pushes blood through the body
The Heart
All the bones in a body form the _
The Skeletal System
Where does digestion begin?
pumps blood throughout the body
The heart
True or False: Your heartbeat is slower when you exercise
False
form your skeleton; give your body shape and help it move
The Bones
What system is made up of all our nerves?
Nervous System
Muscles in the stomach squeeze and ____ the food.
mix
used for breathing
The lungs
What is the function of bones?
Bones protect the soft parts of the body.
take in oxygen and helps you breathe
The Lungs
move the skeleton and other body parts
Muscles
This organ helps digest food
The stomach
True or False: The heart beats faster to pump more oxygen to the muscles
TRUE
Place where the bones are connected.
tells the other body parts what to do.
The Brain
is a tube that carries blood away from the heart
Arteries
food provides our bodies with energy and ______
Nutrients
True or False: Muscles need more oxygen when they work hard.
TRUE
is a tube that carries blood to the heart.
The Veins
tissues in your body that move the skeleton and other muscles
a Muscle
carry messages to the brain
nerves
The food goes down this tube to the stomach.
esophagus
Lungs add _____ to the blood
Oxygen
Breathing in brings _______ into the body.
oxygen