Eyes And Ears by Seymour Simon

 

Have you ever wondered how your eyes and ears work? Or how are they connected? It’s obvious why we need our eyes and ears. But do you really know what they do for our bodies? This book explores how our eyes and ears help us out in our daily life.

 

 

Excerpt: Light travels from objects and passes into our eyes. Light comes from many different sources, including the sun and electric bulbs. When light hits an objects, light waves bounce off in all directions. Special light hits an object, lights waves bounce off in all directions. Special light-sensitive cells in our eyes sense the light and send signals to our brain. Sound waves move through the air and enter our ears. Sound is made when objects move back and forth, or vibrate. The vibrations travel through the air in invisible ripples called sound waves; sound-sensitive cells in our ears sense the vibrations and send signals to our brain. We see and hear when our brain makes sense out of the messages it gets from our eyes and our ears.

Muscles Our Muscular System by Seymour Simon

 

Did you know how many muscles we have in our body and what part they play in our muscular system? Seymour Simon explains this with detailed writing and detailed pictures. It’s a short guide through our muscular system. It’s open up your eyes on how much we really need our muscles.

 

Excerpt: Whenever you walk or run, play an instrument, or turn a page of book, muscles move your body. Even when you’re still, muscles are at work, moving your eyelids each time you breathe. Your muscles are always moving, even when you are fast asleep. Muscles make up about 40 percent of normal person’s body weights. Fat, by contrast, makes up only about 10 percent. IN addition to the 640 muscles that you control, such as your arm and leg muscles, there are many muscles that you don’t control. Among these are your stomach muscles, which aid the digestion your food, and heart muscles, which keeps blood pumping through your body.

 

 

The Heart Our Circulatory system by Seymour Simon

Seymour Simon explains how our heart works and shows detail picture of parts of our heart. He also explains how the blood in our body and ours cell have to do a lot with our hearts, and the parts they play in our circulatory system. It’s amazing how our heart does so much for us.

Excerpt: Make a fist. This about the size of your heart. Sixty to one hundred times every minutes your heart muscles squeeze together and push blood around your body through tubes called blood vessels. Try squeezing a rubber ball with your hand. Squeeze it hard once a second. Your hand will get tired in minute or two. Yet your heart beats more than thirty million times. In an average lifetime a heart will beat over 2,000,000,000 (two thousand million) times. The heart works hard when we relax or sleep and even harder when we work or exercise. It never stops for rest or repair. The heart is a most incredible pump.

The Brain Our Nervous System by Seymour Simon

Did you know that your brain is roughly the size of a large grapefruit? Award-winning author Seymour Simon clearly and skillfully exposes the many wonders of the brain and nervous system in The Brain: Our Nervous System. Simon shows how ours brain control every move of our body. The brain plays an important part in our body.

Excerpt:  Wiggles your toes. Scratch your nose. Take a deep breath and yawn. Decide which your favorite food is. Try to remember the last time you ate it. Count the number of words in this sentence. Think about what you would like to do tomorrow. Then cup your hands around your head and feel the bones of your skull. Inside your skull is your brain. Your brain is the control center for everything you do. Each second, millions of signals pass through your brain, carrying all kinds of messages. They bring news about what your body is doing and feeling. Your brain examines the messages produces thoughts and memories, and then plans what to do next. Signals go out from your brain to other parts of your body to enable you to read, run, laugh, breathe, say hello to a friend, or turn to next page this book. Try it!

Guts: Our Digestive System by Seymour Simon

Amazing photographs from inside the body are paired with clear, interesting text about how the digestive system works.  What makes this book so good is that it helps you understand the basics behind digestion while also supplying interesting facts that you may never have thought about before.  Did you know that pasta and bread passes through your stomach in about an hour, but greasy, fatty foods like double cheeseburgers stay in the stomach for three to four hours longer?

 

Excerpt:

In 1822 U.S Army doctor Dr. William Beaumont treated Alex St. Martin, who had accidentally shot himself in the stomach.  St. Martin recovered from the wound, but the hole remained.  For years Beaumont looked into the patient’s stomach and experimented with foods to see how they were digested.  Beaumont discovered that the stomach produced a strong acid, and many other facts about digestion.