1. Lesson 1

2. Vocabulary Organism- a living thing
Organ- A body PART that is made up of smaller parts that’s work together to do a job
Organ system- a GROUP of organs that work together to do one type of job

3. Nervous System
Nerve cells- tiny cells specialized in carrying "messages" through an electrochemical process
Nerves- a chain of long nerve cells
Brain-the organ that processes
Information
Spinal cord- the rope-like bundle of
nerves that runs along your backbone

4. Integumentary system – skin, nails, hair
The system that helps protect the inside of your body

5. Lesson 3

6. Skeletal System
The framework of the body, consisting of  bones and other connective tissue, which protects and supports the body  tissues and internal organs.

7. Joints Joint- a place where two or more bones meet.
Ligament- connect the bones of a joint
Cartilage- is a flexible connective tissue 

8. Muscular system The bodily system that is composed
of skeletal, smooth, and cardiac muscle tissue and functions in  movement of the body.

9. Muscular system Muscles work in pairs (Contracts, Relax)
Voluntary muscles- muscles that you control (arms, legs,)
Involuntary muscles- muscles you do not control (digestive, heart)

10. Types of skeletons
Exoskeleten-  is the external skeleton that supports and protects an animal's body

11. Science Vocabulary
Mucus- a sticky think fluid that traps dust, germs, and other things in the air.
Bronchioles- tubes in the lungs that end with air sacs where oxygen is received from the blood.

12. Cilia- tiny hairs in your respiratory system that help clean the air you breath.
Larynx- your vocal cords stretch on your larynx and when you talk you make the cords vibrate.

13. Science Vocabulary
The circulatory system moves food and oxygen to cells and takes wastes away.
The circulatory system includes the heart, blood, and blood vessels.

14. Science Vocabulary
Plasma- carry the food to your cells and removes the waste from your cells.
Red blood cells- carry oxygen to your cells.
White blood cells- protect your body from germs
Platelets- cells that are used to help you stop bleeding when you are cut.

15. Science Vocabulary
Arteries- blood vessels that carry oxygen rich blood away from your heart.
Capillary- tiny arteries that are very thin so oxygen can move from the capillary to the cells in your body.

16. Science Vocabulary
Veins- blood vessels that carry blood with no oxygen from your cells to your heart.
Valves- veins have flaps (doors) that keep the blood going.
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17. Science Vocabulary
Right side of the blood pumps blood to the lungs to get oxygen.
The left side pumps blood to the arteries.
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