SCIN 132 Week 4 Quiz - Questions, Answers and Feedback

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SCIN 132 Week 4 Quiz At a birthday party, a teen decides to inhale some of the helium from a nearby balloon using his mouth. Before the helium gas reaches his right and left lungs, through which order... of structures will it flow?  A. Oral cavity to the right and left main bronchi to the trachea to the oropharynx  B. Oral cavity to the trachea to the trachea to the nasopharynx to the right and left main bronchi  C. Oral cavity to the nasopharynx to the trachea to the right and left main bronchi  D. Oral cavity to the oropharynx to the trachea to the right and left main bronchi  E. Oral cavity to the trachea to the larynx to the right and left main bronchi Feedback: Because the teen inhaled the helium gas using his mouth, the gas will pass from the oral cavity to the oropharynx to the trachea to the right and left main bronchi. Question 2 of 32 0.0/ 3.0 Points The act of moving the air in and out of the lungs is referred to as which of the following?  A. Pulmonary ventilation  B. Respiration  C. Intrapleural pressure  D. Atmospheric pressure  E. None of the above Feedback: The movement of air in and out of the lungs is called pulmonary ventilation while the exchange of gases such as oxygen and CO2 occurs by way of the process called respiration. Question 3 of 32 0.0/ 3.0 Points Which statement is correct regarding internal or external respiration?  A. Internal respiration occurs in the alveoli  B. Internal respiration occurs in the body’s tissues  C. External respiration occurs in the body’s tissues  D. External respiration involves the exchange of gases with the internal environment  E. None of the statements are correct Feedback: Internal respiration occurs in the body’s tissues and involves the exchange of gases with the internal environment. External respiration occurs in the alveoli and involves the exchange of gases with the external environment. Question 4 of 32 0.0/ 3.0 Points ____________ is the maximum amount of air one can exhale by force after a normal expiration.  A. Expiratory reserve volume  B. Vital capacity  C. Inspiratory reserve volume  D. Residual volume  E. Tidal volume Feedback: After a normal expiration, the maximum amount of air that can be forcibly exhaled is approximately 1000-1200ml. After which, the lungs still contain the residual volume. Question 5 of 32 3.0/ 3.0 Points What is the name of the muscular structure which borders the right and left lung inferiorly?  A. Stomach  B. Pancreas  C. Diaphragm  D. Small intestine  E. Large intestine Feedback: Good work; your answer is correct! Part 2 of 7 - 18.0/ 18.0 Points Question 6 of 32 3.0/ 3.0 Points Which organ below produces bile for use in digestion? [Show More]

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