1
VESSELS THAT CARRY BLOOD AWAY FROM THE HEART.
arteries
MUSCULAR ORGAN THAT PUMPS BLOOD THROUGHOUT THE BODY
heart
What body system keeps you upright?
skeletal system
The taking in of air is called what?
inhalation
Air enters the body where?
nose/mouth
VESSELS THAT CARRY BLOOD TO THE HEART
veins
BODY SYSTEM THAT MOVE ESSENTIAL SUPPLIES TO BODY CELLS AND REMOVE THEIR WASTE PRODUCTS
circulatory system
Why is it better to inhale through your nose than through your mouth?
it is because air is filtered in the nose through the nose hairs and mucous.
Where does air go after it leaves the trachea (when inhaling)?
Bronchi
The lung volume changes because of the muscle underneath is called...
diaphragm
LARGEST ARTERY
aorta
TOTAL NUMBER OF CHAMBERS IN THE HEART
4
A structure made up of bones
Skeleton
How many bones does an adult have?
206
What is the function of nose?
filters, warms and moistens air
The tiny blood vessels that connect the veins and arteries to body cells.
capillaries
What does your ribs do?
protects the kidneys, heart, and lungs
What does bone marrow do?
produces blood
What helps you with movement of bones?
Joints
The structure where gas exchange occurs
lungs/ alveoli
THESE KEEP BLOOD FROM MOVING BACK INTO THE ATRIA WHEN THE VENTRICLES CONTRACT
valves
THESE CELLS HELP PROTECT THE BODY AGAINST DISEASE AND FOREIGN SUBSTANCES
white blood cells
Holds bone to muscle?
tendons
air is forced into the lungs by the contraction of...
diaphragm
This organ can float on water
lungs