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6. the respiatory rate of a 5-11 year old is 30-35

  • false
  • true

7. the narrowest part of the airway on an adult is the cricoid ring

  • false
  • true

8. the visceral pleura covers the chest wall

  • true
  • false

9. Cells need 4 things in order to live

  • false
  • true

10. you have 6 lungs

  • false
  • true

11. the trachea is 10-11cm long ?

  • true
  • false

12. the pons sends messages to the diapraghm to contract

  • false
  • true

13. airway resistance can be described as any condition or environment that obstructs the blood flow to your lungs

  • false
  • true

14. the trachea is made of 16-20 c shaped rings

  • true
  • false

15. Oxygen makes up 78% of inspired air

  • false
  • true

16. in the alveoli external respiration takes place

  • false
  • true

17. The pharynx is 10-11cm long

  • false
  • true

18. during an increased rate of breathing only the intercostal muscles and the diapraghm are used

  • false
  • true

19. Internal respiration involves movement of o2 from bloodstream to cells and tissues

  • true
  • false

20. the inner layer of the trachea is made up of fibrous tissue

  • false
  • true