Bio Body Systems

Cells

Smallest part of the body

Many tissues make?

Organs

Circulatory System’s Function

The circulatory system transports items to and from the cells 

Heart

The pump of the circulatory system it MOVES the blood. Has four chambers.

Arteries

Blood vessel that has blood going from the heart to the cells.

Veins

Blood vessel that has blood going from the cells back to the heart.

Capillaries

Smaller blood vessels that get to individual cells

Digestive System Function

Breaks down food into molecules that can be passed to other cells.

Structures of Digestive System

Mouth, Esophagus, Stomach, Small intestine, Large intestine, Rectum

Mechanical Digestion (Mouth)

Chewing into smaller pieces

Chemical Digestion (Mouth)

Releasing enzymes like ones in saliva

Stomach

Churns and mixes food, then breaks it down because of acids (HC)

Liver

Makes bile, which allows enzymes to break food down easier

Peripheral nervous system (PNS)

Sensory nerves throughout the body

Central nervous system (CNS)

Brain and spinal cord

Cerebrum

Big part of brain, divided into 2 hemispheres

Cerebellum

Small part of the brain

Spinal Cord

Carries information between body and brain