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How many electrons are there in one atom of 71Ga?
Respiratory Tree
The branching system of air passages from the trachea to the alveoli in terrestrial vertebrates, integral to the process of gas exchange.
Bronchioles
Small airways in the lungs that extend from the bronchi and lead to alveoli, facilitating the transfer of oxygen to the blood and the removal of carbon dioxide.
Pharynx
The body cavity that connects the digestive and respiratory pathways, playing a key role in swallowing and breathing.
Chemoreceptors
Sensory cells or organs specialized in detecting chemical stimuli in the environment, involved in taste and smell in animals.
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