3co2 patient with emphysema develops respiratory acidosis as indicated by an inc

Question

3co2 patient with emphysema develops respiratory acidosis as indicated by an increase in a. Byll thdneys compensate for the acid-base disorder? pCO2. How aisd reabsorbing more HCO3- and causing a compensatory metabollg metabolic a. By excreting b. By excreting more HCO3 and reabsorbing more H+, c. By reabsorbing H+ excreting more HCO3- and causing a compensatory H+ causing a compensatory acidosis causes bronchodilation by of the bronchi and trachea 35. Epinephrine secreted during the fight and fight response a. Relaxing smooth muscles between C-cartilage rings b. Relaxing smooth muscles between C-cartilage r c. Increasing alveolar production of surfactant rings of the bronchioles 36. The Dorsal Respiratory Group of "" neurons stimulate respiratory muscles that will: a. Increase lung volume b. Decrease lung volume 37, The Ventral Dorsal Group of "E" neurons is active during: a. Unforced inhalation b. Unforced exhalation c. Forced or active inhalation d. Forced or active exhalation 38. Which of the following DIRECTLY stimulates T' neurons of the Dorsal Respiratory Group of neurons? a. Oxygen b. H+ ?. ??2 d. HCO3- 39. Which of the following cause a decrease in lung volume during unforced exhalation? a. Passive recoil of elastic fibers in the lungs b. The contraction of the abdominal and internal intercostal muscles c. The pressure gradient between the lungs and outside of the lungs 0. In healthy people, low blood pO2 stimulates: a. Peripheral chemoreceptors causing an increase in respiratory rate b. Peripheral chemoreceptors causing an decrease in respiratory rate c. Central chemoreceptors causing an increase in respiratory rate

Explanation / Answer

34) answer is a ) retaining bicarbonate ions and excreting hydrogen ions.

35) answer is a) epinephrine acts on peripheral airway or smaller airways whereas acetyl choline acts on central airway that is terminal bronchioles.

36) answer is increased lung volume as it stimulates inspiratory muscles.

37) answer is d) forced or active exhalation

38) answer is CO2

39) aswer is c) pressure gradients between the lungs and outside of the lungs.

40) answer is a) peripheral chemoreceptors which causes increases in respiratory rate.

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