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Test 9 - 8th grade

Quiz by Dos Anjos

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34 questions
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  • Q1
    What 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
  • Q2
    Which 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
  • Q3
    Which part of the respiratory system is known as the voice box?
    Larynx
    Bronchi
    Pharynx
    Trachea
    30s
  • Q4
    What is the main function of the bronchi?
    To exchange gases
    To filter and humidify the air
    To produce sound
    To carry air from the trachea to the lungs
    30s
  • Q5
    Which structure is the main airway that leads to the lungs?
    Pharynx
    Bronchioles
    Trachea
    Alveoli
    30s
  • Q6
    What is the function of the epiglottis in the human body?
    To transport air to the lungs
    To cool the body
    To prevent food from entering the trachea
    To produce sound
    30s
  • Q7
    What is the correct order of air passage in the human respiratory system?
    Larynx → Trachea → Pharynx → Nose → Lungs
    Nose → Lungs → Pharynx → Trachea → Larynx
    Trachea → Larynx → Nose → Pharynx → Lungs
    Nose → Pharynx → Larynx → Trachea → Lungs
    30s
  • Q8
    What are the three structures in the lungs that air passes through?
    Esophagus, diaphragm, stomach
    Trachea, bronchi, alveoli
    Aorta, capillaries, veins
    Larynx, pharynx, pleura
    30s
  • Q9
    What is the maximum normal respiratory rate?  Meaning, if someone breathes faster, it's considered abnormal or tachypnea.
    10 breaths per minute
    24 breaths per minute
    20 breaths per minute
    30 breaths per minute
    30s
  • Q10
    What condition leads to inflamed airways?
    Emphysema
    Asthma
    Pneumonia
    Lung cancer
    30s
  • Q11
    What is sleep apnea?
    A dream disorder
    A condition that causes loud snoring
    A type of insomnia
    A sleep disorder where breathing repeatedly stops and starts
    30s
  • Q12
    What is pneumonia caused by?
    poor diet
    allergies
    bacteria or viruses
    fungi
    30s
  • Q13
    What is the function of plasma in the blood?
    Forming clots
    Transporting nutrients, waste, and hormones
    Carrying oxygen
    Fighting infections
    30s
  • Q14
    What does hemoglobin do in red blood cells?
    It prevents blood clotting
    It helps fight infections
    It binds to oxygen and carries it to the body's tissues
    It gives blood its yellow color
    30s
  • Q15
    The watery liquid in the blood that carries other substances is called:
    Users enter free text
    Type an Answer
    60s

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