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Lymphatics and Respiratory Systems
Eccrine glands
Sebaceous gland
Hair
Arrector pili muscle
Pacinian corpuscle
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CATS
• Lymphatic system in cat: – Thoracic duct
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CATS
• Respiratory system on cat: – Diaphragm– Lungs– Trachea– Epiglottis– Larynx– Bronchus
Larynx (Esophagus behind)
Trachea
Lungs (visceral pleura is shiny surface)
Diaphragm
Trachea
Bronchi
HeartLungsDiaphragmLiverGall BladderSpleen
Epiglottis
Epiglottis
MODELS
• Upper Respiratory models: • External nares
• Lingual frenulum
• Nasopharynx
• Oropharynx
• Laryngopharynx
• Uvula
• Epiglottis (“leaf-like” flap that covers the glottis)
• Glottis (this is a hole, so the question has to be something like “Name this opening”)
• Uvula
• Thyroid gland
• Palatine tonsil (tonsils are members of the immune system)
• Pharyngeal tonsil
• External nares
Nasopharynx
Uvula
Lingual frenulum (under tongue)
NASOPHARYNX
UvulaPalatine tonsil
OROPHARYNX
Epiglottis
LARYNGOPHARYNX
Esophagus
• NASOPHARYNX
• Uvula
• Palatine tonsil• OROPHARYNX
• Epiglottis• LARYNGOPHARYNX
Pharyngeal tonsil
Palatine tonsil
Lingual frenulum
Nasopharynx
Oropharynx
Laryngopharynx
Esophagus starts here
Trachea model
– Hyoid bone– Trachealis muscle– Arytenoid cartilage– Cricoid cartilage – Thyroid cartilage– Glottis (opening hole to the trachea)– Epiglottis (“leaf-like” flap that covers glottis)– Thyroid gland
Hyoid boneEpiglottis Thyroid cartilageGlottis (hole)
Arytenoid cartilageCricoid cartilage
Trachealis muscle
Thyroid gland
• Lung models: – Hyoid bone– Thyroid cartilage– Cricoid cartilage– Trachealis muscle– Thyroid gland– Trachea– Lung– Bronchi
Hyoid boneThyroid cartilageCricoid cartilage Trachealis muscleThyroid glandTracheaLung
TracheaBronchi
TracheaBronchi
SLIDE: LUNG
• Alveolus (Functional unit of the lung)
Lung
Alveoli
Lung
Lung
Bronchiole
Alveoli
Lung
Esophagus
Trachea
Hyaline cartilage
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