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Respiratory System
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Respiratory System
Agriculture, Food, and, Natural Resource Standards Addressed
AS.01.01. Evaluate the development and implications of animal origin, domestication and distribution on production practices and the environment.
AS.01.01.02.a. Research and summarize major components of animal systems.
Upper Respiratory System
Consists of the: nose (snout, nostrils, etc.) mouth pharynx epiglottis larynx
Tongue
Esophagus
Mouth
Trachea
Epiglottis
Nasal cavity
Larynx
Pharynx
Upper Respiratory System
Upper Respiratory System
Mucous membranes lining of respiratory tract
that secrete mucus.
Upper Respiratory System
Mucus slimy secretion that
helps to warm, moisten, and filter air.
Upper Respiratory System
Cilia tiny wave-like hairs that line the nostrils
and help to filter air.
Upper Respiratory System
Pharynx passageway shared by
the digestive and respiratory
systems.
Pharynx
Upper Respiratory System
Upper Respiratory System
Epiglottis tiny flap that covers
the larynx during swallowing.
Epiglottis
Upper Respiratory System
Upper Respiratory System
Larynx “voice box”
contains vocal cords that vibrate when
air passes through.
Larynx
Upper Respiratory System
Lower Respiratory System
Trachea “windpipe” has rings of cartilage
that keep its shape.
Trachea
Lower Respiratory System
Bronchi branches at the bottom of the trachea that are contained in the lungs. Singular: bronchus
Bronchi
Lower Respiratory System
Bronchial tree term describing how branches of the bronchi get continually smaller, like a tree branch.
Lower Respiratory System
Bronchioles smallest branches of
the bronchial tree.
Bronchioles
Lower Respiratory System
Alveoli grape-like clusters at ends of bronchioles where exchange of gases occurs.
Alveoli
Lower Respiratory System
Lungs paired organs containing
bronchi that are divided into clearly defined lobes.
Lungs
Lower Respiratory System
Diaphragm a muscle located below the
lungs that contracts causing the lungs to fill with air.
Breathing
Inhalation
- drawing in of a breath
Breathing
Exhalation
– release of a breath
Breathing
Apnea
– not breathing
Breathing
Dyspnea
– difficult breathing
Breathing
Bradypnea
– abnormally slow breathing rate
Breathing
Tachypnea
– abnormally fast breathing rate
Breathing
Respiration
– exchange of oxygen and carbon dioxide gases in the lungs
