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Effects of coca chewing on hormonal and metabolic responses during prolonged sbmaximal exercise
(J Appl Physiol, 1996)
Abstract
The effects of coca chewing on prolonged submaximal exercise responses were investigated in chronic coca chewers and compared with a group of nonchewers. At rest, coca chewing during a 1-h period was followed by ...
Effect of menstrual cycle phase on exercise performance of high-altitude native women at 3600 m
(The Journal of Experimental Biology, 2002)
Summary.
At sea level normally menstruating women show
increased ventilation (VE) and hemodynamic changes due
to increased progesterone (P) and estrogen (E2) levels
during the mid-luteal (L) compared to the mid-follicular
(F) ...
Effect of developmental and ancestral high-altitude exposure on chest morphology and pulmonary function in andean and european/north american natives
(American Journal of Human Biology, 1999)
Abstract.
Chest depth, chest width, forced vital capacity (FVC), and forced expiratory volume (FEV1) were measured in 170 adult males differing by ancestral (genetic) and developmental exposure to high altitude (HA). A ...
Effect of developmental and ancestral high-altitude exposure on VO2peak of andean and european/north american natives
(American Journal of Physical Anthropology, 1999)
ABSTRACT.
Peak oxygen consumption (V02peak) was measured in 150 adult males (18-35 years old) in Bolivia, using a complete migrant study design to partition developmental from ancestral (genetic) effects of high altitude ...
Effects of coca chewing on metabolic and hormonal changes during graded incremental exercise to maximum
(J. Appl. Physiol., 1996)
Abstract.
We examined the effects of 1 h of coca chewing on metabolic and hormonal responses during incremental exercise to exhaustion in traditional coca chewers (C; n = 8), and the results were compared with a group of ...
Capacidad aeróbica de adolescentes europeos y amerindios nativos de altura
(Instituto Boliviano de Biología de Altura, 1987)
Resumen.
47 nativos de altura fueron sometidos a una prueba de esfuerzo máximo en un tapiz rodante a 3600 m. Los sujetos fueron agrupados en 4 subgrupos en base a fondo étnico (Europeo-Aymara) y a edad (adolescentes menores ...
Estudio comparativo de la función respiratoria en niños bolivianos de la altura y del trópico. Influencia del estado nutricional y antropométrico
(Cuadernos, 1995)
RESUMEN.
Nuestro propósito tiene una doble finalidad, en primer lugar hacer un análisis de los factores que contribuyen en la función respiratoria de niños expuestos a diferentes ambientes ecológicos, altura y trópico ...
Adaptación al ejercicio muscular en la altura
(Master, 1988)
El ser humano no pasa la vida en condiciones estables, sino se debe adaptar necesariamente a condiciones diferentes, como cambio de temperatura (calor, frío), sequedad, humedad, incremento de la presión barométrica ...
Utilidad, indicaciones, riesgos y resultados de la prueba de esfuerzo graduado en bicicleta ergométrica
(Universidad Mayor de San Andrés, 1990)
Resumen.
Entre los años 1983 y 1990 se efectuaron 400 pruebas de esfuerzo graduado en el Departamento Cardiovascular del I.B.B.A. en la ciudad de La Paz (3600 m), 107 sujetos fueron de sexo femenino, 293 del sexo masculino. ...
Influence of coca chewing on hematological and cardiorespiratory responses to submaximal exercise
([s.n.], 1996)
Summary.
The cardiovascular effects of cocaine are relatively well known but little information is available concerning those of coca chewing. The present study was undertaken to determine the hematological and cardiovascular ...