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NEET PG The Respiratory System — practice questions

Explore 132 free The Respiratory System questions in NEET PG Physiology. Open each question or exercise to read its content, reference answers and available explanation.

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The Respiratory System questions and exercises with answers

Showing questions 1–30 of 132.

Follow a breath to the alveolusRead the answer and worked solution →Order one quiet breath inRead the answer and worked solution →Breathing in or breathing out?Read the answer and worked solution →Fill in the lung capacitiesRead the answer and worked solution →Which partial pressure is higher?Read the answer and worked solution →Match each part to its jobRead the answer and worked solution →Two are true, one is notRead the answer and worked solution →Spot the wrong wordsRead the answer and worked solution →Besides providing a route for air, what does the conducting zone do to the air that enters it?Read the answer and worked solution →What do the nasal conchae accomplish as air enters the nose?Read the answer and worked solution →Which of the nasal conchae exist as separate bones rather than as parts of the ethmoid?Read the answer and worked solution →The floor of the nasal cavity is the palate. Which part of it is made of muscle tissue?Read the answer and worked solution →Which set of bones gives its name to the four paranasal sinuses?Read the answer and worked solution →Apart from warming and humidifying air, what do the paranasal sinuses do?Read the answer and worked solution →What type of epithelium lines the conchae, meatuses and paranasal sinuses?Read the answer and worked solution →Why does cold weather commonly produce a runny nose?Read the answer and worked solution →Which antibacterial products are secreted by the serous and mucus-producing cells of the nasal lining?Read the answer and worked solution →Which three regions make up the pharynx?Read the answer and worked solution →Colds often lead to ear infections because the auditory tubes open into which region?Read the answer and worked solution →Which statement about the pharyngeal tonsil is correct?Read the answer and worked solution →Which three large cartilages form the major structure of the larynx?Read the answer and worked solution →Which is the largest piece of cartilage making up the larynx?Read the answer and worked solution →How is the cricoid cartilage shaped?Read the answer and worked solution →What makes up the glottis?Read the answer and worked solution →What happens to the epiglottis during swallowing?Read the answer and worked solution →How many C-shaped hyaline cartilage pieces form the trachea?Read the answer and worked solution →Which structure at the tracheal bifurcation triggers violent coughing when food touches it?Read the answer and worked solution →What passes into the lung at the hilum along with the primary bronchus?Read the answer and worked solution →About how many terminal bronchioles does each lung contain?Read the answer and worked solution →How do the walls of bronchioles differ from the walls of bronchi?Read the answer and worked solution →

Worked practice questions

Follow a breath to the alveolus

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Steps
  1. Nasal cavity
  2. Pharynx
  3. Larynx
  4. Trachea
  5. Primary bronchus
  6. Bronchiole
  7. Alveolar duct
  8. Alveolus
Instructions
Tap the airway parts in the order a breath of air passes through them.
_Source: OpenStax Anatomy and Physiology, section 22.1 Organs and Structures of the Respiratory System_

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Order one quiet breath in

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Steps
  1. Diaphragm drops
  2. Rib cage lifts
  3. Lung volume rises
  4. Pressure falls
  5. Air rushes in
Instructions
Tap the steps in the order they happen while you breathe in at rest.
_Source: OpenStax Anatomy and Physiology, section 22.3 The Process of Breathing_

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Breathing in or breathing out?

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Left
Inspiration
Items
  1. Item
    Diaphragm drops
    Answer
    Inspiration
  2. Item
    Thorax expands
    Answer
    Inspiration
  3. Item
    Diaphragm relaxes
    Answer
    Expiration
  4. Item
    Air moves inward
    Answer
    Inspiration
  5. Item
    Lungs recoil
    Answer
    Expiration
  6. Item
    Air moves outward
    Answer
    Expiration
  7. Item
    Needs muscle work
    Answer
    Inspiration
  8. Item
    Passive at rest
    Answer
    Expiration
Right
Expiration
Instructions
Swipe left for quiet inspiration, swipe right for quiet expiration.
_Source: OpenStax Anatomy and Physiology, section 22.3 The Process of Breathing_

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