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🌊 Aquaflask - LQ4: Module 6-3 (Regulation of Respiration and Respiratory Reflexes, Physio Lab) [page 56]

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Published	01/14/2024	1. Which of the following can be measured using the spirometer?A Vital CapacityB Residual volumeC Total lung capacityD Functional capacity
Published	01/14/2024	2. This is made up of the nucleus ambiguus and nucleus para-ambigualis which contain somatic motor neurons that project to inspiratory motor neurons i…
Published	01/14/2024	3. Responsible for generation of respiratory rhythmicityA NucleusB Pre-Botzinger complexC Nucleus retroambiguusD Nucleus ambiguus
Published	01/14/2024	4. Which of the following tests can measure both functional residual capacity and volume of trapped gas in lungs?A Body plethysmographyB Nitrogen wash…
Published	01/14/2024	5. Which of the following exerts voluntary control of respiration?A Limbic systemB Reticular activating systemC Cerebral cortexD Hypothalamus
Published	01/14/2024	6. In the brain, nicotine binds to nicotinic acetylcholine receptors resulting in the upsurge of the following neurotransmitters EXCEPT:A GABAB Dopami…
Published	01/14/2024	7. Which of the following factors favor nicotine addiction which correlate to difficulty in smoking cessation?A Poor school performanceB Early childho…
Published	01/14/2024	8. All of the following statements are true for smoking and lung cancer EXCEPT:A Smokers are 15-20x more susceptible in getting lung cancer than life-…
Published	01/14/2024	9. Which of the following statements about smoking is true?A Chronic smokers who stop before reaching middle age avoid more than 90% of the risk for l…
Published	01/14/2024	10. Which of the following about COPD is true?A Smoking cessation is the single most effective way of preventing the development of COPD and delay its…
Published	01/14/2024	11. Risk of coronary heart disease is the same to that of a nonsmokerA 5 yearsB 10 yearsC 15 yearsD 20 years
Published	01/14/2024	12. After 3 days of quitting, a smoker’s breathing becomes easier as bronchial tubes relaxA TRUEB FALSE
Published	01/14/2024	13. In about 10 years from that of quitting, a smoker's risk of lung cancer falls to about half than that of a current smoker.A TRUEB FALSE
Published	01/14/2024	14. People who quit smoking after having a heart attack reduces their chances of having a heart attack by 30%.A TRUEB FALSE
Published	01/14/2024	15. Even for periods of abstinence over 40 years, the risk for former smokers is still higher relative to never smokers.A TRUEB FALSE
Published	01/14/2024	16. Which of the following is also called pandiculation?A ApneaB EupneaC SighD Yawn
Published	01/14/2024	17. Difficulty of breathing while on the supine position is calledA ApneusisB DyspneaC PlatypneaD Orthopnea
Published	01/14/2024	18. Hyperpnea is different from hyperventilation because in hyperpnea,A There is an increase in the rate of respirationB There is an increase in the d…
Published	01/14/2024	19. Both hyperpnea and tachypnea are the same in that both have increaseA Rate and depth of respirationB Rate of respirationC Depth of respirationD Br…
Published	01/14/2024	20. Dorsal medulla, generation of basic rhythm generationA Nucleus ambiguusB Nucleus parabrachialisC Nucleus of the tractus solitariusD Nucleus retroa…
Published	01/14/2024	21. Pneumotaxic center, transmitting signals to inspiratory areaA Nucleus ambiguusB Nucleus parabrachialisC Nucleus of the tractus solitariusD Nucleus…
Published	01/14/2024	22. Rostral ventral medulla provide powerful signals to abdominal muscles during heavy expiration.A Nucleus ambiguusB Nucleus parabrachialisC Nucleus …
Published	01/14/2024	23. Which of the following structures provide powerful signals to abdominal muscles during heavy expiration?A Apneustic centerB Dorsal respiratory gro…
Published	01/14/2024	24. Which of these neurons provides powerful expiratory signals to the abdominal muscles during forceful expiration?A Apneustic centerB Dorsal respira…
Published	01/14/2024	25. Which of the following is true regarding the “ramp” signal?A Consists of instantaneous bursts of action potentialsB Begins abruptly and increases …
Published	01/14/2024	26. A weak pneumotaxic signal causesA ApneaB BradypneaC EupneaD Tachypnea
Published	01/14/2024	27. Stimulation of stretch receptors in the lungs will produce a sigh response from what reflex?A Herring-Breuer deflation reflexB Herring-Breuer infl…
Published	01/14/2024	28. The peripheral chemoreceptors are most sensitive to changes in bloodA O2B CO2C HCO3D pH
Published	01/14/2024	29. Which of the following occurs when the muscles and tendons are excessively stretched?A HyperpneaB SighC ApneaD Bradypnea
Published	01/14/2024	30. Which of these reflexes ensures that the lung does not over distend?A Hering-Breuer inflation reflexB Hering-Breuer deflation reflexC Paradoxical …
Published	01/14/2024	31. Responses common to both arterial chemoreceptor reflex and arterial baroreceptor reflexA BradycardiaB BronchodilationC HyperpneaD Vasoconstriction
Published	01/14/2024	32. This is true to both sneeze and cough reflexesA Location of stimulusB Location of receptorsC BronchoconstrictionD Rise in blood pressure
Published	01/14/2024	33. The central chemoreceptors are directly stimulated by?A Blood CO2B CSF CO2C Blood H+D CSF H+
Published	01/14/2024	34. Which of the following occurs in the glomus cells during hypoxemiaA Calcium-mediated exocytosisB ATP HydrolysisC Opening of K+ channelsD Closure o…
Published	01/14/2024	35. Which is considered the main neurotransmitter released in glomus cells during hypoxiaA AcetylcholineB ATPC DopamineD Serotonin
Published	01/14/2024	36. During strenuous exercise, O2 consumption and CO2 formation will increase as much as 20-fold. What would be the expected changes in the following …
Published	01/14/2024	37. The phenomenon of acclimatization in respiration among mountain climbers occursA Minutes to hoursB 2-3 daysC 1 weekD 2-3 weeks
Published	01/14/2024	38. What is the most common cause of central sleep apnea?A Abnormalities of the breathing in theneuromuscular apparatusB Damage to the respiratory cen…
Published	01/14/2024	39. Which of the following will take place upon stimulation of peripheral chemoreceptors and nociceptors?A Vasoconstriction, hyperpnea, tachycardia, a…
Published	01/14/2024	40. This type of periodic breathing is characterized by slowly waxing and waning of respiration occurring about every 40-60 secondsA Biot’s respiratio…
Published	01/14/2024	41. Which of the following is true about the peripheral chemoreceptors?A Mostly composed of aortic bodiesB Are always exposed to arterial bloodC Most …
Published	01/14/2024	42. Which is considered as the usual way for the neural control of respiratory rate involving the ramp signal?A Control of rate of increase of ramp si…
Published	01/14/2024	43. Which of the following happens when aortic and carotid bodies are stimulated? (SATA)A VasoconstrictionB ApneaC TachycardiaD Bronchodilation
Published	01/14/2024	44. On a dark stormy night, Vina was alone in the music room during her last-minute practice for the piano recital. She suddenly shrieked at the sound…
Published	01/14/2024	45. Which of the following is considered a complex non-ventilatory behavior that is coordinated in the cerebralcortex? (MMCQ)A Breath-holdingB Swallow…
Published	01/14/2024	46. Which of these receptors, when stimulated, can cause hyperpnea? (Multiple answers)A NociceptorsB Muscle SpindleC J-ReceptorsD Baroreceptors
Published	01/14/2024	47. Which of the following manifestations are commonly seen in patients with sleep apnea?A Excessive daytime drowsinessB Loud snoringC Labored breathi…
Published	01/14/2024	48. Which of these factors may cause depression of the respiratory center?A Hypertonic solutionsB Brain edemaC HypercapniaD Anesthesia
Published	01/14/2024	49. What happens when you wash your face?A ApneaB Decreased heart rateC Vasoconstriction
Published	01/14/2024	50. Which is stimulated? Left leg injury in the left ankle due to miscalculated jump. Redness, Swelling, Tenderness and limitations in eversion and in…
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