1 Anatomy of the Lymphatic and Respiratory SystemsBIOL Week 8 Lab Anatomy of the Lymphatic and Respiratory Systems

2 Objective 1 Gross Anatomy of the Lymphatic SystemThe lymphatic system includes: Lymph capillaries Lymphatic vessels Lymphatic trunks Lymphatic ducts Lymph nodes Lymphoid organs: spleen thymus gland tonsils

3 The thoracic duct of the cat may be seen lying parallel to the thoracic aorta in the thoracic cavity

4 Cat Spleen

5 Cat Lymph Node

6 Objective 2 Lymph Node Anatomy

7 A Simplified Diagram ………..

8 Objective 3 Structures of the Respiratory TractA/B. Structure of/associated with the nasal cavity/pharynx:

9 Frontal Sinus Conchae Vestibule Hard Palate Tongue Lingual Tonsil Epiglottis Sphenoidal Sinus Opening to Auditory Tube in Nasopharynx Soft Palate

10 Perpendicular Plate of the Ethmoid7. Vomer 3. Superior Nasal Concha 4. Middle Nasal Concha 5. Inferior Nasal Concha

11 b. Paranasal Sinuses: ethmoid sphenoid frontal maxillary

12 D. Structures of the Larynx:

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14 E. Structures of the Lungs/Bronchial Tree

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16 The Pleura

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18 Objective 4 Histology of the Trachea and LungIdentify the pseudostratified ciliated epithelium, the hyaline cartilage and smooth muscle (if visible)

19 Tracheal Epithelium

20 A lower magnification – tracheal cartilage

21 Identify bronchioles, alveolar sacs, alveolar ducts, bronchi and alveoli

22 Can You Tell The Difference?????

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24 Objective 5 Cat Dissection

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26 Larynx (Thyroid Cartilage)Trachea Lung

27 Right Pleural Cavity

28 Heart 6. Left Anterior Lobe of the Lung                                                          Heart Left Anterior Lobe of the Lung Thymus Gland Left Middle Lobe of the Lung Right Anterior Lobe of the Lung Right Mediastinal Lobe of the Lung Right Middle Lobe of the Lung Diaphragm Right Posterior Lobe of the Lung 10. Left Posterior Lobe of the Lung