Respiration - Another name for breathing, Nose - organ where air enters...passages warm, moisten, and filter air, Mouth - If you have to breathe here, your pharynx will get dried out and there is a greater potential for pathogens and irritants to enter lungs, Trachea - Windpipe is another name for this structure, Bronchi - Branches leading into the lungs, Lungs - Organs of respiration, Diaphragm - Main muscle of respiration that contracts to pull downward and creates a vacuum in the chest cavity, Breathing - External Respiration- bringing in oxygen from the environment and transferring carbon dioxide from the body to the environment, Larynx - Voice Box, Carbon Dioxide - Waste product of Cellular Respiration, Bronchioles - Smaller Bronchi that lead into alveoli, Alveoli - Air sacs where gas exchange takes place, Capillaries - vessels where the diffusion of gases and nutrients occurs, Cilia - Hairs that line the respiratory tract and filter debris, Mitochondria - ORGANELLE that does cellular respiration, Cellular Respiration - PROCESS that produces ATP (energy) from oxygen and glucose at the cellular level, Pulmonary System - Another name for the respiratory system,

Respiratory System Physiology

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