Page:PHYSICAL FITNESS and HEALTH.pdf/37

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DIGESTIVE AND EXCRETORY SYSTEM

  1. The nerves and muscles of the stomach and intestines become well toned.
  2. Hunger can improve digestion.
  3. Exercise increases hunger.

NERVOUS SYSTEM

  1. Muscles are controlled by the nerves.
  2. Exercise enhance muscle-nerve co-ordination.
  3. Motor path way are established.
  4. Dynamogenic effect of Exercise also occurs during rehabilitation.

ENDOCRINE SYSTEM

  1. The hormones produced by the adrenal medulla are responsible,
  2. For the release of more energy by the organism They increase the heart rate for action.

BODY TEMPERATURE

  1. Increased muscular activity generates more body heat.
  2. Sweating is the prime body mechnism for the dissipation of heat.