1. Chapter 23, sections 3 & 4 The Lymphatic & Respiratory System

2. The Lymphatic System Group of organs & tissues that collect excess _______ and return it to your ________. fluid Blood (body) Helps your body fight ________. pathogens

3. Six parts of the Lymphatic System _________ is the fluid and particles collected by lymph vessels and nodes. Lymph _______ ______is the oval mass of lymphatic tissue. Lymph node

4. The smallest vessels of the lymphatic system is _______ _________. lymph capillaries Thymus is the main gland of the lymphatic system; it produces mature __________. Lymphocytes Lymphocytes are a type of __________ that helps your body fight _________. WBC pathogens

5. Bone Marrow Produces most _________and ________. RBCs, WBCs Also produces immature ____________. Lymphocytes (types of WBC) Killer Tcells

6. ______ is the largest lymphatic organ. Spleen It is located in the _______ ______ side of your abdomen. upper left

7. The spleen ______, ______, ______, and _______ blood cells. produces, monitors stores, destroys White pulp in the spleen produces ________ and is a part of the __________ system. WBCs, lymphatic system Red pulp in the spleen removes damaged ________. RBCs

8. ______ are lymphatic tissue in the nasal cavity and at the back of the mouth on either side of the tongue. Tonsils Tonsils help protect your throat and lungs from infection by trapping _________. pathogens

9. Respiratory System Respiration includes __________ and _______ ____________. Breathing Cellular respiration

10. Respiratory System The group of organs that takes in ______ and gives out __________. Oxygen Carbon dioxide

11. Parts of Respiratory System

12. The _________ is the main passageway. Nose _________is the throat. Pharynx _________ is the wind pipe. Trachea ________ guards the entrance to a large tube, called trachea. Larynx

13. The ______________ is the part of your throat that has your vocal cords. larynx The trachea splits into two branches called __________. They connect to your lungs. bronchi

14. The bronchi go into smaller tubes called _________ ________. bronchial tubes The _____________ are tiny sacs at the end of the bronchioles. alveoli

15. Your ____________ is the muscle beneath your lungs that help push air into and out of the lungs. diaphragm There are three main respiratory disorders (problems): _________, ______, & ________ asthma, emphysema SARS

16. Asthma Causes the __________ to narrow. bronchioles Someone who has asthma has difficulty ______. breathing An asthma attack may be triggered by irritants such as ________ or ________. Dust, pollen

17. Emphysema Emphysema happens when __________ have been damaged. alveoli People with emphysema have trouble getting the __________ they need. Oxygen

18. SARS (Severe Acute Respiratory Syndrome) is caused by a ___________ Virus May cause _______ and difficulty breathing fever