What is an organ system?
Body Systems Review

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
An organ system is a group of 2 or more organs working together to keep an organism alive.
2.
FLASHCARD QUESTION
Front
What is the function of the digestive system?
Back
The digestive system breaks food down into nutrients and energy for the body.
3.
FLASHCARD QUESTION
Front
What role do glands in the digestive system play?
Back
Glands in the mouth, stomach, pancreas, and small intestine secrete chemicals that break down nutrients.
4.
FLASHCARD QUESTION
Front
How do the digestive system and mitochondria compare in function?
Back
Both the digestive system and mitochondria break down food into nutrients and energy, but the digestive system does this for the whole body while mitochondria do it for individual cells.
5.
FLASHCARD QUESTION
Front
What system works with the skeletal system to help you move?
Back
The muscular system works with the skeletal system to help you move and provides shape and warmth.
6.
FLASHCARD QUESTION
Front
What is the primary function of the nervous system?
Back
The nervous system controls the body using the brain, spinal cord, and nerves.
7.
FLASHCARD QUESTION
Front
What is the role of red blood cells in the body?
Back
Red blood cells transport oxygen throughout the body due to their chemical composition.
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