
Test 9 - 8th grade
Quiz by Dos Anjos
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34 questions
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- Q1What are alveoli and what is their function?Alveoli are tiny air sacs in the lungs where gas exchange occurs.Alveoli are blood vessels that carry oxygen.Alveoli are muscles that help you breathe.Alveoli are large structures that store air.30s
- Q2Which of the following best describes the role of the diaphragm in respiration?It filters dust from the air.It contracts to help pull air into the lungs.It produces mucus to trap particles.It prevents air from escaping.30s
- Q3Which part of the respiratory system is known as the voice box?LarynxBronchiPharynxTrachea30s
- Q4What is the main function of the bronchi?To exchange gasesTo filter and humidify the airTo produce soundTo carry air from the trachea to the lungs30s
- Q5Which structure is the main airway that leads to the lungs?PharynxBronchiolesTracheaAlveoli30s
- Q6What is the function of the epiglottis in the human body?To transport air to the lungsTo cool the bodyTo prevent food from entering the tracheaTo produce sound30s
- Q7What is the correct order of air passage in the human respiratory system?Larynx → Trachea → Pharynx → Nose → LungsNose → Lungs → Pharynx → Trachea → LarynxTrachea → Larynx → Nose → Pharynx → LungsNose → Pharynx → Larynx → Trachea → Lungs30s
- Q8What are the three structures in the lungs that air passes through?Esophagus, diaphragm, stomachTrachea, bronchi, alveoliAorta, capillaries, veinsLarynx, pharynx, pleura30s
- Q9What is the maximum normal respiratory rate? Meaning, if someone breathes faster, it's considered abnormal or tachypnea.10 breaths per minute24 breaths per minute20 breaths per minute30 breaths per minute30s
- Q10What condition leads to inflamed airways?EmphysemaAsthmaPneumoniaLung cancer30s
- Q11What is sleep apnea?A dream disorderA condition that causes loud snoringA type of insomniaA sleep disorder where breathing repeatedly stops and starts30s
- Q12What is pneumonia caused by?poor dietallergiesbacteria or virusesfungi30s
- Q13What is the function of plasma in the blood?Forming clotsTransporting nutrients, waste, and hormonesCarrying oxygenFighting infections30s
- Q14What does hemoglobin do in red blood cells?It prevents blood clottingIt helps fight infectionsIt binds to oxygen and carries it to the body's tissuesIt gives blood its yellow color30s
- Q15The watery liquid in the blood that carries other substances is called:Users enter free textType an Answer60s