Human Body Systems 1
This body system includes our bones and gives our body structure & support
Skeletal System
The part of the body where food enters and digestion begins
Mouth
Parts of the Nervous System
Brain (Control Center), Spinal Cord, Nerves (neurons)
This organ pumps blood throughout our body and is the most important part of the Circulatory System.
Heart
These are the smallest blood vessels in your body
Capillaries
This body system delivers oxygen-rich blood and nutrients to all parts of the body carries oxygen-poor back to the heart
Circulatory System
Biceps and triceps are included in this body system and while one contracts, the other relaxes
Muscular system
Two body systems work together to support the body and allow the body to move
Skeletal and Muscular systems
Main function of the digestive system
Turn food into energy
Make up the different levels of organization of the human body
cells → tissues → organs → organ systems → organisms
This body system has the job of exchanging carbon dioxide & oxygen with the environment
Respiratory system
Provides nutrients to the body that in turn will be delivered to the cells via the circulatory system
Digestive system
Keep dirt, bacteria, and other bad things from reaching the lungs
Cilia
Primary function of the nervous system
Communicate with other systems
The circulatory system helps the respiratory system
Carries oxygen through the blood and picks up carbon dioxide to bring back to the lungs
A body system that produces hormones
Endocrine system
The largest organ in the human body
Skin
Three types of blood vessels in the circulatory system that move blood throughout the body
Arteries, Veins and Capillaries
4 parts of the Respiratory System
Trachea, lungs, bronchi, diaphragm
It makes red blood cells
This body system controls voluntary and involuntary movements within the body
Nervous system
______ carries oxygen-rich blood away from the heart and _______ carries oxygen-poor blood back to the heart
Arteries and Veins
Organ where food mixes with juices and breaks down into smaller pieces
Stomach
Type of tissue that transmits chemical impulses throughout the body to generate responses
Nervous tissue
This vital organ filters out your blood
Kidneys