🫀 Circulatory System
What organ pumps blood through your body?
What is the heart?
What organ helps you breathe in oxygen?
What are lungs.
Where does digestion begin?
In the mouth
What system includes bones?
Which two systems help you breathe and move oxygen?
Respiratory and circulatory systems
What are the tubes that carry blood?
What are blood vessels or veins
What gas do we inhale?
What organ breaks down food using acids?
What is the stomach
The muscular system
Which system controls everything your body does?
Nervous system
What part of blood carries oxygen?
What gas do we exhale?
What long tube absorbs nutrients from food?
Small intestine
What connects muscles to bones?
Tendons
What happens when you run—name TWO systems working together. Explain how.
muscular + respiratory, circulatory + muscular
What is the job of the circulatory system?
To transport oxygen, nutrients, and waste.
What muscle helps your lungs move air in and out?
What is the diaphragm.
What is digestion? Is the process of digestion chemical or physical?
Breaking food into smaller parts the body can use.
Both
What protects your brain?
Skull
Why is it important that body systems work together?
Because no system can do everything alone; they depend on each other to keep the body alive.
How does the circulatory system help the digestive system?
It carry nutrients from digested food to the body.
How do the respiratory and circulatory systems work together?
The lungs put oxygen in the blood and the blood carries it around the body.
How does the digestive system work with the circulatory system?
Nutrients are absorbed into the blood and carried throughout the body.
How do muscles and bones work together?
Muscles pull on bones to create movement.
How do the digestive, circulatory, and respiratory systems all work together to give your body energy?
Food is broken down (digestive), oxygen is taken in (respiratory), and the circulatory system delivers both to cells for energy.