Examlex
Body tissues lose their sensitivity to glucose as we age.
Addison's Disease
A disorder characterized by insufficient production of certain hormones by the adrenal glands, leading to symptoms like fatigue and weakness.
Target Cells
Cells that are specifically affected by particular hormones, drugs, or pathogenic agents due to the presence of corresponding receptors.
Receptor Molecules
Molecules on the surface of or within cells that bind to specific substances, triggering various cellular responses.
Peptide Hormone
Chemical messengers synthesized as peptides and regulate physiological processes, including growth, appetite, and metabolism.
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