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Human Physiology
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Respiratory System

Master Respiratory System Parts and Functions with Mnemonics

Picmonic makes learning about the respiratory system fun and effective. We leverage the power of image mnemonics, scientifically proven to help you master respiratory system parts and functions. Master respiratory anatomy with Picmonic's unforgettable mnemonics!

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Human Physiology | Pre-Health School Study Aid

Respiratory System
3 Picmonics to Learn | 5 mins
Respiratory Anatomy
Characteristics
Nasal Cavity
Hair Filters
Mucus Filters and Moistens
Capillaries Warm
Pharynx (Throat)
Larynx (Voice Box)
Cilia Expel Mucus and Dust
Trachea
Bronchi
Alveoli
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2 mins
Alveolar Gas Exchange
Characteristics
Pulmonary Artery Blood is O2-Poor, CO2-Rich
Two-Cell Thick Air-Blood Barrier
CO2 Diffuses Into Air
O2 Diffuses Into Blood
Gases Equilibrate
Pulmonary Vein is O2-Rich, CO2-Poor
Thermoregulation
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2 mins
Alveolar Gas Equation
Equation
Partial Pressure of Alveolar Oxygen (PAO2)
Partial Pressure of Oxygen in the Inspired Air (PIO2)
PIO2 Normally Approximated = 150 mmHg
Arterial Partial Pressure of CO2 (PaCO2)
Respiratory Quotient (R)
R Normally Approximated = 0.8
PAO2 = PIO2 - (PaCO2/R)
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1 min

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