1 Allow children who are 6 and older to hold poses and do exercises for up to 1-1/2 minutes, or 90 seconds. 2  Older kids can often endure yoga sessions up to 25 minutes.. Teach kids how to breathe. Relaxed and deep breathing is essential to the practice of yoga. 1  Explain that proper breathing produces calm, allows focus and increases energy. 2  Kids often need to understand why they are asked to do something.
Respiration is the sequence of events that results in the exchange of oxygen and carbon dioxide between the atmosphere and the body's cells. Every three to five seconds, nerve impulses stimulate the breathing process, or ventilation, which moves air through a series of passages into and out of the lungs.
(i) Use . figure 6. to explain how oxygen is released by the blood and supplied to. muscles. (2 marks) (ii) Explain how exercise affects the shape of the curve and the effect this has on oxygen delivery to the muscles. (4 marks) Jan 04 Qu 3. During exercise the curve shifts to the right. Explain the causes of this change and the effect that this has on oxygen delivery to the muscles. (4 marks) Jun 04 Qu 4 (iii) Describe how oxygen is transported to the working muscles and the effect that strenuous exercise will have on its delivery. Explain why strenuous exercise has this effect. (4 marks)