Cells, Tissues, Organs, & Systems
Which System?
Definition
Fill in the Blank
Say it Another Way
100
These are _________.
cells
100
Hundreds of skeletal bones make up the ________ system.
skeletal
100
tubes located in the lower abdomen through which food and food waste travel
intestines
100
Our bodies are made up of billions of tiny, microscopic _______.
cells
100
The digestive and excretory sets of connected parts that work together both help get rid of bodily waste.
What's another word we could use to replace the italicized words?
systems
200
These are _________.
systems
200
Blood circulates, or travels, through the body as part of the _________ system.
circulatory
200
a pair of abdominal organs that helps clean the body’s blood
kidneys
200
When I drink lots of water, my _______ seems to fill up very quickly.
bladder
200
The ground will gradually soak up most of the water when it rains
What's another word we could use to replace the italicized words?
absorb
300
This is a(n) _________.
organ
300
Nerves travel up and down the spinal cord to the brain, the center of the _______ system.
nervous
300
a large body organ that secretes juices to help the body digest food
liver
300
Meat, fish, eggs, and dairy are all good sources of _____________.
protein
300
My mouth filled with a watery liquid while the dentist worked on my teeth.
What's another word we could use to replace the italicized words?
saliva
400
This is a(n) ________.
organ
400
Muscles expand and contract, working as part of the ______ system.
muscular
400
the process of supplying the body with the proper foods for growth and good health
nutrition
400
Milk provides calcium, which is an important ______ for the body.
mineral
400
Sugar and starch are substances that supply the body with energy and are found in many plant foods.
What's another word we could use to replace the italicized words?
carbohydrates
500
This is __________.
tissue
500
Food is digested, or broken down, in the _______ sytem.
digestive
500
the act of keeping things within a middle range, neither too great nor too little
moderation
500
When I was a baby, a _________ helped my mother know what to feed me so that I would grow into a strong and healthy child.
nutritionist
500
Water is necessary or very important to the life of all plants and animals on Earth.
What's another word we could use to replace the italicized words?
essential