1. DO NOW Answer any questions in the packet that you know before we start reviewing.

2. MIDTERM REVIEW Follow along please. Feel free to ask questions!!

3. 1)Look at the picture below. Which is a vein and which is an artery? _____________ _______________ VeinsArteries

4. 2) When the heart beats, which two chambers contract to pump blood out to the body? ________________ Ventricles

5. 3) What is the function of the top two chambers of the heart? To receive the blood

6. 4) Trace the flow of blood through the body using the terms: HEART (2X), BODY, and LUNGS. LungsHeartBody

7. 5) What is the difference between the blood before it has gone to the lungs compared to after it has gone to the lungs? Before lungs = oxygen poor After lungs = oxygen rich

8. 6) The main function of the digestive system is to take these out of the food you eat and give them to your body. Nutrients

9. 7) What type or types of digestion happen in the MOUTH? (mechanical, chemical, or both) Both

10. 8) This organ never has food passing through it, but it helps with digestion by making chemicals called enzymes that digest food. Pancreas

11. 9) A food label on a cereal box includes this nutrient data: Serving size = ½ cup, 100 calories per serving. You eat 1 cup. How many calories of food did you consume? 200

12. 10) The esophagus is a tube which brings food from where to where? Mouth  Stomach

13. 11) The smallest unit of body organization is called this. Cell

14. 12) A tissue is made up of a group of these. Cells

15. 13) An organ is made up of many layers of this. Tissue

16. 14) The stomach is classified as this. (Choose from tissue, organism, organ system, organ, or cell) Organ

17. 15) Put these levels of organization in order from smallest to largest. Organ System Cell Organ Tissue Organism Cell Tissue Organ Organ System Organism

18. 16) Compare the skeleton of babies to the skeletons of adult humans (what is different about them?). Babies have more bones!

19. 17) This type of muscle is found in your digestive system (smooth, skeletal, or cardiac) Smooth

20. 18) This type of muscle is found ONLY in your heart (smooth, skeletal, or cardiac) Cardiac

21. 19) What is an example of INVOLUNTARY muscles working? Heart pumping (you can’t stop it!!)

22. 20) In the lungs, blood picks up oxygen and drops off this gas: ________________________ Carbon Dioxide

23. 21) Give an example of 2 body systems that we’ve talked about working together. Oxygen gets to cells first by lungs (respiratory) and then through bloodstream (circulatory)