Heart
What does the heart do?
It pumps blood through your body
What is the brain's main job
What is the main role of muscles?
Give you strength and help you move!
What do the lungs do?
Help you breath - they take in oxygen and expell carbon dioxide
What does our skin do?
Protects the inside of the body from outside elements!
What is a typical heart rate for a 5th or 6th grader?
60-100 beats per minute!
Why is sleep important for your brain?
To store your memories & things you've learned in the day
What mineral strengthens your bones?
Calcium
How do you strengthen your lungs?
Excersize!
True or False: Skin is the largest organ
TRUE!
Does a baby or an adult have a faster heart rate?
Babies!
0-1 year olds hearts beat 80-160 beats per minute!
How much does a typical adult brain weigh?
3 pounds
What bone protects your brain?
The skull!
What bone protects your lungs?
The ribs!
True or False: You don't need to wear sunscreen when it is cloudy outside
FALSE!
How many chambers does the heart have?
It sends messages through nerve cells called neurons
Do babies or adults have more bones?
Babies!
They have around 300 bones & adults have around 200
How many breathes does a 5/6th grader take each minute?
12-20 breaths each minute!
How does the body cool off our skin?
Sweat!
What does blood carry around the body?
Oxygen!
When does the brain finish developing?
Around age 25!
What's the biggest bone in the body?
The femur (the thigh bone)
Why do you breathe harder when you exercise?
To get more oxygen into your body for the muscles to use!
How many layers make up the skin?
Three!