Concentração sanguí­nea de lactato e dor muscular tardia: estratégia de aula prática para o ensino integrado dos eventos metabólicos

  • Joaquim Ferreira Antunes Neto Universidade Estadual de Campinas (Unicamp)
Palavras-chave: Lactato, Dor muscular tardia, Aprendizzagem

Resumo

Nosso estudo teve como objetivo identificar os mecanismos de ação/remoção do lactato em situação de exercício exaustivo e acompanhar como a dor muscular tardia (DMT) progride em decorrência do processo de fadiga metabólica instalada. Exercícios em esteira computadorizada e cicloergômetro foram realizados durante uma aula de Bioquímica do Exercício, havendo coleta de lactato em vários tempos após o exercício. Para avaliação da DMT, utilizou-se uma escala de percepção subjetiva de DMT. Houve aumento significativo (p<0.001) em concentração de lactato imediatamente após o esforçopara os dois modelos de exercício, com retorno próximo a níveis normais em 1 hora após a exaustão. A manifestação de dor teve seu pico entre 24-72 horas após o exercício, o que levou os alunos a compreenderem que existem estratégias metabólicas distintas de recuperação após a execução de exercício exaustivo.

Biografia do Autor

Joaquim Ferreira Antunes Neto, Universidade Estadual de Campinas (Unicamp)

Doutor em Biologia Funcional em Molecular (Departamento de Bioquí­mica - IB - UNICAMP), área de Bioquí­mica. Mestre em Educação Fí­sica (Faculdade de Educação Fí­sica - UNICAMP); Bacharel em Treinamento Esportivo e Licenciado em Educação Fí­sica (UNICAMP).

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Publicado
2012-05-22
Como Citar
Antunes Neto, J. F. (2012). Concentração sanguí­nea de lactato e dor muscular tardia: estratégia de aula prática para o ensino integrado dos eventos metabólicos. RBPFEX - Revista Brasileira De Prescrição E Fisiologia Do Exercício, 6(33). Recuperado de https://www.rbpfex.com.br/index.php/rbpfex/article/view/386
Seção
Artigos Científicos - Original