Human Body Systems

Bones

• Provides shape & support

• Helps you move

• Protects organs

• Produces blood cells

Hold bones together to form joints.

• Cardiac muscles

• Stomach

• Ligaments

• Bones

Muscles inside many internal organs.

• Smooth

• Cardiac

• Skeletal

Controls most functions in the body.

• Skeleton

• Immune System

• Brain

• Skin

Tags

NGSS.MS-LS1-8

Lungs

• Small blood vessels where materials are exchanged between the blood and the body’s cells (oxygen and carbon dioxide)

• Where the exchange of gas occurs. Oxygen enters and carbon dioxide exits.

• Muscular tube connecting the mouth to the stomach

• Force pathogens out of the body

Neurons

• Attached to bone and move bones using tendons

• Water absorbed into the bloodstream, remaining material is readied for elimination from the body.

• Produce chemical called antibodies to destroy pathogens 

• Nerve cell specialized to transfer messages in the form of fast-moving electrical energy 

Tags

NGSS.MS-LS1-8

NGSS.MS-LS1-3

Cartilage

• Connective tissue that is more flexible than bone

• Found only in the heart

• Link between brain and the rest of the body

•  Small blood vessels where materials are exchanged between the blood and the body’s cells

Mouth

• Skeletal System

• Digestive System

• Respiratory System

• Circulatory System

Tags

NGSS.MS-LS1-7

Large dome-shaped muscle used in breathing

• Diaphragm

• Heart

• Kidney

• Smooth Muscles

Mucus and Cilia

• White blood cells that engulf and destroy pathogens

• Waste material is compressed into solid form

• Trap and remove pathogens that enter the respiratory system

•  Mechanical and chemical digestion start here