| Term 
 
        | What term is used to designate the true ribs? |  | Definition 
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        | Term 
 
        | How many vertebrochondral ribs are there? |  | Definition 
 
        | 3 of them 8th,9th and 10th |  | 
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        | Term 
 
        | What type of fluid is produced by the pleural membrane? |  | Definition 
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        | Term 
 
        | What specific portion of the mediastinum contains the heart? |  | Definition 
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        | Term 
 
        | What is the boundary between the superior mediastinum and the inferior mediastinum? |  | Definition 
 
        | line created between the Sternal Angle and T4-5 Intervertebral Joint space |  | 
        |  | 
        
        | Term 
 
        | Name three structures and or tissues that are found in the anterior mediastinum |  | Definition 
 
        | Fat, Lymph Nodes and Thymus |  | 
        |  | 
        
        | Term 
 
        | Name four vessels and or structures that are found in the posterior mediastinum |  | Definition 
 
        | Thoracic Aorta Azygos and Hemiazygos Vein thoracic duct esophagus |  | 
        |  |