lungs surrounded by the pleural cavity, and the heart surrounded by the pericardial cavity, located in the mediastinum. The diaphragm forms the floor of the thoracic cavity and separates it from the more inferior abdominopelvic cavity.

Detailed explanation-2: -Thoracic Cavity: The ventral body chamber that contains the pericardial cavity (the heart) and the pleural cavity (the lungs).

Detailed explanation-3: -Thoracic Cavity and Organs The Pericardial and Pleural Cavities along with the Mediastinum make up the Thoracic Cavity. The boundaries of the Thoracic Cavity are the Ribs (and Sternum), Vertebral Column, and the Diaphragm. The Diaphragm seperates the Thoracic Cavity from the Abdominal Cavity.

Detailed explanation-4: -The pericardial cavity lies within the thoracic space, surrounding the heart and major vessels.

Detailed explanation-5: -[2] The thoracic cavity contains organs and tissues that function in the respiratory (lungs, bronchi, trachea, pleura), cardiovascular (heart, pericardium, great vessels, lymphatics), nervous (vagus nerve, sympathetic chain, phrenic nerve, recurrent laryngeal nerve), immune (thymus) and digestive (esophagus) systems.