What do all of your bones make up in your body?
Skeleton
What is a gas that your body makes and then gets rid of?
Carbon dioxide
Nerves connect all parts of your body with what main organ?
Brain
Which of the following is not part of the digestive system: small intestine, stomach, esophagus, or trachea?
trachea
Blood vesswwls that carry blood to the heart
VEINS
When you chew food your tongue mixes it with this liquid which helps break down food
saliva
When you inhale, your lungs...
Inflate
Without the nervous system, you couldn’t...
Where does the energy your cells need come from?
Nutrients (food)
The liver’s role is to:
Remove harmful substances from the blood
.
What is a joint?
the area where 2 or more bones meet.
During exercise, what happens to breathing in humans
A typical brain weighs how much?
1.4 kilograms
The digestive process starts in the..
Mouth
These blood cells help your body fight illnesses.
white blood cells
Where is the smallest muscle in human body?
Ear
These are the two tubes that take air onto the lungs.
bronchi
The brain creates connections, or pathways, between these microscopic cells:
Neurons
What happens when you swallow gum?
It passes through you.
Your food can spend up to this long in the small intestine
4 hours
How many bones are there in an adult human body?
206!
The muscle at the bottom of your chest pulls down to let you inhale
diaphragm
What are the three main parts of the nervous system?
Nerves/Brain/Spinal cord
From mouth to flush, how long does it take to digest a meal?
1/2 to 2 days
A narrow, finger-shaped pouch that projects out from the colon.
Appendix