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Bile is secreted by the liver and stored and concentrated in the gallbladder.
Mucous Membranes
Mucous membranes are moist tissues that line several body cavities including the mouth, nose, eyelids, and internal organs, secreting mucus for protection and moisture.
Eyelids
Thin folds of skin that cover and protect the eyes, capable of blinking to help keep the eyes moist and free of debris.
Receptors
Biological structures or proteins on the surface of cells that bind to specific molecules, triggering a response within the cell.
Tongue
A vital muscle located within the mouth that plays a crucial role in the processes of taste perception, the act of swallowing, and the ability to speak.
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