搜索结果: 1-5 共查到“医学 breath holding”相关记录5条 . 查询时间(0.078 秒)
Breath-holding spells: Prevalence and risk factors in under 6-year old children at south of Tehran
Breath-holding spells Syncope Cerebral-anoxia Apnea
2009/12/24
To determine breath- holding spells (BHS) prevalence and risk factors in under 6- year- old children, we interviewed mothers of 400 children in a cross- sectional study in 5 health centers at south of...
Left-ventricular performance in man during breath-holding and simulated diving
cardiovascular human breath holding
2009/7/20
We measured left-ventricular (LV) systolic time intervals (STI) to determine whether breath-holding and simulated diving evoke a depression of LV performance in man similar to that previously demonstr...
The hypothesis that the diving response, recorded as diving bradycardia during submersed breath holding in man, would enhance his breath-holding time was tested. Five certified scuba divers served as ...
A case of breath holding and ascent-induced circulatory hypotension
decompression air breath-hold
2009/6/12
We report a case of transient circulatory depression due to inadvertent apnea of a subject during decompression from a stimulated dive. The dive consisted of exposure to air at 5 bar and subsequent de...
Voluntary breath holding affects spontaneous brain activity measured by magnetoencephalography
breath hold magnetoencephalography brain
2009/6/8
Spontaneous brain activity was measured by multichannel magnetoencephalography (MEG) during voluntary breath holds. Significant changes in the activity are limited to the alpha rhythm: 0.25 Hz frequen...