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Human Body
Notes
15
Science
7th Grade
05/18/2010

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Cards

Term
Skeletal System
Definition
The skeletal system is a strong structure that supports the body
Term
Skeletal System 2
Definition
It also helps protect the internal organs
Term
Skeletal System 3
Definition
Lungs and heart are protected by the ribs
The brain is protected by the scull
The spinal cord by the spinal column
Term
Muscular System
Definition
The muscular system is what moves the body and the internal organs
Term
Muscular System
(Cardiac Muscles)
Definition
Cardiac Muscles allow the heart to beat an average 70 times a minute without rest throughout a persons lifetime
Term
Muscular System
(Smooth Muscles)
Definition
Smooth Muscles control the diameter of the blood vessels and the size of the breathing passages
Term
Circulatory System
Definition
The circulatory system moves blood throughout the body
Term
Circulatory System 2
Definition
The circulatory system gives cells oxygen and takes away carbon dioxide
Term
Digestive System
Definition
It breaks down food into smaller pieces that can be used by the body and then later turned into waste
Term
Nervous System
Definition
Information moves to all of the body parts by nerves. Nerves also help you feel by sending information back to the brain.
Term
Nervous System 2
Definition
The nervous system regulates and coordinates other human body parts
Term
Endocrine System
Definition
The endocrine system consists of glands that regulate various human body functions
Term
Excretory System
Definition
The excretory system is the same as the urinary system
Term
Excretory System
Definition
It removes waste from the blood and flushes it out of the body
Term
Immune System
Definition
The Immune system is a group of cells, molecules, and tissues that help defend the body against diseases and other potentially harmful substances like bacteria, fungi, parasites, and viruses.
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