PriMera Scientific Surgical Research and Practice (ISSN: 2836-0028)

Review Article

Volume 8 Issue 1

Biology-Respiratory Systems and Associated Topics

Christina Rahm*

July 21, 2026

DOI : 10.56831/PSSRP-08-282

View PDF

Abstract

This paper presents a comprehensive overview of the human respiratory system, focusing on anatomical structure, physiological function, and regulatory mechanisms that sustain breathing and systemic homeostasis. The discussion outlines the airflow pathway beginning at the nasal passages, where filtration, humidification, and defense against airborne particles occur, and continues through the pharynx, larynx, trachea, bronchi, and bronchioles to the alveolar respiratory zone. Within the lungs, gas exchange is facilitated by alveoli and pulmonary capillaries, allowing oxygen uptake and carbon dioxide removal while supporting cellular energy production and metabolic balance. Structural protection is provided by pleural membranes and coordinated pressure dynamics involving atmospheric, intrapulmonary, and intrapleural forces, which together regulate ventilation efficiency. The autonomic nervous system contributes to airway tone, glandular activity, and muscular coordination, ensuring stable respiratory rhythm and functional equilibrium between pulmonary and systemic circulation. Additional roles of the respiratory system include maintenance of acid base balance, thermoregulation, and support of overall physiological resilience. The paper also highlights the importance of preserving respiratory health through environmental awareness, physical activity, and preventative care. By integrating anatomical detail with functional mechanisms, this work emphasizes the critical role of respiration in sustaining vitality, maintaining internal stability, and supporting long term human health.

References

  1. Allison and Jennifer F Ha. “Inhalational injury and the larynx: A review”. Burns 45.6 (2019): 1266-1274.
  2. Ahookhosh Kaveh., et al. “Development of human respiratory airway models: A review”. European Journal of Pharmaceutical Sciences 145 (2020): 105233.
  3. Akgül Esra Karatas., et al. “Analysis of respiratory mechanics models with different kernels”. Open Physics 20.1 (2022): 609-615.
  4. Allen Jodi E., et al. “Utility of ultrasound in the assessment of swallowing and laryngeal function: a rapid review and critical appraisal of the literature”. International Journal of Language & Communication Disorders 56.1 (2021): 174-204.
  5. Azmeera, Raju Naik. “Broncial foreign body: A case report”. European Journal of Molecular & Clinical Medicine 9.03 (2022).
  6. Barbarino Marcella and Antonio Giordano. “Assessment of the carcinogenicity of carbon nanotubes in the respiratory system”. Cancers 13.6 (2021): 1318.
  7. Benarroch Eduardo E. “Control of the cardiovascular and respiratory systems during sleep”. Autonomic Neuroscience 218 (2019): 54-63.
  8. Biswas Sanchari, Devarati Bagchi and Debjit Ghosh. “The Effects of (Micro and Nano) Plastics on the Human Body: Nervous System, Respiratory System, Digestive System, Placental Barrier, Skin, and Excretory System”. Assessing the Effects of Emerging Plastics on the Environment and Public Health. IGI Global (2022): 148-171.
  9. Chiner-Vives Eusebi., et al. “Short and long-term impact of COVID-19 infection on previous respiratory diseases”. Archives of Bronchopneumology (2022).
  10. Dailey Andrew T, Guy M McKhann and Mitchel S Berger. “The pathophysiology of oral pharyngeal apraxia and mutism following posterior fossa tumor resection in children”. Journal of neurosurgery 83.3 (1995): 467-475.
  11. Dantas Roberto O., et al. “Effect of swallowed bolus variables on oral and pharyngeal phases of swallowing”. American Journal of Physiology-Gastrointestinal and Liver Physiology 258.5 (1990): G675-G681.
  12. Deng Yanyan. “Research on Online English Speech Interactive Recognition System Based on Nose Algorithm”. Application of Big Data, Blockchain, and Internet of Things for Education Informatization: Second EAI International Conference, BigIoT-EDU 2022, Virtual Event, July 29-31, 2022, Proceedings, Part III. Cham: Springer Nature Switzerland (2023).
  13. Donner Martin W., et al. “Anatomy and physiology of the pharynx”. Gastrointestinal radiology 10 (1985): 197-212.
  14. Fernández-Parra Rocío., et al. “Computational Modeling of aerosol particle transport and deposition in the healthy and stented human airways considering different breathing conditions and particle sizes”. Digital Human Modeling and Medicine. Academic Press (2023): 227-251.
  15. Guerrieri Mariapia., et al. “Shape and Function of the Nose”. Mediterranean Rhinoplasty. Cham: Springer International Publishing (2022): 1-13.
  16. Guo Caixia., et al. “Biomarkers for the adverse effects on respiratory system health associated with atmospheric particulate matter exposure”. Journal of Hazardous Materials 421 (2022): 126760.
  17. Gupta Ashutosh, Arvind Tripathi and Praveen Rai. “Algorithm to predict reduction in hypernasality of speech after prosthetic rehabilitation of maxillectomy patients”. Dental Prosthetics 72.1 (2022): 5-13.
  18. Holtzman Joshua and Heedoo Lee. “Emerging role of extracellular vesicles in the respiratory system”. Experimental & Molecular Medicine 52.6 (2020): 887-895.
  19. Jeong Soi., et al. “PM2. 5 exposure in the respiratory system induces distinct inflammatory signaling in the lung and the liver of mice”. Journal of immunology research (2019).
  20. Kampjut Domen and Leonid A Sazanov. “Structure of respiratory complex I-An emerging blueprint for the mechanism”. Current opinion in structural biology 74 (2022): 102350.
  21. Kiyokawa Hirofumi and Mitsuru Morimoto. “Notch signaling in the mammalian respiratory system, specifically the trachea and lungs, in development, homeostasis, regeneration, and disease”. Development, Growth & Differentiation 62.1 (2020): 67-79.
  22. Liang Chunmei., et al. “Atmospheric particulate matter impairs cognition by modulating synaptic function via the nose-to-brain route”. Science of The Total Environment 857 (2023): 159600.
  23. Loaiza-Ceballos., et al. “Viral respiratory infections and air pollutants”. Air Quality, Atmosphere & Health 15.1 (2022): 105-114.
  24. Lou Qun., et al. “Subjective and objective evaluation of speech in adult patients with unrepaired cleft palate”. Journal of Craniofacial Surgery 33.5 (2022): e528-e532.
  25. Malhotra Atul., et al. “Aging influences on pharyngeal anatomy and physiology: the predisposition to pharyngeal collapse”. The American journal of medicine 119.1 (2006): 72-e9.
  26. Mettelman Robert C., et al. “Mucosal immune responses to infection and vaccination in the respiratory tract”. Immunity 55.5 (2022): 749-780.
  27. Osbeck Sandblom Hanna., et al. “Characterization of dysphagia and laryngeal findings in COVID-19 patients treated in the ICU—An observational clinical study”. PLoS One 16.6 (2021): e0252347.
  28. Pesonen Maija and Kirsi Vähäkangas. “Chloropicrin-induced toxicity in the respiratory system”. Toxicology letters 323 (2020): 10-18.
  29. Petit Matthieu., et al. “Prone-positioning for severe acute respiratory distress syndrome requiring extracorporeal membrane oxygenation”. Critical care medicine 50.2 (2022): 264-274.
  30. Pivniouk Vadim., et al. “Airway administration of OM-85, a bacterial lysate, blocks experimental asthma by targeting dendritic cells and the epithelium/IL-33/ILC2 axis”. Journal of Allergy and Clinical Immunology 149.3 (2022): 943-956.
  31. Saeki MAYUMI., et al. “A new mechanism of bronchial hyperresponsiveness revealed by murine Th9 cell-transferred asthma model”. Japanese Journal of Pharmacology. 155.6 (2020): 375-380.
  32. Savelieva ON., et al. “A study of the role of polymorphic variants of genes involved in the glucocorticosteroid metabolism in the development and course of bronchial asthma in individuals from the Republic of Bashkortostan”. Medical Genetics 21.8 (2022): 40-43.
  33. Schulze Franz Eilhard. “CHAPTER XX”. A Manual of Histology (2023): 437.
  34. Shojaie Chahregh Hamidreza and Saeed Dinarvand. “TiO2-Ag/blood hybrid nanofluid flow through an artery with applications of drug delivery and blood circulation in the respiratory system”. International Journal of Numerical Methods for Heat & Fluid Flow 30.11 (2020): 4775-4796.
  35. Smeltz Alan M., et al. “Anesthesia for resection and reconstruction of the trachea and carina”. Journal of Cardiothoracic and Vascular Anesthesia 34.7 (2020): 1902-1913.
  36. Smith Kathleen K. “The evolution of the mammalian pharynx”. Zoological Journal of the Linnean Society 104.4 (1992): 313-349.
  37. Telang AS. “Mouth breathing controller-boon to twenty-first century medical era”. Advances in Automation, Signal Processing, Instrumentation, and Control: Select Proceedings of i-CASIC 2020. Springer Singapore (2021).
  38. Teramoto Machiko., et al. “The absence of SOX2 in the anterior foregut alters the esophagus into trachea and bronchi in both epithelial and mesenchymal components”. Biology open 9.2 (2020): bio048728.
  39. Vázquez Yaneisi., et al. “Cytokines in the respiratory airway as biomarkers of severity and prognosis for respiratory syncytial virus infection: an update”. Frontiers in immunology 10 (2019): 1154.
  40. Wallace S and BA McGrath. “Laryngeal complications after tracheal intubation and tracheostomy”. BJA education 21.7 (2021): 250.
  41. Wang Tao., et al. “Portable electronic nose system with elastic architecture and fault tolerance based on edge computing, ensemble learning, and sensor swarm”. Sensors and Actuators B: Chemical 375 (2023): 132925.
  42. White David P., et al. “Pharyngeal resistance in normal humans: influence of gender, age, and obesity”. Journal of Applied physiology 58.2 (1985): 365-371.
  43. Zhang Yuhao., et al. “New understanding of the damage of SARS-CoV-2 infection outside the respiratory system”. Biomedicine & pharmacotherapy 127 (2020): 110195.
  44. Zisi Dimitra, Anna Challa and Alexandros Makis. “The association between vitamin D status and infectious diseases of the respiratory system in infancy and childhood”. Hormones 18 (2019): 353-363.