A&P I Presentation - Chapter 1

Pelviccavitylieswithinthepelvisand

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Unformatted text preview: dy Planes Body Planes Frontal or Coronal Plane ←Transverse Plane ← Sagittal Plane Body Cavities Body Cavities Dorsal cavity protects the nervous system, and is divided into two subdivisions Cranial cavity is within the skull and encases the brain Vertebral cavity runs within the vertebral column and encases the spinal cord Ventral cavity houses the internal organs (viscera), and is divided into two subdivisions: thoracic and abdominopelvic Body Cavities Body Cavities Body Cavities Body Cavities Thoracic cavity is subdivided into pleural cavities, the mediastinum, and the pericardial cavity Pleural cavities – each houses a lung Mediastinum – contains the pericardial cavity, and surrounds the remaining thoracic organs Pericardial – encloses the heart Body Cavities Body Cavities The abdominopelvic cavity is separated from the superior thoracic cavity by the dome­shaped diaphragm It is composed of two subdivisions Abdominal cavity – contains the stomach, intestines, spleen, liver, and other organs Pelvic cavity – lies within the pelvis and contains the bladder, reproductive organs, and rectum Body Cavities Body Cavities Other Body Cavities Other Body Cavities Oral and digestive – mouth and cavities of the digestive organs Nasal –located within and posterior to the nose Orbital – house the eyes Middle ear – contain bones (ossicles) that transmit sound vibrations Synovial – joint cavities Serosa – Serous Membrane Serosa – Serous Membrane Serosa (serous membrane)- a thin membrane (mesothelium and irregular fibroelastic connective tissue) lining the closed cavities of the body; has two layers with a space between that is filled with serous fluid Serum – a clear, watery fluid - the fluid portion of the blood obtained after removal of the fibrin clot and blood cells Serous - relating...
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This note was uploaded on 09/06/2013 for the course SCIENCE Physics 13 taught by Professor Pats during the Fall '07 term at Ashford University.

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