Week 12 Worksheet

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Iowa State University *

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255

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Biology

Date

Dec 6, 2023

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docx

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6

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Week 12 Worksheet Fill out worksheet on your computer and upload to CANVAS before the due date **Lab instructors will award points based on a good-faith effort to fill out worksheet. They will NOT be grading for correctness. It is ultimately your responsibility to make sure your answers are correct so that this will be a useful study guide for your weekly test. Therefore, make sure you ask your instructor, undergrad TAs, and your peers for help when you need it. ** South Tables Lungs Which side lung, Right or Left, has more lobes? The right lung has more lungs The alveoli in the lungs are composed of which type of epithelial tissue? Simple squamous epithelium Why? To facilitate the diffusion of oxygen Histology—Trachea, Lung What is the name of cells indicated by #1? What would fill the open spaces they surround in life? Basal cells- air What is #2? What is the function of #2 in the context of the overall structure (trachea)? Goblet cells- secrete mucous What is #3? What is the function of #3 in the context of the overall structure (trachea)? Ciliated cells- move mucous Lymph nodes—Pelvic Model Name the lymph nodes indicated in this model A— Common iliac B— Inguinal What is the path of the lymph from here back to venous circulation? Lymphatic vessel, lymphatic trunk, thoracic duct, veins Larynx Name the labeled structures 1. Epiglottis 2. Cricoid 3. Tracheal cartilage 4. Laryngeal prominence 5. Hyoid bone 6. Vocal fold 7. Vestibular fold
Half Head Name the labeled structures 1. Frontal sinus 2. Superior nasal concha 3. Middle nasal concha 4. Inferior nasal concha 5. Vestibular fold 6. Vocal cord 7. Sphenoid sinus 8. Soft palate 9. Nasopharynx 10. Oropharynx 11. Epiglottis Lymph Node Name the labeled structures 1. Medulla sinus 2. Follicle 3. Trabecula 4. Medullary cord 5. Vessels 6. Capsule 7. Germinal center in follicle 8. Blood vessels 9. Hilum 10. Efferent lymphatic 11. Capsule Pathway Activity Starting at the nostrils, list the structures that inspired air passes through or by until it first enters the right lung. Word bank Larynx — nasopharynx –– Right primary bronchus — laryngopharynx – epiglottis — vocal folds– vestibular folds – trachea – oropharynx — nasal cavity 1. Nasal cavity 2. Nasopharynx 3. Oropharynx 4. Laryngopharynx 5. Epiglottis 6. Larynx 7. Vestibular folds 8. Vocal folds
9. Trachea 10. Right primary bronchus Cat Dissection Right lungs Diaphragm Thymus
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Lymph node spleen
Larynx Trachea Carina Right primary bronchus
Cisterna chyli
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