Transcript Slide 1
Respiratory System
Discover Activity
Page 112
Respiratory System Gases
What do you already know about the
Function of Respiratory System?
What gases are exchanged by the
respiratory system?
What do you think happens in the
body when a person holds his or her
breath?
Respiratory System Function
Respiration
to
obtain and use oxygen
to get rid of carbon
dioxide and water
Respiratory System
2
parts
Breathing
moving air in
and out
Cellular
Respiration
Cellular Respiration
C6H12O6 + O2
CO2 + H2O + ATP
Glucose and oxygen makes
carbon dioxide, water and energy
Happens in the Mitochondria of
the Cell
Working Together
Respiratory
system,
Digestive system and
Circulatory system
page 114
Air
Flow
through
the
System
How Lungs Work.
Process of Breathing
Inhalation
Lung volume increases
Diaphragm contracts/flattens
Ribcage moves up and out
Air flows in
Process of Breathing
Exhalation
Lung volume decreases
Diaphragm relaxes/moves upward
Ribcage back to normal position
Air flows out
Breathing and Speaking
Larynx
Voice box
Located at top of trachea
Vocal cords
Air rushes through opening
Vibration creates sound
If you went to Madura and
you are getting notes for
Friday, Stop Here.
Hope you had
a good trip :)
Smoking and
Your Health
Three major chemicals
Nicotine
addictive
chemical
Tar
Carbon
Monoxide
Nicotine Effects
Brain
Lungs
Heart
Stomach
Intestines
Bladder
Effects of Tobacco
on the Body
Health Book
Pages 284-295
Mainstream smoke
smoke
that is inhaled
directly into the mouth
through a cigarette, pipe, or
cigar
Sidestream Smoke
smoke
that enters the
environment from burning
tobacco
Passive Smoker
exposed to sidestream
smoke
2 Kinds of Diseases
Chronic
Bronchitis
Emphysema
Cancer
Cardiovascular Disease
Smokeless Tobacco
Chewing
Tobacco
page 290
Cancer
of the mouth
(tongue, cheek or gums)
Cancer of the throat
Why do people start
Peer
Influence
Parent Example
Advertising
Others?
Four reasons not to start
Dangerous
(unhealthy)
Expensive
Unpleasant
odor
Unattractive
Case Study #2
You are at the mall and are offered free
cigarettes. Your friends want to try them. Use
the 5 C’s to make a choice about whether you
will join them or abstain.
Breathing Emergencies
Help someone who is
Choking
Rescue Breathing
Help someone who is Choking
Place thumb side of fist against
middle of abdomen just above
navel.
Grasp fist with other hand.
Give quick, upward, thrusts.
Repeat until object is coughed up
or person becomes unconscious.
Rescue Breathing
If air won’t go in?