Warm Up: Organ Systems  An ORGAN SYSTEM is a group of organs that work together for a common goal  How many organ systems do you think there are in the human body?  Which organ system do you think is the most important?

Mr. Jobe Anatomy and Physiology

 Anatomy = Structure  WHERE the body parts are  From the Greek ana meaning “apart” and tomy meaning “to cut”  Organisms are usually cut apart to see their anatomy  Physiology = Function  WHAT the body parts do  From the Greek physio meaning “nature” and ology meaning “the study of”  Studying of the “nature” of an organ

The Skeletal System  Anatomy  Bones, cartilages, ligaments, joints  Physiology  Supports the body  Helps movement  Helps protect

The Nervous System  Anatomy:  Brain, spinal cord, nerves, sensory receptors  Physiology:  Controls the body  Send messages to the brain

The Digestive System  Anatomy:  Mouth, esophagus, stomach, intestines, rectum  Physiology:  Break down the food we eat into useful materials  Get rid of the waste

 Read more about each system:  Skeletal System (pg. 4)  Nervous System (pg. 4)  Digestive System (pg. 7)  When you have finished reading, work on the KWL worksheet  Write about what you…  Know  Want to know  Learned Reading Assignment

Classwork  Organ system diagram  Draw the three systems we covered today on the handout  Use a different color for each system  Label the important structures (anatomy)  Say what they do (physiology)