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Thoracic cavity - lungs and organs in mediastinum such as the trachea, esophagus, heart, thymus, & also large blood vessels
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Cranial cavity - brain
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Abdominal cavity - stomach, liver, gallbladder, spleen, small, & most of the large intestine
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Pelvic cavity - urinary bladder, large intestine (portions), & internal reproductive organs
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Mediastinum - heart, trachea, esophagus, & thymus