Transcript Aim: What is the function of the respiratory system?

Aim: What is the function of
the respiratory system?
Do Now:
1.Explain what a tissue is. Provide an example of a tissue.
• Tissue- A large group of cells that perform the same job .
• The cells are specialized which mean they have a specific job.
http://www.slideshare.net/fatimaalzahraa/specialized-cells-biology
Circulatory System Review
• What is the function of the circulatory System?
• Function- Transport of materials throughout the body- oxygen,
carbon dioxide, nutrients(glucose), wastes
• These materials diffuse in and out of the cells of every organ.
Purpose of the respiratory system
• To provide a constant supply of oxygen to keep your
body cells functioning
• To remove carbon dioxide from the body cells
• http://www.neok12.com/video/RespiratorySystem/zX666d026275504f79626206.htm
• Trachea- large air tube that leads from the larynx (voice
box) to the bronchi.
• Bronchi- the large airways at the top of the lungs.
Alveoli
• Tiny, thin-walled,
grapelike clusters
• Surrounded by
capillaries
• Where carbon dioxide
and oxygen exchange
take place
GAS
EXCHANGE!!!
http://mhln.com
• Diaphragm- muscle that controls breathing
Exit Ticket
• What is the main function of the respiratory system?- (Be specific ,
don’t just answer as breathing)