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Animal Systems

Teacher: T Powell
Horizontales
The heart pumps oxygen-poor blood to the alveoli, where the oxygen enters the blood and ______ leaves the blood.
Food is churning with strong acids in the ____.
Bones, tendons, and ligaments make up the ____ system.
Nutrients and oxygen pass into the body cells into the blood through the ___.
Muscles are attached to bones by ____.
From the mouth, food travels down the muscular ___ to the stomach.
Verticales
The blood carries wastes to the ___ , which filter the wastes from the blood.
Your brain, spinal cord, nerves, and sense organs are part of your ___.
When a muscle receives a nerve signal, it shortens or ____ and pulls on a tendon.
The endocrine system send out ___ that cause changes in your body.
The blood travels to the small intestines and picks up ____.