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How does a magnetic compass work?
Pectoralis Minor
A thin, triangular muscle located beneath the pectoralis major, involved in movements of the shoulder and chest.
Pulmonary Ventilation
Pulmonary ventilation is the process of moving air in and out of the lungs to facilitate gas exchange with the internal environment, primarily involving oxygen and carbon dioxide.
Gas Exchange
The process by which oxygen is taken in from the environment and carbon dioxide is released as a waste product, primarily occurring in the lungs in humans.
Alveoli
Small alveoli in the respiratory system where oxygen is absorbed and carbon dioxide is released.
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