4 - Thoracic Cavity Grays

4 - Thoracic Cavity Grays - The Thoracic Cavity The...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
The Thoracic Cavity The Thoracic Cavity Boundaries of and Structures Within
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Body Cavities Body Cavities Dorsal body cavity Ventral body cavity Thoracic 2 Pleural Mediastinum Divided by Diaphragm Abdominopelvic Abdominal Pelvic www.newworldencyclopedia.org/entry/Body_cavity Remove frame
Background image of page 2
Serous membrane = Serosa Serous membrane = Serosa Simple squamous epithelium + areolar connective tissue 2 Layers Outer layer = PARIETAL serosa Inner layer = VISCERAL serosa Between them = Serous Cavity containing Serous Fluid Serous fluid is blood filtrate + secretions by 2 layers of membrane Allows movement of organs with reduced friction Types of Serous Membranes Pleural = surrounds lungs Pericardium = surrounds heart, slightly modified Peritoneal = surrounds some abdominal organs
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Pleural Cavities Pleural Cavities Surround the lungs Pleural fluid secreted by pleural membranes Holds layers together Reduces friction of organs Benefit of Compartmentalization pg 159
Background image of page 4
Pleural Cavities Pleural Cavities 2 Layers Visceral pleura (inner) root of lungs marks transition external surface of lungs Parietal pleura (outer) inner surface of thoracic wall superior surface of diaphragm lateral surface of mediastinum pg 161
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Pleural Abnormalities Pleural Abnormalities Pleural Effusion Excess fluid in the pleural cavity More than 20X Usually less than 1 ml of fluid Pneumothorax Air located in pleural space Pg 238
Background image of page 6
Divisions of Mediastinum Divisions of Mediastinum Superior (to heart) Contains: thymus, cranial vena cava, trachea, esophagus, nerves Inferior Anterior (to heart) Contains: thymus Posterior (to heart) Contains: aorta, esophagus, trachea, bronchi, nerves, caudal vena cava, Middle Contains: heart + pericardium pg 177
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Boundaries of Mediastinum Boundaries of Mediastinum Lateral parietal pleura of lungs Anterior ventral parietal pleura Posterior dorsal parietal pleura Superior dome of the neck Inferior diaphragmatic pleura pg 159
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 11/10/2011 for the course PDBIO 220 taught by Professor Tomco during the Winter '09 term at BYU.

Page1 / 25

4 - Thoracic Cavity Grays - The Thoracic Cavity The...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online