1. Define Respiration
Answer: Respiration is the exchange of gases between the atmosphere, blood, and cells
2. The combination of 3 processes is required for respiration to occur
Answer:
Ventilation (breathing)
External (pulmonary) respiration
Internal (tissue) respiration
3. How does the cardiovascular system assist the respiratory system?
Answer: Bytransporting gases
4. Structures of the Respiratory System
Answer: Structurally, the components of therespiratory system are divided into 2 parts:
1. Upper respiratory system
2. Lower respiratory system
5. Functions of the Respiratory System
Answer: Functionally, the components of therespiratory system are divided into 2 zones:
1. Conducting zone
2. Respiratory zone
6. Upper Respiratory System consists of:
Answer: The nose, pharynx (throat), and associated parts
7. Lower Respiratory System consists of:
Answer: The larynx, trachea, bronchi, andlungs
8. Hyaline cartilage
Answer: Hyaline cartilage is found throughout the respiratory tract inorder to keep the moist
airway open
9. Equation for measuring the amount of air that moves in and out of the lungseach minute
(Minute Ventilation)
Answer: The product of tidal volume and breathing rateindicates the amount of air that moves
into and out of the lungs each minute (minuteventilation, MV = TV × BR). Minute ventilation
increases when the body is using more oxygen and producing more carbon dioxide, as occurs
in exercising.
10. The interior structures of the external nose have three functions:
Answer: (1) warming, moistening, and filtering incoming air (2) detecting olfactory stimuli
(3) modifying speech vibrations as they pass through the large, hollow resonatingchambers.
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