What is a cell?
carries blood everywhere
What are blood vessels (veins and arteries)?
covers, protects body
What is the skin?
exchanges O2 and CO2
What is the respiratory system?
alive but infectious
What are bacteria?
mitochondria, nucleus
What are organelles?
breathe in, breathe out
What are the lungs?
moves, supports body
What is muscles?
breaks down, digests food
What is the digestive system?
dead but infectious
What are viruses?
a border around cells
What is the cell wall/membrane?
tibia, femur, even teeth
What are bones?
thinking, sensing organ
What is the brain?
fights pathogens, infections
What is the immune system?
organ, holds urine
What is the bladder?
genetic information
What is DNA?
breaks down food w/ acid
cleans blood, makes urine
What is the kidneys?
there are 206 of them
What is the skeletal system?
breaks down rot, waste
What are decomposers?
how cells make copies
What is mitosis?
fights infection, WBC
What are white blood cells?
hard, makes blood cells
What are long bones (marrow)?
gets rid of wastes
What is the excretory system?
infects toenails, feet
What are fungi?