Results 71 to 80 of about 342,286 (287)

A novel nasal-to-oral airflow pressure ratio as an objective indicator of nasal obstruction

open access: yesFrontiers in Allergy
ObjectiveTo introduce and clinically validate, for the first time, a novel nasal-to-oral airflow pressure ratio as an objective metric for assessing nasal obstruction.
Shiqi Wang   +8 more
doaj   +1 more source

Masticatory Changes in Oral Breath Secondary to Allergic Rhinitis: Integrative Review

open access: yesInternational Archives of Otorhinolaryngology, 2014
Introduction The III Brazilian Consensus on Rhinitis (2012) defines allergic rhinitis as a nasal mucosa inflammation, mediated by immunoglobulin E, after exposure to allergens.
Luciana Ângelo Bezerra   +6 more
doaj   +1 more source

A Novel Principle of Nasal Breathing Assessment

open access: yes, 2023
This video presentation demonstrates an applied principle for deriving simultaneous information about a patient's nasal breathing quality from acquired medical image data of the nasal cavity or paranasal sinuses.
Thomas Hildebrandt (15909734)
core   +1 more source

Tracheal wash culture is not associated with bronchial infection, remodelling or inflammation in horses with asthma

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Antimicrobials are commonly prescribed for the treatment of equine asthma, despite limited evidence supporting their use. Tracheal wash (TW) bacterial culture results are known to influence antimicrobial prescription decisions. Objectives To determine whether a positive TW bacterial culture in horses with asthma is associated with ...
Laurence Leduc   +2 more
wiley   +1 more source

The Effects of Nasal Breathing on Aspects of Athletic Performance [PDF]

open access: yes, 2023
Breathing and respiration are a fundamental and vital processes for our survival. Breathing or pulmonary ventilation can be defined as the biological process of inhaling oxygen (O2) and exhaling carbon dioxide (CO2), while respiration can be defined as ...
Stewart, Nathan Te Hurinui
core  

Dexmedetomidine infusions improve cardiovascular and renal function in anaesthetised, experimentally endotoxaemic horses

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Dexmedetomidine infusions are beneficial in anaesthetised endotoxaemic horses when administered concurrent to endotoxin, but post‐conditioning effects are unknown. Objectives To evaluate whether a dexmedetomidine infusion is beneficial in horses administered Escherichia coli O55:B5 lipopolysaccharides (LPS) endotoxin prior to ...
Sera Lee   +4 more
wiley   +1 more source

Oral vs. Nasal Breathing during Submaximal Aerobic Exercise

open access: yes, 2015
When comparing oral breathing versus nasal breathing more volume of air can be transported through the oral passageway, but nasal breathing can lead to slower respiration rates and cleaner inspired air.
Lacomb, Chase Ovila Platt
core   +1 more source

Oscillometric assessment of bronchodilator response in horses with severe asthma during remission

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background During clinical remission of severe equine asthma (SEA), affected animals can be challenging to distinguish from healthy horses. In humans, the degree of bronchodilation achieved with a β2‐adrenergic bronchodilator is helpful in differentiating asthmatics from healthy subjects.
Séléna de Wasseige   +2 more
wiley   +1 more source

Computational fluid dynamics simulation of upper airway flow and soft tissue deformation in a mouth-breathing patient: a case study

open access: yesBMC Oral Health
Objective The primary objective of this study was to establish a three-dimensional fluid-structure interaction (FSI) model to compare the biomechanical effects of three distinct breathing modes—nasal (NA), oronasal (ONA), and oral (OA) ventilation—on ...
Wei Ji   +6 more
doaj   +1 more source

Effects of flow‐controlled expiration on oxygenation and early recovery in horses undergoing general anaesthesia

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background FLow‐controlled EXpiration (FLEX) has been shown to significantly enhance oxygenation in horses under clinical and experimental conditions. Objectives To compare pulmonary gas exchange during early recovery following general anaesthesia in horses ventilated with FLEX compared with conventional intermittent positive pressure ...
Allison Mika   +6 more
wiley   +1 more source

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