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4ºEP Body systems 1
4th grade digestive, excretory, respiratory and circulatory
| Question | Answer |
|---|---|
| Is a tube where the food goes down. | Esophagus |
| In the digestive system, the waste passes through here and becames harder. | Large intestine |
| Where the gastric juices make the food into a thick liquid? | In the stomach |
| Where does the urine store in (almacenada)? | In the bladder |
| Where does the urine made in? | In the kidneys |
| The urine leaves the body through a tube called... | Urethra |
| Which tubes conect the kidneys to the bladder? | The ureters |
| It's a muscle that pumps blood around the body. | Heart |
| Name the 3 types of blood vessels. | Veins, arteries and capillaries |
| What blood vessels carry blood from the heart to the rest of the body? | Arteries |
| What blood vessels return blood to the heart from the rest of the body? | Veins |
| What happens in a the alveoli? | Oxygen passes into the blood vessels and carbon dioxide passes out. |