Respiratory system
Quiz by Theuns Swanepoel
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20 questions
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- Q1What is the role of the diaphragm in breathing?It regulates the amount of oxygen in the bloodstream.It contracts and expands to create negative pressure in the lungs.It produces mucus to lubricate the airways.It filters out pathogens in the air we breathe.30s
- Q2What is the function of the alveoli in the respiratory system?To produce mucus to lubricate the airways.To regulate the passage of air into the lungs.To exchange oxygen and carbon dioxide between the lungs and bloodstream.To filter out pathogens in the air we breathe.30s
- Q3What is the name of the structure that separates the lungs from the abdominal organs?PharynxLarynxDiaphragmBronchus30s
- Q4What happens to the diaphragm during inhalation?It relaxes and curves upward.It expands and gets thicker.It contracts and flattens.It remains stationary.30s
- Q5What is the function of the epiglottis?To prevent food from entering the trachea during swallowing.To regulate the amount of oxygen in the bloodstream.To filter out pathogens in the air we breathe.To produce mucus to lubricate the airways.30s
- Q6Which of the following is NOT a function of the respiratory system?DigestionInhalationExchange of gasesExhalation30s
- Q7Which organ is primarily responsible for the exchange of gases in the respiratory system?LiverHeartLungsStomach30s
- Q8What is the name of the small air sacs in the lungs where gas exchange occurs?PharynxTracheaAlveoliBronchi30s
- Q9What is the name of the tube that connects the larynx to the bronchi in the respiratory system?TracheaPancreasUreterEsophagus30s
- Q10What is the role of mucus in the respiratory system?Filters bloodRegulates breathing ratePumps air in and out of the lungsTraps dust and pathogens30s
- Q11What is the name of the condition where the bronchial tubes become inflamed and narrowed, making it difficult to breathe?PneumoniaBronchitisEmphysemaAsthma30s
- Q12Which organ in the respiratory system is responsible for filtering and warming the air we breathe?LungsLiverNoseStomach30s
- Q13Which of the following is not an organ of the respiratory system?LiverTracheaLungsLarynx30s
- Q14Which structure separates the nasal cavity and the oral cavity?LarynxPalateEpiglottisTrachea30s
- Q15Which of the following is not a part of the upper respiratory system?LarynxPharynxBronchiNasal cavity30s