Human Anatomy & Physiology Lab Manual, 2e (Whiting) Unit 25 Anatomy of the Respiratory System 25.1 Pre-Lab Activities 1) Identify the structure labeled "d." A) Nasal cavity B) Diaphragm C) Alveoli D) Bronchiole Answer: A Activity: Pre-Lab Activity 1 2) Identify the structure labeled "b." A) Lower respiratory tract B) Left lung C) Right lung D) Upper respiratory tract Answer: C Activity: Pre-Lab Activity 1 3) Identify the structure labeled "e." A) Bronchi B) Trachea C) Larynx D) Pharynx Answer: D Activity: Pre-Lab Activity 1 1 Copyright © 2019 Pearson Education, Inc. 4) Which respiratory organ is a common passageway for both the respiratory and digestive system? A) Nasal cavity B) Larynx C) Pharynx D) Bronchus Answer: C Activity: Pre-Lab Activity 1 5) Which respiratory structure has only simple squamous epithelium lining its mucosa? A) Diaphragm B) Left lung C) Alveolus D) Bronchiole Answer: C Activity: Pre-Lab Activity 1 6) Which structure is characterized by having ciliated pseudostratified columnar epithelium? A) Air sacs of lungs B) Submucosa of trachea C) Inner lining of trachea D) Supporting rings of trachea Answer: C Activity: Pre-Lab Activity 2 7) What trait facilitates the alveolus performing its function? A) Hyaline cartilage to keep structure patent B) Mucus-producing goblet cells to trap debris C) Thin, flat epithelium for diffusion D) Cilia to sweep out mucus Answer: C Activity: Pre-Lab Activity 2 8) What trait facilitates the trachea performing its function? A) Smooth muscle to create the vocal fold B) Cilia to sweep out trapped debris and mucus C) Thin, flat epithelium for diffusion D) Stratified squamous epithelium to resist abrasion Answer: B Activity: Pre-Lab Activity 2 2 Copyright © 2019 Pearson Education, Inc. 9) Which structure is not found in a sheep pluck? A) Lungs B) Heart C) Trachea D) Pharynx Answer: D Activity: Pre-Lab Activity 3 10) Which technique is used to inflate the sheep pluck? A) Compressed air and hose B) Bicycle hand/foot pump C) Cardboard tube and your mouth D) Helium air balloon Answer: A Activity: Pre-Lab Activity 3 25.2 Post-Lab Activities 1) Identify the structure labeled "f." A) Nasopharynx B) Oropharynx C) Larynx D) Laryngopharynx Answer: B Activity: Post-Lab Activity 1 3 Copyright © 2019 Pearson Education, Inc. 2) Identify the structure labeled "e." A) Epiglottis B) Nasal conchae C) Uvula D) Vocal fold Answer: C Activity: Post-Lab Activity 1 3) Identify the structure labeled "b." A) Larynx B) Secondary bronchus C) Trachea D) Primary bronchus Answer: D Activity: Post-Lab Activity 1 4 Copyright © 2019 Pearson Education, Inc. 4) Identify the structure labeled "d." A) Right superior lobe B) Tertiary bronchus C) Left inferior lobe D) Right inferior lobe Answer: D Activity: Post-Lab Activity 1 5) Which does not describe the diaphragm? A) Composed of smooth muscle B) Innervated by the phrenic nerve C) Separates the thoracic cavity from the abdominopelvic cavity D) Prime mover of inspiration Answer: D Activity: Post-Lab Activity 1 6) Which best describes the thyroid cartilage? A) Comprises the thyroid gland B) Most superior part of the pharynx C) Major supporting cartilage of the larynx D) Composed of elastic cartilage Answer: C Activity: Post-Lab Activity 1 7) Which is not a function of the nasal cavity? A) Produces sound B) Moistens and warms incoming air C) Filters incoming air D) Houses the olfactory cells for smell Answer: A Activity: Post-Lab Activity 1 8) How is the nasal cavity structurally adapted to its function(s)? A) Stratified squamous epithelium contains mucus-producing cells to trap debris and sweep it out. B) The simple squamous epithelium facilitates diffusion of gases. C) Nasal conchae produce turbulence to filter, moisten, warm incoming air. D) The simple squamous epithelium allows odor molecule to diffuse into the olfactory organ. Answer: C Activity: Post-Lab Activity 1 5 Copyright © 2019 Pearson Education, Inc. 9) On the photomicrograph, identify the structure labeled "c." A) Cilia B) Columnar epithelial cell C) Goblet cell D) Seromucous gland Answer: C Activity: Post-Lab Activity 2 10) On the photomicrograph, identify the structure labeled "g." A) Pseudostratified ciliated columnar epithelium B) Hyaline cartilage C) Submucosa D) Lamina propria Answer: B Activity: Post-Lab Activity 2 11) What is the function of the Type II alveolar cell? A) It detects odor molecules. B) It produces surfactant. C) It allows gas exchange. D) It produces mucus. Answer: B Activity: Post-Lab Activity 2 6 Copyright © 2019 Pearson Education, Inc. 12) Which statement best describes the texture of the sheep lung? A) It feels stiff and rigid. B) It feels like a slippery hose. C) It feels like a copper pipe. D) It feels like a sponge. Answer: D Activity: Post-Lab Activity 3 13) Which statement best describes a major different between sheep lungs and human lungs? A) Sheep lungs have more hyaline cartilage than human lungs. B) Sheep lungs have more lobes than human lungs. C) Sheep lungs are divided into right, left, and intermediate lungs. D) Sheep lungs do not have separate right and left pulmonary arteries. Answer: B Activity: Post-Lab Activity 3 14) There is an oxygen molecule in the sheep's primary bronchus. What structure would it enter next? A) Respiratory bronchiole B) Terminal bronchiole C) Alveolus D) Secondary bronchus Answer: B Activity: Post-Lab Activity 3 15) What feature of the epiglottis is not shared by the other laryngeal cartilages? A) It contains elastic cartilage. B) It contains fibrocartilage. C) It is part of the respiratory zone. D) It is the most inferior of the laryngeal cartilages. Answer: A Activity: Post-Lab Activity 1 16) What structural feature of the left lung is not shared by the right lung? A) Cardiac notch B) Two lobes C) Supplied by two bronchi D) All of the answers are correct. Answer: D Activity: Post-Lab Activity 1 7 Copyright © 2019 Pearson Education, Inc. 17) Which of the following tissues is not found in the conducting zone of the respiratory system? A) Simple squamous epithelium B) Pseudostratified epithelium C) Smooth muscle D) Hyaline cartilage Answer: A Activity: Post-Lab Activity 1 18) You are viewing an organ of the respiratory system and note the following tissues: hyaline cartilage plates arranged in a circle, pseudostratified epithelium, and smooth muscle. Identify the organ. A) Bronchus B) Trachea C) Terminal bronchiole D) Alveolar duct Answer: A Activity: Post-Lab Activity 2 19) You are viewing an organ of the respiratory system and note the following tissues: folded mucosal layer containing simple cuboidal epithelium and smooth muscle. Identify the organ. A) Respiratory bronchiole B) Terminal bronchiole C) Alveolar duct D) Alveolus Answer: A Activity: Post-Lab Activity 2 8 Copyright © 2019 Pearson Education, Inc.
