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Science Body Systems and Functions
Terms in this set (28)
These begin the process of mechanical digestion.
These remove wastes from the blood and transfer them into urine.
Nutrients are absorbed from food and go into the blood here.
This holds solid waste before it is expelled from the body.
This produces chemicals, such as digestive enzymes, that help digest food.
This tube connects the throat and nose to the bronchial tubes.
These are the tiny sacs where the exchange of oxygen and carbon dioxide takes place.
alveoli-respiratory and cardiovascular
This signals the body to react to changes in the environment, such as danger or the smell of food.
These sense the outside world and communicate with the rest of the body's systems.
This protect the lungs and supports breathing.
This holds urine before it is released from the body.
This pump works every minute of life.
These blood vessels carry blood toward the heart.
This moves food from the mouth into the stomach
This stretchy muscular sac holds food.
Urine is eliminated from the body through this tube.
This absorbs water from food, stores wastes, and eventually eliminates wastes from the body.
This produces bile, which helps digest fats, breaks down toxins, and regulates cholesterol and sugar in the blood.
liver-digestive and excretory
These contract to help the body to move.
Air enters the body here.
nose and mouth-respiratory
Air passes through these just before it reaches the lungs.
These are where oxygen is exchanged between the blood and circulatory system. These expand during inhalation and contract during exhalation.
lungs-respiratory and excretory
This is a bundle of nerves that connects your brain to all the rest of your body.
These provide support for the body and are where blood cells are produced.
Support the head and back.
These are tubes that urine passes through from the kidneys to the bladder.
These blood vessels carry blood away from the heart.
In these tiniest blood vessels blood and organs exchange nutrients and waste.
capillaries-cardiovascular, respiratory, and digestive
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