Question 20 Which of the following statements regarding the role of the respiratory system in the acid-base status of the body is NOT TRUE? O A. Volatile acids are excreted by ventilation. O B. Hyperventilation can result in a respiratory alkalosis. OC. Non-volatile acids are excreted by the respiratory system. O D. Hypoventilation can result in a respiratory acidosis O E. Ventilation adjusts the PCO2-bicarbonate buffer system.

Question 20 Which of the following statements regarding the role of the respiratory system in the acid-base status of the body is NOT TRUE? O A. Volatile acids are excreted by ventilation. O B. Hyperventilation can result in a respiratory alkalosis. OC. Non-volatile acids are excreted by the respiratory system. O D. Hypoventilation can result in a respiratory acidosis O E. Ventilation adjusts the PCO2-bicarbonate buffer system.

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Question 13 When alveolar ventilation exceeds the needs of cellular respiration there is a/an A. increase in the hydrogen ion OB. increase in the carbon dioxide C. decrease in the carbon dioxide OD. decrease in the oxygen OE. None of the above EEEEEEEEEEEE 183222 concentration in the blood.
Question 29 Which of these will reverse metabolic acidosis? O Ingestion of aspirin O H+ retention in kidneys O Vomiting and diarrhea O Deep and fast breathing O Alcohol ingestion
Question 1 Which electrolyte imbalance poses the greatest risk for cardiac arrest? O hypernatremia hypermagnesemia hypercalcemia O hyperkalemia
Question 12 The volume of urine can be altered by: OA. GFR B. RPF OC.ADH levels OD. Angll levels OE. All of the above
QUESTION 44 Which of the following statements is FALSE? O O O O As PCO2 increases, the affinity of hemoglobin for O2 decreases. As H+ ion concentration increases, the affinity of hemoglobin for O2 decreases. As temperature increases, the affinity of hemoglobin for O2 decreases. As 2,3-DPG increases, the affinity of hemoglobin for O2 decreases. As PO2 increases, the affinity of hemoglobin for O2 decreases. 0
QUESTION 6 Which of the following statements is NOT true? O a. Ectotherms can generate internal metabolic heat b.Ectotherms may also be poikilotherms. c. Endotherms gain all their heat from internal, biochemical reactions. d. Some ectotherms are homeothermic. e. Endotherms must have mechanisms to remove excess heat.
Question 6 2. In premature infants, the synthesis of lung surfactants (including phospholipids) is decreased, partly contributing to impaired lung functions. Explain how pulmonary surface tension and lung compliance will change with decreased lung surfactants in premature infants (mention if pulmonary surface tension and lung compliance each will increase or decrease with decreased lung surfactants, and why).
Question 28 An animal living in the arctic may regulate the flow of their blood near the body's surface in order to maintain a minimal loss of body heat in a process called vasoconstriction endothermy vasodilation thermogenesis
QUESTION 4 When CO2 binds to hemoglobin, it reacts directly with OA. ferric iron OB. ferrous iron C. heme O D. C-terminal amino acid E. N-terminal amino acid
Question 7 The formation of oxyhemoglobin from deoxyhemoglobin at the lungs is called an unloading reaction True or false?
QUESTION 20 The chloride shift refers to the exchange of chloride ions for carbon dioxide gas across respiratory membrane in the alveoli exchange of chloride ions for bicarbonate ions across the erythrocyte membrane effects of chloride ions on hydrogen ion binding affinity in the pulmonary capillaries effects of chloride ions on hydrogen ion diffusion out of erythrocytes
Question 13 In the response to raising the pH of the blood: hydrogen ions are donated carbon dioxide is kept in the blood O bicarbonate ion is expelled from the body O carbonic acid is made O more than 1 of the above