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BIOD 151 Module 2 Ultimate Cheat Sheet | Anatomy & Physiology I Study Guide, Exam Review & Practice Questions 2026/2027

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BIOD 151 Module 2 Ultimate Cheat Sheet is a comprehensive Anatomy & Physiology I study resource designed to help students prepare for BIOD 151 Module 2 quizzes, exams, and assessments. This condensed review guide organizes essential concepts, key terms, and high-yield information into an easy-to-study format for efficient exam preparation. Ideal for Portage Learning BIOD 151, Anatomy & Physiology I, nursing prerequisites, allied health, and healthcare students who need a focused review tool to reinforce important concepts and improve exam readiness.

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 BIOD 151 - A&P I Module 2: Complete Respiratory System Cheat Sheet

MAIN FUNCTIONS OF RESPIRATORY SYSTEM
- Air conduction
- Air filtration
- Gas exchange (respiration)

PHARYNX & STRUCTURES
- 3 parts: Nasopharynx, Oropharynx, Laryngopharynx
- Epiglottis: covers trachea when swallowing
- Glottis: opening between vocal cords

PALATE STRUCTURES
- Hard palate: bony, front
- Soft palate: muscular, lifts to block nasal cavity during swallowing

SWALLOWING STEPS (PREVENT ASPIRATION)
- Epiglottis closes over trachea
- Soft palate elevates to close nasopharynx
- Larynx lifts and vocal cords close

TRACHEA & BRONCHIAL TREE
- Trachea: held open by C-shaped cartilage rings
- Primary → Secondary → Tertiary Bronchi → Bronchioles → Alveoli

LUNG LOBES
- Right Lung: 3 lobes (Superior, Middle, Inferior)
- Left Lung: 2 lobes (Superior, Inferior)

PLEURA FUNCTIONS
- Reduces friction
- Maintains negative pressure for lung inflation

HISTOLOGY & CELLS
- Major epithelium: Pseudostratified ciliated columnar
- Goblet cells: secrete mucus
- Basement membrane = 'floor' of epithelium
- Columnar cells = taller than wide
- Stratified squamous: in vestibule, oropharynx, laryngopharynx




This study source was downloaded by 1143875 from cliffsnotes.com on 08-10-2025 19:33:59 GMT -05:00


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