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WorksheetsRespiratory System Quiz
Total questions: 42
Worksheet time: 21mins
What is the primary function of the respiratory system?
Removing O2
Acquiring CO2
Acquiring O2
Producing ATP
What structure encloses the chamber for air inspiration?
Nasal cavity
Larynx
External nose
Pharynx
What is the function of the nasal cavity?
Cleans, warms, and humidifies air
Produces sound
Filters food
Transports blood
Which part of the respiratory system is responsible for voice production?
Trachea
Pharynx
Larynx
Bronchi
What is the windpipe also known as?
Alveoli
Lungs
Trachea
Bronchi
Where does gas exchange occur in the lungs?
Nasal cavity
Alveoli
Trachea
Bronchi
What is the upper respiratory tract composed of?
Diaphragm and ribs
Trachea and alveoli
Nose to larynx
Lungs and bronchi
What is the conducting zone of the respiratory system?
Lungs only
Alveoli only
Trachea to larynx
Nose to air tubes
What is the primary function of ventilation?
Sound production
Gas exchange
Breathing
Oxygen transport
What is the role of the diaphragm during breathing?
Decreases lung size
Cleans air
Produces sound
Increases thoracic volume
What is the largest part of the nose made of?
Muscle
Bone
Fat
Hyaline cartilage
What do the paranasal sinuses do?
Open into the nasal cavity
Warm air
Produce sound
Filter food
What is the function of the pharynx?
Passageway for air and food
Gas exchange
Sound production
Cleans air
What prevents swallowed materials from entering the larynx?
Thyroid cartilage
Epiglottis
Vocal folds
Vestibular folds
What is the primary organ of respiration?
Kidneys
Lungs
Liver
Heart
What do pulmonary arteries carry?
Nutrients
Deoxygenated blood
Oxygenated blood
Carbon dioxide
What is the pleural cavity?
Space in the brain
Space in the abdomen
Space around each lung
Space in the heart
What is the role of surfactant in the lungs?
Produces sound
Cleans air
Increases surface tension
Reduces surface tension
What happens during bronchodilation?
Increased blood flow
Increased airflow
Decreased airflow
No change in airflow
What is tidal volume?
Air forcefully expired
Air inspired during exercise
Air inspired during quiet breathing
Air remaining in lungs
What is the function of the respiratory membrane?
Gas exchange
Sound production
Air cleaning
Oxygen transport
What is the primary gas transported by hemoglobin?
Hydrogen
Oxygen
Nitrogen
Carbon dioxide
What does hypercapnia refer to?
High CO2 levels
No CO2 levels
Normal CO2 levels
Low CO2 levels
What is the role of the dorsal respiratory group?
Cleans air
Active during expiration
Most active during inspiration
Regulates blood pressure
What is the function of the external intercostals?
Decrease thoracic volume
Transport blood
Increase thoracic volume
Produce sound
What is the effect of increased volume on air pressure?
Increases air pressure
Decreases air pressure
No effect
Changes air composition
What is the primary role of the lungs?
Gas exchange
Nutrient absorption
Blood filtration
Sound production
What is the function of the alveoli?
Oxygen transport
Sound production
Air cleaning
Gas exchange
What is the role of the internal intercostals?
Increase thoracic volume
Transport oxygen
Decrease thoracic volume
Produce sound
What is the primary function of the respiratory system?
Nutrient absorption
Gas exchange
Sound production
Blood filtration
What is the role of the respiratory bronchioles?
Gas exchange
Air cleaning
Oxygen transport
Sound production
What is the primary gas exchanged in the lungs?
Hydrogen
Carbon dioxide
Nitrogen
Oxygen
What is the effect of lung recoil?
No effect
Decreases lung size
Increases blood flow
Increases lung size
What is the role of the medullary respiratory center?
Controls respiratory rate
Produces sound
Regulates heart rate
Filters air
What is the function of the pleura?
Cleans air
Surrounds lungs
Produces sound
Regulates blood pressure
What is the primary function of the thoracic cavity?
Filters air
Produces sound
Houses the lungs
Houses the heart
What is the role of the abdominal muscles during expiration?
Increase thoracic volume
Decrease thoracic volume
Transport oxygen
Produce sound
What is the effect of hypoxia on respiratory rate?
No effect
Increases respiratory rate
Decreases respiratory rate
Changes lung size
What is the primary role of the respiratory system?
Blood filtration
Sound production
Nutrient absorption
Gas exchange
What is the role of the respiratory system in blood pH regulation?
No effect
Increases pH
Regulates temperature
Decreases pH
What is the primary function of the vocal folds?
Air cleaning
Oxygen transport
Sound production
Gas exchange
What is the role of the nasal cavity in respiration?
Regulates blood pressure
Cleans air
Filters food
Produces sound
