Respiratory SystemRespiratory System

By Stephen KoehlerBy Stephen Koehler

2 functions of respiratory system2 functions of respiratory system

Take in oxygenTake in oxygen Breathe out carbon dioxideBreathe out carbon dioxide

RespirationRespiration

Respiration is a process that takes place Respiration is a process that takes place in your cells. in your cells.

It gives you energy. It gives you energy. Oxygen is essential for respiration to take Oxygen is essential for respiration to take

place.place. Respiration could not happen without the Respiration could not happen without the

digestive and circulatory systemdigestive and circulatory system

Path of AirPath of Air

Air goes into the Air goes into the nose------- nose------- down into the down into the pharynx-pharynx-------- to the ------- to the tracheatrachea-----air -----air passes into the passes into the bronchi tubes-bronchi tubes------ to the ----- to the lungslungs

Respiratory SystemRespiratory System

The two lungs are the main organs of the The two lungs are the main organs of the respiratory system. respiratory system.

Lungs are made up of tiny structures Lungs are made up of tiny structures called alveolicalled alveoli

Alveoli is a hollow sackAlveoli is a hollow sack

How you BreatheHow you Breathe

Breathing is controlled by the diaphragmBreathing is controlled by the diaphragm Diaphragm are the muscles right below Diaphragm are the muscles right below

the lungsthe lungs When a person breathes When a person breathes in in diaphragm diaphragm

contracts or gets shorter/space inside the contracts or gets shorter/space inside the chest gets biggerchest gets bigger

When a person breathes When a person breathes out out the the diaphragm relaxes/space inside the chest diaphragm relaxes/space inside the chest gets smallergets smaller

Smoking and your HealthSmoking and your Health

Nicotine is a chemical in tobacco that Nicotine is a chemical in tobacco that speeds up the heart and raises blood speeds up the heart and raises blood pressurepressure

Tar is a dark, sticky material that forms Tar is a dark, sticky material that forms from burning tobacco from burning tobacco

When people smoke Tar sticks to the tiny When people smoke Tar sticks to the tiny hairs that lines the respiratory systemhairs that lines the respiratory system

Tar in the lungs is a cause of cancerTar in the lungs is a cause of cancer

Health Problems and SmokingHealth Problems and Smoking

Smoking can cause people to develop chronic bronchitis, Smoking can cause people to develop chronic bronchitis, emphysema, lung cancer, and atherosclerosisemphysema, lung cancer, and atherosclerosis

Bronchitis is a disease of the breathing passages. The Bronchitis is a disease of the breathing passages. The passages get narrow and clogged with mucuspassages get narrow and clogged with mucus

Emphysema is a disease of the lungsEmphysema is a disease of the lungs The tissues of the lungs are destroyed and so it makes it The tissues of the lungs are destroyed and so it makes it

harder for harder for Gas exchangeGas exchange to take place to take place Lung Cancer is cancer of the lungs. Lumps of cancer Lung Cancer is cancer of the lungs. Lumps of cancer

tissue, or tumors, grow out of control and it makes it hard tissue, or tumors, grow out of control and it makes it hard for gas exchange to take placefor gas exchange to take place

Health Problems continuedHealth Problems continued

Atherosclerosis is when chemicals in tobacco smoke get Atherosclerosis is when chemicals in tobacco smoke get into the blood.into the blood.

Fatty tissues develop from chemicals in smoke and it Fatty tissues develop from chemicals in smoke and it makes it hard for gas exchange to take placemakes it hard for gas exchange to take place

Tobacco use such as Chewing tobacco and Dip or Snuff Tobacco use such as Chewing tobacco and Dip or Snuff can cause mouth cancer, throat cancer, gum disease can cause mouth cancer, throat cancer, gum disease and tooth lossand tooth loss

The chemicals in Chewing tobacco, Dip or snuff cause The chemicals in Chewing tobacco, Dip or snuff cause the gums to decay and bleedthe gums to decay and bleed

The chemicals in tobacco can cause cancer which are The chemicals in tobacco can cause cancer which are lumps that can be found in the throat or mouth.lumps that can be found in the throat or mouth.