Selected Physiological Processes

Explain the mechanism of different physiological processes of Breathing, Coughing, Sneezing, Phonation, Temperature regulation and Blinking.

Presented by,
Dr. Md. Mohiuddin Masum

Guided by,
Dr. Zinnat Ara Yesmin
Assistant professor
Dept. of Anatomy, BSMMU

1. Selected Physiological Processes Guided by, Dr. Zinnat Ara Yesmin Assistant professor Dept. of Anatomy, BSMMU Presented by, Dr. Md. Mohiuddin Masum

2. Objectives At the end of the session audience will be able to: Explain the mechanism of different physiological processes- Breathing Coughing Sneezing Phonation Temperature regulation B linking

3. Breathing The process of taking air into and expelling it from the lungs (Oxford Dictionary)

4. 22 minutes Breathing

5. Breathing

6. Breathing Internal intercostal External intercostal External oblique Internal oblique Transversusu abdominis Rectus abdominis The Diaphragm Scalene Sternocleidomastoid

7. Breathing

8. Breathing

9. Breathing

10. Breathing

11. Breathing

12. Breathing

13. Breathing

14. Breathing

15. Coughing A rapid expulsion of air from the lungs, typically in order to clear the lung airways of fluids, mucus, or other material. (MedicineNet.com)

16. 90 decibel Coughing

17. Coughing

18. Coughing

19. Coughing

20. Coughing

21. Sneezing Expulsion of air and nasal secretions from the nose involuntarily, as the result of irritation of the nasal mucous membrane (Collins Dictionary)

22. Sneezing 100 Miles/ hr 39 Miles/ hr

23. Sneezing

24. Sneezing

25. Sneezing

26. Coughing vs. Sneezing Coughing Sneezing Receptor Irritation of the trachea, bronchi Irritation of nasal mucosa Afferent nerve Vagus and glossopharyngeal nerve Trigeminal nerve Mechanism involved Both reflex and voluntary Only reflex

27. Phonation The process of producing vocal sounds and especially speech (Merriam-Webster Dictionary)

28. Phonation

29. Phonation

30. Phonation

31. Phonation

32. Phonation

33. Phonation

34. Phonation Quiet Breathing Full Inspiration Whispering Voice High-pitched Voice Open Rotate Laterally Close Rotate Medially Close Slide Medially

35. Phonation

36. Phonation Nasal cavity Oral cavity Upper larynx Pharynx

37. Phonation Palate Lip Teeth Tongue

38. Phonation কন্ঠ ধ্বনি বা জিহ্বা মূলীয় ক খ গ ঘ ঙ তালব্য ধ্বনি চ ছ জ ঝ ঞ য য় শ মূর্ধন্য ধ্বনি ট ঠ ড ঢ ণ র ড় ঢ় ষ দন্ত ধ্বনি ত থ দ অ ন ল স ওষ্ঠ ধ্বনি প ফ ব ভ ম

39. Temperature Regulation Temperature regulation is the process that allows the human body to maintain its core internal temperature (healthline.com)

40. Temperature Regulation 1 Hour 42 Seconds 52 Minutes

41. Temperature Regulation Why? To provide the optimum conditions for enzyme- catalysed reactions to be carried out

42. Temperature Regulation Hypothalamus

43. Temperature Regulation Posterior hypothalamic area Anterior hypothalamic area

44. Temperature Regulation

45. Blinking Involuntary rapid closing of eyes followed by rapid opening

46. Blinking 16 /minute 9 days/year 100-150 milliseconds

47. Blinking

48. Blinking

49. 4 6 2 1 7 3 5 G N Z E E N S I H G U O C N I N H T A E R B P H Y S I O L O G I C A R O C E S S E S L B I N G N I K P H N A T I O N T M P A R A T U R E R G U L A T I O N

50. Thank You Three apples fell from heaven: one for the teller, one for the listener, and one for him who takes it to heart .“ (Armenian tale)