Biology (MindTap Course List)
11th Edition
ISBN: 9781337392938
Author: Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg
Publisher: Cengage Learning
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Textbook Question
Chapter 46, Problem 11TYU
Test Your Understanding
11. VISUALIZE Draw and label a diagram illustrating the sequence of structures through which inhaled air travels to reach the alveoli.
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equation.
Droduct Property
ess Your Learning
Direction: Write the capital letter of the correct answer.
1. Which of the following statements about the human respiratory system is
NOT TRUE?
A. when we breathe in, air travels from the pharynx to the trachea
B. the bronchioles branch into bronchi
C. Alveolar ducts connect to the alveolar sacs
D. gas exchange between the lungs and the blood takes place in the
alveolus
2. Which of the following statements about the circulatory system is NOT
TRUE?
A. blood in the pulmonary vein is deoxygenated
B. blood in the inferior vena cava is deoxygenated
C. blood in the pulmonary artery is deoxygenated
D blood in the gorto in ouganntod
The Respiratory System 241
5. The following diagram depicts one alveolus and a pulmonary capillary. The presence of each respiratory gas in each
site is shown, indicated as PO, or PCO,
a) For each gas in each sine, indicate whether the partial pressure is "high" or "low," and then use an arrow to show
the direction of diffusion of each gas.
Pulmonary capilary Avgus
PO₂
Learning Task 1: Study the diagram of the human respiratory system. Copy the diagram and label the parts correctly. Choose form the words listed below.
Chapter 46 Solutions
Biology (MindTap Course List)
Ch. 46.1 - Compare the advantages and disadvantages of air...Ch. 46.1 - What are some advantages of gas exchange in air...Ch. 46.2 - Describe the following adaptations for gas...Ch. 46.2 - Why are specialized respiratory structures...Ch. 46.2 - How does gas exchange differ among the following...Ch. 46.2 - How does the countercurrent exchange system...Ch. 46.3 - Prob. 3LOCh. 46.3 - Prob. 4LOCh. 46.3 - Prob. 5LOCh. 46.3 - Describe the regulation of breathing in humans and...
Ch. 46.3 - What is the sequence of inhaled airflow through...Ch. 46.3 - Prob. 2CCh. 46.3 - Prob. 3CCh. 46.3 - Prob. 4CCh. 46.4 - Prob. 7LOCh. 46.4 - Prob. 1CCh. 46.4 - Prob. 2CCh. 46 - Test Your Understanding 1. Which of the following...Ch. 46 - Prob. 2TYUCh. 46 - Prob. 3TYUCh. 46 - Prob. 4TYUCh. 46 - Test Your Understanding 5. Which sequence most...Ch. 46 - Prob. 6TYUCh. 46 - Test Your Understanding 7. According to Ficks law...Ch. 46 - Prob. 8TYUCh. 46 - Prob. 9TYUCh. 46 - Prob. 10TYUCh. 46 - Test Your Understanding 11. VISUALIZE Draw and...Ch. 46 - Test Your Understanding 12. EVOLUTION LINK What...Ch. 46 - Test Your Understanding 13. INTEREPT DATA Look at...Ch. 46 - Test Your Understanding 14. PREDICT What problems...Ch. 46 - Prob. 15TYUCh. 46 - EVOLUTION LINK Aquatic mammals such as whales and...Ch. 46 - Prob. 17TYU
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- Test Your Understanding 12. EVOLUTION LINK What are the advantages of having millions of alveoli rather than a pair of simple, balloonlike lungs?arrow_forwardAlveolar ventilation remains constant when ___________ . the respiratory rate is increased while the volume of air per breath is decreased the respiratory rate and the volume of air per breath are increased the respiratory rate is decreased while increasing the volume per breath both a and carrow_forwardThe partial pressure of carbon dioxide is 45 mm Hg in the blood and 40 mm Hg in the alveoli. What happens to the carbon dioxide? It diffuses into the blood. It diffuses into the alveoli. The gradient is too small for carbon dioxide to diffuse. It decomposes into carbon and oxygen.arrow_forward
- How would paralysis of the diaphragm alter inspiration? It would prevent contraction of the intercostal muscles It would prevent inhalation because the intrapleural pressure would not change It would decrease the intrapleural pressure and allow more air to enter the lungs It would slow expiration because the lung would not relax.arrow_forwardIn a _______, air flows continually across the respiratory surface. a. fish b. bird c. frog d. mammalarrow_forwardDuring inhalation _______. a. the thoracic cavity expands b. the diaphragm relaxes c. atmospheric pressure declines d. the glottis is closedarrow_forward
- TROH2 39. Describe the respiratory system of birds. Specify how it is different from humans and why is so efficient (Hint: specify what happens in cycle 1 and 2) worl Isn THoe Cycle 1 Inhalation Exhalation Parabronchi of lung Anterior air sacs Posterior alr secs Trachea Cycle 2 Inhalation Exhalationarrow_forwardThe Respiratory System (read pages 336-354; study all figures) 1. Primary function of the respiratory system is: 2. The respiratory system works with the these four respiratory functions: estigate a. b. C. d. 3. How do cells produce ATP from the foods we eat? Respiratory Tract: 4. Study figures 14.1-14.6 which traces the path of air from the nose to the lungs. Study the structure for each part of the respiratory tract. a. Nose/Nasal cavity: i. Purpose of mucous membrane and nostril hairs: ii. Nasal conchae: iii. Cilia along the URT: iv. Paranasal sinuses: b. Pharynx: i. Regions of the pharynx: ii. Function of each region of pharynx: iii. Tonsils: c. Larynx: 1. Function of tonsils: i. Function of larynx: ii. What structure forms the Adam's Apple? iii. What is the glottis and how does it function? iv. Function of the epiglottis? d. Trachea: i. The trachea lies to the esophagus. ii. What is so important about the structure of the trachea? iii. Layers of the trachea: iv. Function of the…arrow_forwardImg 3. The scheme of water spirograph (A) and static indicators of respiration (B). Determine with a spirogram: Tidal volume (TD), V Expiratory Reserve Volume (ERV) v Inspiratory Reserve Volume (IRV) Respiratory rate (RT) Calculate: 3 WAWY 2 > Vital capacity (VC) VC=TD+ERV+IRV 1 Respiratory minute volume (RMV) RMV=TV × RT 75 S 15 30 45 60 Img. 4. Spirogramarrow_forward
- Respiratory System Examine an H&E slide of a transverse section of the trachea provided by the diagram: 1.a) Still at a high power, how many nuclear (cell) layers can you observe? 1. b) Why is the epithelium called pseudostratified? 2.a) Look for goblet cells; what three functions do mucus produced by these cells serve?i.ii.iii. 2.b) Besides globlet cells, what other four types of cells are present in the epithelium?I.ii.iii.iv. 3. The epithelium is supported by a lamina priopria of loose connective tissue. Which two connective tissue fibres occur in this sub-layer?i.ii.arrow_forwardRespiratory Concept Mapping Construct a map of gas transport using the following terms. You alveoli arterial blood carbaminohemoglobin carbonic anhydrase chloride shift dissolved CO₂ dissolved O₂ hemoglobin hemoglobin saturation oxyhemoglobin Po CO2 plasma 02 pressure gradient red blood cell venous bloodarrow_forward93 Respiration Homework • Unanswered Inspiration occurs when: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a atmospheric pressure is greater than the pressure found inside the lungs (alveoli) atmospheric pressure is less than the pressure found inside the lungs (alveoli) the interpleural pressure is greater than the pressure foundlin the atmosphere the atmospheric pressure is equal to the pressure found inside the lungs ( Unanswered 1 attempt left O Fulscreen ENG 12:14 PM 99+ Al IN 3/28/2021arrow_forward
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