情绪是一种心理现象，它随着情境的变化而变化，具有冲动性才D显性和多变性。积极的情绪能提高大脑皮层的张力，通过神经生理机制保持人体内外环境的平衡与协调；消极的情绪会干扰心理活动的内稳定，导致认识机能障碍与行为失调。在体育教学中或是由于外界的干扰，或是由于某种 Emotion is a kind of psychological phenomenon, which changes with the change of situation. It has impulsivity only D dominant and changeable. Positive emotions can increase the tension of the cerebral cortex and maintain the balance and coordination of the environment inside and outside the body through the neurophysiological mechanism. Negative emotions can interfere with the internal stability of mental activity, leading to cognitive dysfunction and behavioral disorders. In physical education or because of external interference, or because of some