BIO 251 UNIT EXAM 2 PART 2| Question 26 of 40| American Military University

BIO 251 UNIT EXAM 2 PART 2 Question 26 of 40 2.0 / 2.0 Points The inflammatory response does not: • A. Replaces damaged tissue with healthy tissue • B. Prevents the spread of dise ase to surrounding tissues • C. Starts the repair process of the tissue • D. Disposes of the cellular debris • E. The inflammatory response does all of the above. Feedback: Good work; your answer is correct! Question 27 of 40 2.0 / 2.0 Points The largest collection of lymphoid tissue in an adult is in the . • A. tonsils • B. spleen • C. Liver • D. peyers patches • E. thymus Feedback: Good work; your answer is correct! Question 28 of 40 2.0 / 2.0 Points Cancer cells and virus cells can be killed by • A. T lymphocytes • B. Phagocytes • C. Natural Killer Cells • D. Eosinophils • E. Antibodies Feedback: Good work; your answer is correct! Question 29 of 40 2.0 / 2.0 Points Antibodies: • A. Require haptens to function • B. Make up part of the primary immune system • C. Are made from T cells • D. Are made from plasma cells • E. None of the above Feedback: Good work; your answer is correct! Question 30 of 40 2.0 / 2.0 Points The body’s nonspecific defense includes everything except: • A. Antibodies • B. Inflammation • C. Interferons • D. Compliment system • E. All of the above are nonspecific defenses. Feedback: Good work; your answer is correct! Part 3 of 3 - Part 3 32.0/ 40.0 Points From chapter 22 Question 31 of 40 4.0 / 4.0 Points The exchange of gases in internal and external respiration occurs due to . • A. Simple diffusion • B. Facilitated diffusion • C. Osmosis • D. Active transport • E. None of the above Feedback: Good work; your answer is correct! Question 32 of 40 4.0 / 4.0 Points What would happen if the body allowed us to exhale all of the air out of our lungs? • A. Nothing, we could easily fill them up when we inhaled again • B. The alveoli would collapse • C. The trachea would collapse • D. All of the above • E. None of the above Feedback: Good work; your answer is correct! Question 33 of 40 4.0 / 4.0 Points The oropharynx is a passageway for which of the following? • A. Air only • B. Food only • C. Both air and food • D. Neither air nor food • E. None of the above Feedback: Good work; your answer is correct! Question 34 of 40 0.0 / 4.0 Points Which of the following are ways CO2 is transported in the blood? • A. As bicarbonate (HCO3–) • B. As dissolved C02 in plasma • C. As carbaminohemoglobin • D. All of the above • E. None of the above Feedback: CO2 is able to be transported to the lungs by three main mechanisms: dissolved in blood plasma, as a bicarbonate molecule, and bound as carbaminohemaglobin. Question 35 of 40 4.0 / 4.0 Points The blood traveling to the lungs is generally described to be which of the following? • A. Oxygenated • B. Deoxygenated • C. Neither oxygenated or deoxygenated • D. Both oxygenated and deoxygenated • E. None of the terms above would ever be used to describe blood in the body Feedback: Good work; your answer is correct! Question 36 of 40 4.0 / 4.0 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: Good work; your answer is correct! Question 37 of 40 4.0 / 4.0 Points Which cell is responsible for picking up oxygen to transport to tissues throughout the body? • A. Monocytes • B. Leukocytes • C. Erythrocytes • D. Kupffer cells • E. Platlets Feedback: Good work; your answer is correct! Question 38 of 40 4.0 / 4.0 Points 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 nasopharynx to the trachea to the right and left main bronchi • B. Oral cavity to the oropharynx to the trachea to the right and left main bronchi • C. Oral cavity to the right and left main bronchi to the trachea to the oropharynx • D. Oral cavity to the trachea to the larynx to the right and left main bronchi • E. Oral cavity to the trachea to the trachea to the nasopharynx to the right and left main bronchi Feedback: Good work; your answer is correct! Question 39 of 40 4.0 / 4.0 Points What is the name of the muscular structure which borders the right and left lung inferiorly? • A. Small intestine • B. Large intestine • C. Diaphragm • D. Stomach • E. Pancreas Feedback: Good work; your answer is correct! Question 40 of 40 0.0 / 4.0 Points percent of CO2 is transported to the lungs bound by hemoglobin. • A. 10 • B. 70 • C. 5 • D. 20 • E. 30 Feedback: Hemoglobin carries (binds) 20% of CO2 transported to the lungs. A much larger 70% of CO2 is carried to the lungs as bicarbonate (HCO3–) and a smaller 7-10% is dissolved CO2 in the plasma. Show Less