Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A longitudinal study of pulmonary function tests during pregnancy

B M Puranik1, S B Kaore, G A Kurhade

  • 1Department of Physiology, Government Medical College, Nagpur.

Indian Journal of Physiology and Pharmacology
|April 1, 1994
PubMed
Summary

Pulmonary function tests in pregnant women show significant changes in tidal volume (VT) and inspiratory capacity (IC). Despite alterations, respiratory efficiency is maintained, indicating no mechanical stress during pregnancy.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A study of tubercular lymphadenitis: a comparison of various laboratory diagnostic modalities with a special reference to tubercular polymerase chain reaction.

Indian journal of medical microbiology·2011
Same author

A longitudinal study of antenatal changes in lung function tests and importance of postpartum exercises in their recovery.

Indian journal of physiology and pharmacology·2004
Same author

Seminal LDH-C4 isoenzyme and sperm mitochondrial activity: a study in male partners of infertile couples.

Indian journal of medical sciences·2003
Same author

Acrosome intactness and seminal hyaluronidase activity: relationship with conventional seminal parameters.

Indian journal of medical sciences·2001
Same author

Anaerobic power and cardiorespiratory evaluation in untrained males (18-19 years).

Indian journal of physiology and pharmacology·2001
Same author

A study of dyslipidemia and platelet adhesiveness in non-insulin dependent diabetes mellitus.

Indian journal of physiology and pharmacology·2000

Area of Science:

  • Physiology
  • Obstetrics
  • Pulmonology

Background:

  • Pregnancy significantly alters maternal physiology.
  • Understanding respiratory system adaptations is crucial for maternal and fetal health.

Purpose of the Study:

  • To evaluate changes in pulmonary function during normal pregnancy.
  • To assess respiratory efficiency and mechanical stress in pregnant women.

Main Methods:

  • Monthly pulmonary function tests on 50 normal pregnant women.
  • Measurements included Vital Capacity (VC), Forced Vital Capacity (FVC), Forced Expiratory Volume in 1st second (FEV1), tidal volume (VT), inspiratory capacity (IC), expiratory reserve volume (ERV), and resting minute ventilation (VE).
  • Control data collected 8-10 weeks postpartum.

Related Experiment Videos

Main Results:

  • Highly significant increases observed in VT, VE, and IC.
  • Significant increase in respiratory frequency and a highly significant decline in ERV.
  • VC and FVC were maintained due to increased IC and decreased ERV; VC increase primarily driven by VT.
  • Pulmonary function is altered but not compromised during pregnancy.

Conclusions:

  • Pregnancy induces significant but non-detrimental changes in respiratory parameters.
  • Respiratory efficiency is preserved, avoiding mechanical stress on the respiratory system.
  • Findings support the understanding of normal physiological adaptations during pregnancy.