Intermediate Trachea Quiz

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This quiz contains 10 questions. Click below to begin.

Q1. Which vertebral levels does the trachea typically span?

  • C5 to T8
  • C3 to T1
  • C6 to T4–T5
  • C7 to T12

Q2. Where does the trachea bifurcate into the main bronchi?

  • At the sternal angle
  • At the clavicle
  • Below T8 vertebra
  • Above the larynx

Q3. What structure strengthens the open posterior side of the trachea?

  • Cricoarytenoid muscle
  • Posterior cricoid ligament
  • Trachealis muscle
  • Bronchialis muscle

Q4. How is the carina clinically significant?

  • It anchors the trachea
  • It prevents aspiration
  • Distortion suggests disease
  • It generates coughing

Q5. Which nerve provides parasympathetic innervation to the trachea?

  • Sympathetic trunk
  • Accessory nerve
  • Phrenic nerve
  • Vagus nerve

Q6. What vessels supply arterial blood to the cervical portion of the trachea?

  • Inferior thyroid arteries
  • Subclavian arteries
  • Internal jugular veins
  • Superior thyroid arteries

Q7. How does the trachea’s structure adapt during coughing?

  • Narrowing the lumen during cough
  • Stopping air flow
  • Relaxing the tracheal wall
  • Expanding the lumen during cough

Q8. Which lymph nodes receive drainage from the trachea?

  • Popliteal nodes
  • Axillary lymph nodes
  • Submental nodes
  • Pretracheal, paratracheal, deep cervical nodes

Q9. What feature distinguishes the right main bronchus compared to the left?

  • Right bronchus is longer and horizontal
  • Both bronchi are identical
  • Left bronchus is wider and vertical
  • Right bronchus is wider and vertical

Q10. Where is a tracheostomy typically performed?

  • Over the clavicle
  • Between 2nd and 4th tracheal rings
  • Above the thyroid cartilage
  • At the sternal notch
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