[HTML][HTML] Lung structure and the intrinsic challenges of gas exchange
Structural and functional complexities of the mammalian lung evolved to meet a unique set
of challenges, namely, the provision of efficient delivery of inspired air to all lung units within …
of challenges, namely, the provision of efficient delivery of inspired air to all lung units within …
Does gender affect pulmonary function and exercise capacity?
CA Harms - Respiratory physiology & neurobiology, 2006 - Elsevier
It is well established that women exhibit several anatomic and physiologic characteristics
that distinguish their responses to exercise from those of men. These factors have been …
that distinguish their responses to exercise from those of men. These factors have been …
[HTML][HTML] Iron supplementation improves progressive fatigue resistance during dynamic knee extensor exercise in iron-depleted, nonanemic women
Background: Tissue iron depletion may negatively affect endurance performance and
muscle fatigability. Objective: We investigated tissue-level iron depletion and progressive …
muscle fatigability. Objective: We investigated tissue-level iron depletion and progressive …
Cerebral desaturation during exercise reversed by O2 supplementation
The combined effects of hyperventilation and arterial desaturation on cerebral oxygenation
(Sc O 2) were determined using near-infrared spectroscopy. Eleven competitive oarsmen …
(Sc O 2) were determined using near-infrared spectroscopy. Eleven competitive oarsmen …
Increased arterial desaturation in trained cyclists during maximal exercise at 580 m altitude
CJ Gore, AG Hahn, GC Scroop… - Journal of applied …, 1996 - journals.physiology.org
This study utilized a hypobaric chamber to compare the effects of mild hypobaria (MH; 50
mmHg, approximately 580 m altitude) on blood O2 status and maximal O2 consumption …
mmHg, approximately 580 m altitude) on blood O2 status and maximal O2 consumption …
Assessing exercise limitation using cardiopulmonary exercise testing
The cardiopulmonary exercise test (CPET) is an important physiological investigation that
can aid clinicians in their evaluation of exercise intolerance and dyspnea. Maximal oxygen …
can aid clinicians in their evaluation of exercise intolerance and dyspnea. Maximal oxygen …
Exercise-induced arterial hypoxaemia in athletes: a review
During exercise, healthy individuals are able to maintain arterial oxygenation, whereas
highly-trained endurance athletes may exhibit an exercise-induced arterial hypoxaemia …
highly-trained endurance athletes may exhibit an exercise-induced arterial hypoxaemia …
Intra‐pulmonary shunt and pulmonary gas exchange during exercise in humans
In young, healthy people the alveolar–arterial P difference (A‐aDO2) is small at rest, but
frequently increases during exercise. Previously, investigators have focused on …
frequently increases during exercise. Previously, investigators have focused on …
On the mechanisms that limit oxygen uptake during exercise in acute and chronic hypoxia: role of muscle mass
JAL Calbet, G Rådegran, R Boushel… - The Journal of …, 2009 - Wiley Online Library
Peak aerobic power in humans () is markedly affected by inspired O2 tension (). The
question to be answered in this study is what factor plays a major role in the limitation of …
question to be answered in this study is what factor plays a major role in the limitation of …
Arterial desaturation during exercise in man: implication for O2 uptake and work capacity
HB Nielsen - Scandinavian journal of medicine & science in …, 2003 - Wiley Online Library
Exercise‐induced arterial hypoxaemia is defined as a reduction in the arterial O2 pressure
(PaO2) by more than 1 kPa and/or a haemoglobin O2 saturation (SaO2) below 95%. With …
(PaO2) by more than 1 kPa and/or a haemoglobin O2 saturation (SaO2) below 95%. With …