RTH 121 Exam One
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| What does a normal epiglottis look like in an x-ray? (Hint: Clinical Connections) | Side view of a leaf
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| What is the most common pathogen that causes Acute Epiglottis? | Haemophilus Influenzae Type B
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| What is LTB? | Laryngotracheobronchitis
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| What is inspiratory stridor known as? | Croup Syndrome
*inspiratory barklike cough associated with partial upper airway obstruction
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| What are the structures of the Larynx? (Hint: There are four.) | Supportive Cartilages, Epiglottis, Glottis, Vocal Cords
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| The Larynx is also known as the... | Voice box
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| Motor innervation of the laryngopharynx comes via the... | 10th cranial nerve (Vagus Nerve)
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| Sensory innervation of the laryngopharynx receives information from the... | 9th cranial nerve (glossopharyngeal)
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| What is the Eustachian Tube/Pharyngotympanic tube? | Tube connecting the nasopharynx and middle ear
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| What is the function of the Eustachian Tube? | Equalize pressure in the middle ear
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| The cells lining the pharynx are ciliated. True or False | False
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| What are the subdivisions of the Pharynx? (Hint: There are 3.) | Nasopharynx, Oropharynx, Laryngopharynx
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| How do the turbinates or conchae add moisture to the incoming air? | They separate inspired air into different air streams, increasing contact area between the inspired air and the warm, moist surface of the nasal mucosa.
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| What are the 3 bony protrusions within the nasal cavity that ass surface area for air contact? | Upper, middle, lower turbinates
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Conchae
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| What is the proper medical term for a nosebleed? | Epistaxis
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| What covers the posterior 2/3rds of the nasal cavity? (Hint: Also known as the mucociliary escalator) | Pseudostratified Columnar Epithelial Cells
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| The mucous blanket is composed of two layers. What are they? | Gel Layer
Sol Layer
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| Hair follicles in the nose that trap gross particles are called? | Vibrissae
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| What is the conducting zone made up of? | Trachea, Mainstem bronchi, Terminal Bronchioles
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| 3 primary functions of the nose | Warm, filter, humidify
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| What are the four components of the upper airway? | Nose, Oral cavity, Pharynx, Larynx
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| Which cartilage is commonly called "Adam's Apple"? | Thyroid cartilage
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| What are the 3 single cartilages? | Thyroid cartilage, cricoid cartilage, epiglottis
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| What are the 3 paired cartilages? | Arytenoid cartilage, cuneiform cartilage, corniculate cartilage
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| The respiratory zone is composed of ...? | Respiratory bronchioles, alveolar ducts, alveoli
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| Where is the mucous produced from? | Submucosal Gland and Goblet Cells
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| What are the angles of the mainstem bronchi? | Left- 40 to 60 degrees
Right- 25 degrees
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| What is the Carina? | Point where incoming air should have already reached full humidification and warming
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