Home

Air directly enters the tracheae via the

A. external nares

B. pharynx

C. larynx

D. bronchi

Related Questions

  1. The iron containing haemoglobin pigment is a
  2. The vibrations of which of these membranes produces vocal sounds?
  3. Ciliated epithelium in the trachea of mammals helps in
  4. The carbon dioxide pressure in the lung capillaries is
  5. Oxygen will diffuse through a membrane only if it is
  6. In a man at rest the body's cells consume approximately
  7. The respiratory tubes devoid of car-tilagenous rings are
  8. The process of breathing-in of oxygen rich air from outside is called
  9. The rate of respiration is lowest at
  10. The functional unit of the lung is
  11. The respiratory portion of the respiratory tract consists of
  12. The metal associated with haemoglobin is
  13. Colour of oxyhaemoglobin is
  14. Oxygen is transported to every cell of the body through
  15. The medullary inspiratory centre is always under direct control of
  16. Air directly enters the tracheae via the
  17. The condition in which the body suffers from acute oxygen shortage is called
  18. In response to high altitude hypoxia supply of oxygen to the tissue is maintained by
  19. Among the following, the maximum amount of usable energy is released per-molecule of glucose by
  20. The membrane covering the lungs is
  21. The impulses reaching voluntary muscles for forced breathing originate from
  22. Pulmonary artery
  23. Tissue respiration is a process by which
  24. The maximum volume of inspirable air is called
  25. The oxygen content of expired air in man is
  26. Which of the following can respire in total absence of air (anoxyliosis)?
  27. To take air into the lungs, the diaphragmmust be
  28. Internal respiration refers to
  29. The respiratory disease immediately related to cigarette smoking is
  30. A normal man respires in a minute

Please do not use chat terms. Example: avoid using "grt" instead of "great".