Parts of the respiratory system UPDATED Flashcards
What is the main function of the respiratory system
Ensure oxygen is brought to cells in the body. Has a moist enviroment
Is the system that does gas exchange
What is the enviorment of the respiatory system
Moist
Nasal passages
Warms moistens and filters incoming air
Celia moves debries to throat and mouth
Mucus traps them
Blood vessiles warm air
What does celia in the nasal passages do
Attracts debries
What does mucus in the nasal passage do
Moistens incoming particles brought by ceilia
What do blood vessiles in the nasal passages do
Warm incoming air
Pharynx
Throat. Shared passageway for food and air
Epiglottis
Peice of cartliage that prevends food from going into the respiratory system
Larynx
Voicebox, cartliage that contains vocal cords
Men have longer cords than women
Trachea
Flexiable tube that is supported by semicircular cartliage. Prevents trachea from colapsing
Upper respiratory system parts
Nasal passages
Larynx
Pharynx
Epiglottis
Trachea
Bronchi (Bronchus)
Branches off of the trachea and contains cartilage rings
Lined with celia cells
What is bronchi lined with
Celia cells
Bronchioles
Branching from bronchi do not contain cartilage or celia
Lungs
Divided into 3 parts (right) 2 parts (left)
Superior
Middle
Inferior (lobes)
To give room to the heart
