Download Skeletal System

FUNCTION: what does it do?
Skeletal
System

Muscular
System


Important Organs/Parts
Provides structure and frame to
support the body
Protects vital organs

Bone marrow: inside bone, makes red
blood cells
Allows internal and external body
parts to move

Skeletal muscle: voluntary movements
(you choose to move)
Cardiac muscle: muscle that makes up
the heart
Smooth muscle: involuntary (moves
automatically)


Digestive
System



Circulatory
System
Also known as
CARDIOVASCULAR
SYSTEM!
Respiratory
System



Mouth esophagus stomach small
intestine large intestine rectum 
anus (where waste exits body)
Moves blood throughout the
body
Blood delivers OXYGEN and
NUTRIENTS to all parts of the
body

Heart: muscle that pumps to keep blood
moving
Arteries: vessels (tubes) that take
blood/oxygen AWAY from the heart to
deliver to body
Veins: vessels (tubes) that bring blood
BACK to the heart to pick up more
oxygen




Nervous
System
Breaks down food into usable
nutrients the body needs
Usable nutrients are transported
by the blood
Waste the body cannot use =
poop


Controls breathing by inhaling
OXYGEN gas and exhaling
CARBON DIOXIDE gas
Provides gas exchange in all
other body systems

Uses electrical signals to
transfer information
throughout the body
Controls thinking and behavior




Excretory
System


Removes wastes and other
toxins from the blood
Excreted (released) from body
through urine (pee)


Trachea: tube/airway that connects
mouth/nose and lungs
Lungs: organ where oxygen and
carbon dioxide exchange take place
Brain: control center of nervous
system
Spinal cord: large cord that transports
messages
Nerves: made of nerve cells; transport
messages electronically
Kidneys: organs that filter tosins out
of the blood
Bladder: sac that holds urine until it is
ready to be expelled