CAVITIES OF THE BODY CH 1

CAVITIES

ARE LARGE INTERNAL SPACES

THORACIC CAVITY

LOCATED ABOVE THE DIAPHRAGM AND IS SURROUNDED BY THE RIB CAGE. DIVIDED INTO TWO COMPARTMENTS BY THE MEDIASTINUM, A SPACE THAT CONTAINS THE HEART, ESOPHAGUS, TRACHEA, THYMUS GLANS, AND LARGE BLOOD VESSELS ATTACHED TO THE HEART: PERICARDIAL CAVITY: LOCATED WITHIN THE MEDIASTINUM AND CONTAINS THE HEART. PLEURAL CAVITIES: THE RIGHT AND LEFT LUNGS ARE LOCATED ON EITHER SIDE OF THE MEDIASTINUM IN THIS CAVITY AND ALSO OCCUPY MOST OF THE SPACE WITHIN THE THORACIC CAVITY

ABDOMINOPELVIC CAVITY

LOCATED BELOW THE DIAPHRAGM. THE UPPER PORTION OF THIS CAVITY IS THE ABDOMINAL CAVITY CONTAINS THE STOMACH, MOST OF THE INTESTINE, LIVER, GALLBLADDER, PANCREAS, SPLEEN, AND KIDNEYS. THE LOWER PORTION IS CALLED THE PELVIC CAVITY IT EXTENDS DOWNWARD FROM THE LEVEL OF THE HIPS AND INCLUDES THE REMAINDER OF THE INTESTINES, THE RECTUM, URINARY BLADDER, AND INTERNAL PARTS OF THE REPRODUCTIVE SYSTEM

DORSAL CAVITITY

LOCATED TOWARD THE BACK OF THE BODY AND HAS TWO DIVISIONS: THE CRANIAL CAVITY THE SPINAL(VERTEBRAL) CAVITY

VENTRAL CAVITY

LOCATED TOWARD THE FRONT OF THE BODY AND HAS TWO DIVISIONS: THE THORACIC CAVITY THE ABDOMINOPELVIC CAVITY

THE ORGANS ARE LOCATED WITHIN BODY CAVITIES

THE 2 MAJOR CAVITIES ARE THE DORSAL CAVITY, LOCATED TOWARD THE BACK OF THE BODY, AND THE LARGER VENTRAL CAVITY, LOCATED IN THE FRONT OF THE BODY. THE DORSAL CAVITY IS SUBDIVIDED INTO THE CRANIAL CAVITY AND THE SPINAL CAVITY. THE VENTRAL CAVITY IS DIVIDED BY THE DIAPHRAGM INTO THE THORACIC CAVITY AND THE ABDOMINOPELVIC CAVITY. THE SURFACE OF THE ABDOMINOPELVIC CAVITY IS DIVIDED INTO QUADRANTS AND REGIONS

THE BODY CONTAINS 2 MAJOR CAVITIES

THE DORSAL CAVITY THE VENTRAL CAVITY

VISCERA

THE ORGANS, ARE LOCATED WITHIN THE CAVITIES OF THE BODY