1. Phylum
    2. 1. Classification of Animals
    2. Protozoa
    3. Porifera
    4. Coelenterata
    5. Platyhelminthes
    6. Nemathelminthes
    7. Annelida
    8. Earthworm
    9. Arthropoda
    10. Cockroach
    11. Mosquito
    12. Honey bee and Silk moth
    13. Mollusca
    14. Echinodermata
    15. Hemichordata
    16. Chordata
    17. Pisces
    18. Amphibia
    19. Frog
    20. Reptile
    21. Aves
    22. Mammalia
    23. Rabbit bone
  2. Animal Behaviour and Adaptation
    3. 24. Animal behaviour
    25. Animal adaptation
    26. Migration
  3. Developmental Biology
    4. 27. Development of Animals
    28. Development of Frog
  4. Human Biology
    5. 29. Tissues
    30. Sense organs
    31. Digestive system
    32. Circulatory system
    33. Respiratory system
    34. Nervous system
    35. Endocrine system
    36. Reproductive system
    37. Excretory system
    38. Skeletal system
    39. Basic concept of Immunology
    40. Human diseases
  5. Evolutionary Biology
    6. 41. Origin of Life
    42. Organic Evolution
    43. Theories of Evolution
    44. Evolution of Human beings
    45. Horse Evolution
Human Biology
33. Respiratory system
ANATOMY
▢ Nose:
❖ Nostril:
❖ Nasal septum:
❖ Philtrum:
❖ Nasal cavity:
▢ Paranasal sinuses:
Image 1
Frontal sinus
Maxiallary sinus
Sphenoidal sinus
Ethmoidal sinus
Largest sinus
▢ Pharynx:
❖ Nasopharynx:
❖ Oropharynx:
❖ Laryngopharynx:
▢ Larynx:
❖ Laryngeal cartilages:
Unpaired Cartilage (@ETC)
Paired Cartilage (@ACC)
  1. Epiglottis – Elastic cartilage
  2. Thyroid – Hyaline cartilage
  3. Cricoid – Hyaline cartilage
  1. Arytenoid – Hyaline cartilage
  2. Cuneiform – Elastic cartilage
  3. Corniculate – Elastic cartilage
Image 1
❖ Vocal cord:
▢ Trachea/ Wind pipe:
▢ Bronchi:
▢ Lungs:
▢ Diaphragm:
PHYSIOLOGY
▢ Breathing/ Pulmonary ventilation:
▢ Gaseous exchange:
❖ Exchange of gas between alveoli and blood vessels:
❖ Exchange of gas between blood vessels and tissue:
▢ Transport of gases:
▢ Respiratory volumes:
▢ Respiratory capacities:
▢ Control of Respiration:
❖ Nervous control of Respiration:
❖ Hormonal control of Respiration:
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