Word Wall
Levels of Organization
Cell 101
Which Body System?
Body Systems 2
100

the study of the STRUCTURES of an organism

Anatomy

100

Basic unit of life

Cell

100

Semi-fluid that holds all of the organelles

cytoplasm

100

Structure: Bones

Skeletal System

100

Function: Breaks down and absorbs food

Digestive System

200
Respiration means...

breathing

200

structure of the body composed of two or more tissues types

Organ

200

Protects the cell and allows substances in and out of the cell

cell membrane

200

Structure: Smooth muscle

Muscular system

200

Function: produces cells used in sexual reproduction

Reproductive System

300

The study of how an organism's body FUNCTIONS

Physiology

300

many organ systems that work together to perform the functions of an independent individual.

organism

300

tiny organelles that make proteins

ribosomes

300

Organ: Brain

Nervous System

300
Functions: Secretes hormones

Endocrine System

400

the body’s way of keeping balance  by responding to any changes

homeostasis

400

a group of similar cells that work together to perform a specific function.

tissue

400

the powerhouse of the cell; supplies energy

mitochondria
400

Organ: Lungs

Respiratory System

400

Function: Fights infection and provides fluid to cells

Lymphatic System

500

"tiny organs" inside of a cell; examples: nucleus, mitochondria, ribosomes

organelles

500

a group of organs that work together to perform a specific function

organ system

500

control center of the cell; contains the cell's DNA

nucleus

500

Organ: Blood

Circulatory System

500

Function: Protects the body, regulates temperature nd prevents water loss

Integumentary System