A protein on or within a target cell that binds a specific hormone or signaling molecule and initiates a biological response. Cell-surface receptors (for peptide hormones) use second messengers; intracellular receptors (for steroid hormones) directly regulate gene transcription.
A protein on or within a target cell that binds a specific hormone or signaling molecule and initiates a biological response. Cell-surface receptors (for peptide hormones) use second messengers; intracellular receptors (for steroid hormones) directly regulate gene transcription.
Understanding the term "Receptor" is essential for studying human anatomy because it provides precise language for describing body structures, their positions, and their relationships. Standardized anatomical terminology ensures clear communication among healthcare professionals, researchers, and students worldwide.
This information is for educational purposes only. It is not intended as medical advice. Consult a healthcare professional for medical concerns.