Responsiveness: The ability of a cell to respond or react to stimuli (1). For example, a muscle cell may respond to chemicals/hormones in the bloodstream by increasing intra-cellular production of certain proteins.
  1. Saladin, K. (2012). Anatomy & Physiology: The unity of form and function. (6th ed.). New York: McGraw-Hill.

Related Terms

  • Homeostasis
  • Stimulus
  • Neurotransmitter
  • Endocrine System
  • Nervous System
  • Muscle Contraction


  • responsive
  • responsiveness