Analogical
Study Guide
Name ____________________________
Chapter 8 Vocabulary Study Guide
Directions: In the following box, list all the words or ideas you think of when you hear “Organ
systems.” You have three minutes to do this.
Organ Systems
_____________________________________________________________
Inside your body
There are many different systems
How your body functions
Liver, heart, brain, lungs, skin, muscle, bone
Tendons, ligaments
Digestive system
Kidneys
Explore.
Directions: With a partner, read each of the following vocabulary words. Go back to the text and
find where the word is used; use context clues to find out what each word means. In the box below,
write your working definition of each word.
Vocabulary Word
Circulatory System (p. 252)
Respiratory system (p. 253)
Excretory system (p. 254)
Digestive system (p. 255)
Skeletal system (p. 256)
Muscular system (p. 256)
Nervous system (p. 257)
Your Definition
How blood pumps throughout your body,
through your heart and all your muscles
in your veins
How you breathe with your lungs and
diaphragm, taking in O2 and exhaling
CO2
How your body eliminates waste, through
use of your liver, kidney, and bladder
What happens when you eat food,
swallow it, and how your body processes
the food and absorbs nutrients
The structure of your body, all of your
bones and how they are connected
Aids in body movement and exists around
your bone and your heart
A system that sends messages from your
body to your brain and your brain to
your body; brain, spinal cord, nerves
Organ Systems – Answer Key
Directions: Using the definitions you created for the vocabulary words above, create a study guide
filling in the following chart. Be sure to create an analogy for each word to something of today’s
people and draw an appropriate picture.
Type of System
Picture
What is the
function?
This system is
like…
Circulatory System
(p. 252)
To pump blood
throughout all of your
muscles and organs
A furnace
Respiratory System
(p. 253)
To breathe in O2 and
exhale CO2
A tree (only
opposite)
Excretory System
(p. 254)
Getting rid of wastes in Washing
your body.
machine
Digestive System (p.
255)
The process of eating
food, drinking liquids,
and absorbing
nutrients.
A sponge
Skeletal System (p.
256)
The structure of the
body
A bookshelf
Muscular System (p.
256)
Movement of the body,
helps you move
Rubber band
Nervous System (p.
257)
Signals to the rest of
your body to tell it to
do things
Soundboard
Picture
Organ Systems
Directions: Using the definitions you created for the vocabulary words above, create a study guide
filling in the following chart. Be sure to create an analogy for each word to something of today’s
people and draw an appropriate picture.
Type of System
Circulatory System
(p. 252)
Respiratory System
(p. 253)
Excretory System
(p. 254)
Digestive System (p.
255)
Skeletal System (p.
256)
Muscular
System (p.
256)
Nervous System (p.
257)
Picture
What is the
function?
This system is
like…
Picture