2. During ________________________, cells use _____________ to release the energy stored in __________________. To do this, the ___________________ _______________ supplies oxygen and removes ___________ ______________. This is called ________ exchange. The difference between respiration (also called _____________ ____________ ) and breathing (sometimes called ________________) is: Respiration is the process of releasing _____________ from ______________ in the cells. This takes place in the _____________________ of the cells. Breathing is the process of moving ________ into and out of the ______________. Breathing is necessary to supply ____________ (from the air) to the cells for __________________. The formula for chemical reaction in respiration is: __________ + ___________  ______________ + ____________ + ____________. This can also be represented as: __________ + ___________  ______________ + ____________ + ____________. respirationoxygen respiratory system glucose carbon dioxide gas cellular respiration respiration energyglucose mitochondria airlungs oxygenrespiration glucoseoxygen carbon dioxide waterenergy C 6 H 12 O 6 O2O2 CO 2 H2OH2Oenergy

3. The pathway of air through the body is through the ____________ and into the _____________ ______________, through the ______________, past the ________________ and _______________, into the _________________, through the ________________, and continuing in the ________________, through the ______________________ and finally into the __________________. Pharynx Nasal cavity Nostrils Larynx Trachea Left Bronchus Right Bronchus Left Lung Right Lung Diaphragm A.Nostrils/Nose – contain ___________ to trap dust in the air. B.Nasal Cavity - _________, _____________, and ____________ the air. Contains glands which produce _____________ which traps ___________ and _____________. _____________ move mucus to the back of the throat where it can be ______________. nostrils nasal cavitypharynx epiglottislarynxtrachea bronchi lungs bronchioles alveoli hairs warms moistens cleans mucusdustpollen Cilia swallowed Bronchioles Alveoli

4. C. Pharynx – a tube-like passageway for both ___________ and __________, ending with the _________________ which closes over the larynx when you ______________ food or liquid. D. Larynx – otherwise known as the __________ _______. This contains the __________ __________ which vibrate to make ______________. E. Trachea – the “wind pipe” which is held open by rings of ________________. This is also lined with ____________ and ____________ to clean the air. F. Bronchi – 2 branches of the trachea, one going into the __________ lung and the other going into the _____________ lung. G. Bronchioles – Each bronchus branches into smaller _______________, each of which leads to a cluster of ________________ (tiny thin-walled sacs) where the oxygen ______________ into the _____________ and the carbon dioxide diffuses from the ___________ into the ____________ in the alveoli. This happens in the ___________ which surround the alveoli. Larynx Trachea Bronchi foodair epiglottis swallow voice box vocal cords sound cartilage mucuscilia right left bronchioles alveoli diffusesblood air capillaries

5. Breathing Inhalation – Air enters and leaves the lungs by the action of the ______________ which is a dome-shaped muscle located below the lungs. When the diaphragm ______________, it moves down, increasing the volume in the ______________. Air rushes in to ___________ the lungs. Diaphragm Exhalation – The _________________ relaxes and moves up, decreasing the volume of the ______________. Pressure from the air outside the body pushes against the chest, and the air rushes out. Residual Air – There is always a little _______ in your lungs, even when you _______________. diaphragm contractschest fill diaphragm chest air exhale

6. Diseases of the Respiratory System A.Emphysema – the _______________ lose their ability to expand and contract. The main cause is _______________. ______________ cannot be absorbed into the blood stream properly. B. Chronic Bronchitis – too much ____________ is produced in the bronchial tubes. The most common cause is _____________. Coughing damages the _________which can no longer brush dirt and tar out of the lungs. alveoli smokingOxygen mucus smoking cilia

7. C.Asthma – a condition where there is shortness of ___________, __________, and _______________ because the ____________ _________ have closed quickly. This is caused by _______________. D. Lung Cancer – the leading cause of ____________ ____________ in the U.S. The most common cause is _________________. breath wheezing coughingbronchial tubes allergies cancer deaths smoking Healthy lung Smoker’s lung

9. During ________________________, cells use _____________ to release the Energy stored in __________________. TO do this, the ___________________ _______________ supplies oxygen and removes ___________ ______________. This is called ________ exchange. The difference between respiration (also called _____________ ____________ ) and breathing (sometimes called ________________) is: Respiration is the process of releasing _____________ from ______________ in the cells. This takes place in the _____________________ of the cells. Breathing is the process of moving ________ into and out of the ______________. Breathing is necessary to supply ____________ (from the air) to the cells for __________________. The formula for chemical reaction in respiration is: __________ + ___________  ______________ + ____________ + ____________. This can also be represented as: __________ + ___________  ______________ + ____________ + ____________.

10. The pathway of air through the body is through the ____________ and into the _____________ ______________, through the ______________, past the ________________ and _______________, into the _________________, through the ________________, and continuing in the ________________, through the ______________________ and finally into the __________________. Pharynx Nasal cavity Nostrils Larynx Trachea Left Bronchus Right Bronchus Left Lung Right Lung Diaphragm A.Nostrils/Nose – contain ___________ to trap dust in the air. B.Nasal Cavity - _________, _____________, and ____________ the air. Contains glands which produce _____________ which traps ___________ and _____________. _____________ move mucus to the back of the throat where it can be ______________.

11. C. Pharynx – a tube-like passageway for both ___________ and __________, ending with the _________________ which closes over the larynx when you ______________ food or liquid. D. Larynx – otherwise known as the __________ _______. This contains the __________ __________ which vibrate to make ______________. E. Trachea – the “wind pipe” which is held open by rings of ________________. This is also lined with ____________ and ____________ to clean the air. F. Bronchi – 2 branches of the trachea, one going into the __________ lung and the other going into the _____________ lung. G. Bronchioles – Each bronchus branches into smaller _______________, each of which leads to a cluster of ________________ (tiny thin-walled sacs) where the oxygen ______________ into the _____________ and the carbon dioxide diffuses from the ___________ into the ____________ in the alveoli. Larynx Trachea Bronchi

12. Breathing Inhalation – Air enters and leaves the lungs by the action of the ______________ which is a dome-shaped muscle located below the lungs. When the diaphragm ______________, it moves down, increasing the volume in the ______________. Air rushes in to ___________ the lungs. Diaphragm Exhalation – The _________________ relaxes and moves up, decreasing the Volume of the ______________. Pressure from the air outside the body Pushes against the chest, and the air rushes out. Residual Air – There is always a little _______ in your lungs, even when you _______________.

13. Diseases of the Respiratory System A.Emphysema – the _______________ lose their ability to expand and contract. The main cause is _______________. ______________ cannot be absorbed into the blood stream properly. B. Chronic Bronchitis – too much ____________ is produced in the bronchial tubes. The most common cause is _____________. Coughing damages the _________which can no longer brush dirt and tar out of the lungs.

14. C.Asthma – a condition where there is shortness of ___________, __________, and _______________ because the ____________ _________ have closed quickly. This is caused by _______________. D. Lung Cancer – the leading cause of ____________ ____________ in the U.S. The most common cause is _________________.