Sun, Jan 10, 1988
Quite an unknown organ, this lymphatic system with all the branches and nodes and the liquid. This time, our friends, the red corpuscles, don't accompany us, because they don't belong here. But Young Peter and his friends undergo another adventure on their trip through this system, whose task it is to transport nutrition in the body.
Sun, Jan 24, 1988
The muscles constitute about a half of our total body weight. Not only do they appear in our arms, legs and in our breast, but also the heart is a muscle, as well as the walls of our arteries, which consist of muscle texture. Muscles must carry out work and therefore they need energy, which means sugar and fat.
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Sun, Feb 7, 1988
Peter and Jumbo are doing the gardening today. They are busy with moving a rosebush. Naturally, they both sting their hands at the thorns and get wounded. After that, they touch the soil that they dug out. That's a celebration for the malicious germs. They take their chance and invade the body.
Sun, Feb 14, 1988
Peter and his friend Jumbo are playing tennis. The Master is observing the match from his monitor in the hypothalamus and is giving some instructions. Especially the hormones are sent on their way over and over again with the responsibility of adapting the breathing, the heartbeat and glucose resources to the respective situation.